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3251.

The filter with the slowest rolloff rate is the a. Butterworth b. Chebyshev c. Elliptic d. Bessel

Answer»

The answer is: (d) Bessel

3252.

To build a 10th-order filter, we should cascade a. 10 first-stage stages b. 5 second-order stages c. 3 third-order stages d. 2 fourth-order stages

Answer»

(b) 5 second-order stages

3253.

To get a Butterworth response with an 8th-order filter, the stages need to have a. Equal Q's b. Unequal center frequencies c. Inductors d. Staggered Q's

Answer»

(d) Staggered Q's

3254.

Inside a triangular garden, there is a flower bed in the form of a similar triangle. Around the flower bed runs a uniform path of such a width that the side of the garden are double of the corresponding sides of the flower bed. The areas of the path and the flower bed are in the ratio : (A) 1: 1 (B) 1: 2 (C) 1: 2 (D) 3: 1

Answer»

 correct answer is (D) 3: 1

3255.

In a bag, the number of one rupee coins is three times the number of two rupees coins. If the worth of the coins is Rs 120, find the number of 1 rupee coins.

Answer»

Correct answer is 72

3256.

What aversion did the writer have from the beginning

Answer»

His aversion to the water began when he was 3 - 4 years old, he went with his father to a beach where the waves knocked him down and overpowered him. This created the phobia in his mind and left him in a state of fear. 

3257.

How did Douglas develop an aversion to water?

Answer»

Douglas developed an aversion to water in his early childhood. When he was three or four years old, his father took him to a beach in California. The waves knocked him down and swept over him. He was buried in water. He was frightened and perhaps this was the moment his fear of water took root inside his mind. Further, when Douglas was ten or eleven years old, he decided to learn to swim and went to the YMCA pool. Here an incident took place that finally established his aversion to water as a big fear. One day when Douglas was alone at the pool sitting on the edge and waiting for others to come, a big boy threw him into the deep end of the pool. 

What ffollowed was a nightmarish experience for him. Douglas tried very hard and applied all his knowledge to come to the surface of the water but to no avail. Somehow he was saved. Thus after this fearful incident, his fear of water got implanted in his heart and mind permanently.

3258.

how we know that patol babu was a dedicated actor

Answer»

Patol Babu was a very dedicated actor. This is evident from the moment Naresh Dutt offered him the role in the lm. Patol Babu was very excited about doing the role in the lm and wanted to deliver his dialogues well. So, he asked his wife to remind him to take ginger juice at night as it is very good for throat. He reached the place of shooting few minutes before the appointed time. Patol Babu was quite upset when he rst saw his dialogue. He even crumbled the piece of paper in which his dialogue was written and threw it into the roadside drain as he was very angry. But when he remembered the stage and some priceless words of advice given Mr. Prakashi, his anger faded. He realised that a true actor could make a mark even with one single syllable. Therefore, he went to the quiet little side street and started rehearsing. He cleared his throat and started enunciating the syllable “Oh” in various ways. He also worked out how he would react physically when the collision would take place. He performed various ways in front of the large glass window of how his body would crouch to express pain and surprise. When he was called for the shooting, Patol Babu wished to keep a news paper open in his hand while the collision happened so that the scene would look more realistic. He was so dedicated to make the scene look perfect that he enquired the makeup man whether his moustache would come off at the time of the collision. Due to such dedication, Patol Babu performed extremely well and received much appreciation. 

Patol Babu was a meticulous man. He rehearsed speaking his one word dialogue repeatedly. He even wanted to rehearse his small role. Then it was on his suggestion that he was given a newspaper so that the scene came off quite realistically.

3259.

Why did Douglas go to Lake Wentworth in New Hampshire? How did he make his terror flee?

Answer»

Douglas was not satisfied with his practice so he decided to go to Lake Wentworth. There he was swimming in the middle of the lake, only once did the terror return, but he finally overcame it, and it did not return again.

3260.

________ was a prominent musicians of Faizabad who developed the Tappa style in classical music.1. Mustaribai2. Khushi Mahraj3. Mehndi Khan4. Mian Gulam Nabi Shori

Answer» Correct Answer - Option 4 : Mian Gulam Nabi Shori

The correct answer is  Mian Gulam Nabi Shori.

  • Tappa is a form of Indian semi-classical vocal music which was derived from the folk music of Punjab and Sindh.

  • Tappa-Tappa is the oldest and most admired form of Pashto folk literature which was originated from the folk songs of the camel riders in Punjab.
  • It is one of the most difficult classical forms in Punjab.
  • It was believed to be a song of the cameleers of Punjab and Rajasthan.
  • Tappa style of singing is attractive to the ears which portray love and partition of any lovers.
  • Mian Gulam Nabi Shori-Mian Ghulam Nabi Shori also known as Shori Mian was an Indian composer of Hindustani classical music in the court of  Asaf-Ud-Dowlah, Nawab of Awadh.
  • He was born in Multan, Punjab (present day Pakistan).
3261.

Why does Douglas as an adult recount a childhood experience of terror and his conquering of it? What larger meaning does he draw from this experience?

Answer»

Douglas as an adult recounts his childhood experience of terror and his ability to conquer his fear which portray that nothing is impossible, when a person wants to set things possible. Determination is the only thing that required to overcome any hurdle in life. He faced this thing practically when a big bully tossed him into the deep end of the YMCA pool. Through training from an instructor finally made him a swimmer.

3262.

What deep meaning did his experience at the YMCA swimming pool have for Douglas?

Answer»

The experience at the YMCA pool had a deep meaning for Douglas. As he had experienced both the sensation of dying and the terror that the fear of it can produce, he learnt the will to live in great intensity.

3263.

Describe the efforts made by Douglas to save himself from drowning in the YMCA swimming pool.

Answer»

When his feet hit the bottom of the pool, Douglas summoned up all his strength and made a great spring upwards thinking he would bob to the surface like a cork. But when nothing like that happened, Douglas tried to yell but no sound came out. Now a great force was pulling him under. He was paralysed under water, stiff and rigid with fear. Then in the midst of the terror came a touch of reason that he should remember to jump when he hit the bottom. As soon as he felt the tiles under him he reached out his toes towards them and jumped again with all his strength. Yet again the jump did not make any difference. The water was still around him. Stark terror took an even deeper hold on him and he shook and trembled with fright. He could not move his arms and legs. He tried to call for help but nothing happened. Finally he ceased all his efforts and decided to relax as blackness swept over his brain.

3264.

When Douglas realised that he was sinking, how did he plan to save himself?

Answer»

When Douglas realised that he was sinking he did not lose his wits and thought to make a big jump when his feet touched the bottom, so that he could reach the surface and finally paddle to the edge of the pool.

3265.

Name the bacterium responsible for the large holes in ‘swiss cheese’. What are these holes due to?

Answer»

Propionibacterium sharmanii 

  • Since this bacterium produces large amount of carbon dioxide during fermentation, large holes are produced.
3266.

Read the following lines.My plane was just about to crash.So, I grabbed my bag and Took out my big blue parachute to glide me down and land.At last, I found a spot to land. But there was a big breeze. And so, I had to painfully land on these sharp pine trees. I was then filled with bruises as a pine fell on my ear. I sat down on the ground to rest. Now answer the following questions. 1) What was going to happen? 2) How did the poet want to save himself? 3) What was the problem in landing? 4) What happened when the poet landed on the pine tree? 5) What did the poet do finally?Additional Questions (i): 1) What happened to the plane? 2) How did the speaker use the parachute? 3) Where did the poet land? 4) Why Wouldn’t he land on the selected spot? 5) What is the colour of the parachute?Additiional Questions (ii): 1) Who does T here refer to? 2) What did the speaker do when his plane was about to crash? 3) Why did he take out his parachute? 4) Why had he to land painfully? 5) What did he find at last? 6) What was the adventure He did? 7) Pick out the rhyming words.

Answer»

1) The poet’s plane was going to crash. 

2) with the help of a parachute 

3) There was a big breeze and so the poet had to land painfully on the sharp pine trees. 

4) When he landed on the pine trees he was wounded and there were bruises on hip body. 

5) Finally he sat down on the ground to rest.

Additional Answer (i)

1) The plane was about to crash. 

2) for gliding down 

3) He landed on the sharp pine trees. 

4) because there was a big breeze 

5) The parachute is in blue colour.

Additiional Answer (ii)

1) ‘I’ here refers to an imaginative boy. 

2) He took his parachute out of his bag and jumped out of the crashing plane. 

3) He took out his parachute thinking that it would help him glide down to ground. 

4) There was a big breeze. Parachute was unable to land on a safe place so he had to land painfully. 

5) At last he found a spot on the land. 

6) He jumped out of the crashing plane and reached to the ground safely with the help of a parachute. 

7) and – land; breeze – trees;

3267.

Read the following stanza.I scratched myself when I woke up, appearing like a fool. And after the whole thing I thought I’d rather go to school.Now answer the following questions. 1) Why did he scratch himself? 2) Why did the speaker feel like a fool? 3) What did the speaker finally want to do? 4) ‘And after the whole thing’ – What does’ the whole thing’ here mean? 5) List out the rhyming words in the stanza.

Answer»

1) He scratched himself to know whether it was real or he was in dream. 

2) The speaker felt like a fool because he had dreamed a nasty adventure, which he actually could not attempt. 

3) The speaker finally wanted to go to school. 

4) The ‘whole thing,’ here means ‘the whole dream of his nasty adventure.’ 

5) ‘fool – school’ are the rhyming words in the stanza.

3268.

Read the following stanza. I was then filled with bruises as a pine fell on my ear. I sat down on the ground to rest. A thorn then poked me. I slept on the ground frantically. Mosquitoes bit my nose. Bugs crept all over me and tickled my body.Now answer the following questions. 1) Why was he filled with bruises? 2) Why did he sit down on the ground? 3) What poked him? 4) Which line in the stanza suggests that the speaker was dreaming? 5) What do you think that thorn could be? 6) How did he sleep? 7) What does the word ’frantically’ mean?8) What crept all over his body? 9) What tickled his body? 10) Which word in the stanza gives the meaning of “an injury.”

Answer»

1) He landed on the sharp pine trees. So he was filled with bruises. 

2) He sat on the ground to take rest. 

3) A thorn poked him. 

4) The line “I had to painfully land on these sharp pine trees.” Suggests us that he was dreaming. 

5) Actually he was in a deep sleep. The thorn that poked him could be a sting of a mosquito. 

6) He slept anxiously. 

7) The word ‘frantically’ means ‘very anxiously’. 

8) Some bugs crept all over his body. 

9) The bugs which crept all over his body tickled his body. 

10) bruises

3269.

Compare two advantages and disadvantages of food /diet based approach used to combat public nutrition problems.

Answer»
STRATEGIESADVANTAGESDISADVANTAGES
Diet or food-based strategies1.Highly cost effective
2.Wide coverage
1.Requires research
2.Does not lead to long-term dietary/ behavioural changes

3270.

You are helping your mother in planning a meal for the guests coming for dinner at your place. Explain the four factors that will affect your planning. OR a) What do you mean by Food groups? b) Name two important nutrients provided by each of the following food groups-I. Cereals, Millets and Tubers II. Milk and its productsIII. Nuts and oilseeds

Answer»

Four factors that will affect meal planning-

1.Age-Nutritional requirement of different age group is different. 

For example-Children and adolescent need more calories, protein, iron and calcium as compared to old man. 

2. Occassion- Specific dishes are prepared on special occasions.

For Example-Gujiyas on Holi, Ghewar on Teej, etc. 

3.Likes and dislikes- People have their own preferences for particular foods.

Example- Bottle gourd(ghiya) can be given as kofta, kheer, sambhar, etc., 

4.Occupation(activity)-Light(sedentary), moderate and heavy workers have different nutritional needs. 

For example-Labourer needs more calories. 

OR

a) Food groups – It is collection of foods which have similar nutritive value 

b) Two nutrients provided by the following food groups

I. Cereals, Millets and Tubers-

1. Vitamin B complex 

2. Carbohydrates 

II. Milk and its products-

1. Protein 2. Calcium 

III. Nuts and oilseeds Fat-

1. Omega 3 2. Protein

3271.

Mention four advantages of planning meal.

Answer»

Four advantages of meal planning are-

1.Helps to retain ,enhance nutrients and minimize nutrient loss. 

2.Helps to make food attractive and appetizing. 

3.Helps in saving time, energy and fuel.

4.Helps to plan low cost nutritious meals within the resources.

3272.

Explain the equipments that can be used in hotels to prevent and fight with fire accidents.

Answer»

All equipments such as chimneys, exhausts, ventilators, grills, hoods etc. which collect a lot of fume vapor and catch fire easily should be cleaned regularly. Elevator shafts require constant check and inspection. Cigarette butts can ignite the debris and oils that gather at the bottom of elevator shafts.

Hotel personnel are trained about the fire protection procedure and the types of fire. 

Fire has been classified in 5 categories depending on how they can be extinguished.

Class A Fire: it is the fire of wood paper linen and similar dry material. They are extinguished by cooling and quenching effect of water.

Class B Fire: these includes fire from oil, gasoline, grease and other petroleum product. These fire can be extinguished by blanketing the source of burning substances and eliminating the supply of oxygen.

Class C Fire: these are the fire of pressurized gases. example LPG. Water is not used for this.

Class D Fire; these are the fire of metals. This class of fire does not exists in hotels.

Class E Fire: these are electrical fires. Controlling the sizes of electrical fuses and circuit breaker will often minimize this class of fire.

3273.

a) “Meal Planning helps to save time, energy and fuel.” Justify this statement with the help of an example. b) How can you incorporate variety in terms of colour while planning meals? Give an example.

Answer»

a) Meal planning saves time and energy-

For example- buying all the required ingredients together from the market if meals are planned 

b) Variety in terms of colour while planning meals-

For example -With kadi, bhindi/karela is served to bring variety in colour

3274.

Balanced diet is(a) tasty (b) heavy (c) boiled (d) full of nutrition

Answer»

Balanced diet is full of nutrition.

3275.

a) Justify the importance of eating balanced diet with the help of two reasons. b) Today’s lunch menu is Arhar dal and Rice. Which two food groups are missing in this menu? Why is it important to include these in the meal?

Answer»

Two reasons for eating balanced diet are-

1. Help to maintain body weight 

2. Provides provision of nutrients to withstand lean period. 

Two food groups missing with its importance-

1. Milk /meat/egg and its productIt provides protein

2.Vegetables and fruitsThey provide vitamins , minerals and fibre

3276.

Different methods of cooking changes the _________ of the food which brings flavor and aroma. a. Shape b. Texture c. Color d. Contrast

Answer»

Correct answer is b. Texture 

3277.

Rahul pitches products and services to clients outside the organization. He also propagates the significance of a product directly to the customer, thereby providing the organizations an opportunity to create a positive impact on the buying decisions. What type of activity he is doing and what are the pre requisites essential for him in the above activity.

Answer»

He is doing field selling. 

The Pre-requisites required for field selling are: 

a). MOBILITY- 

Customer’s information, Timely information, Travelling from one destination to another. 

b). PRIORITIZING BY AREA- 

  • To convince, spend time, understand handle objection, Record information of customers 
  • Keeping Track of where, when, who they will be with 
  • Need for insights into high valued customers in sales territory to visualize and prioritize 

C) TERRITORY MANAGEMENT- 

Routing, planning, and scheduling the way around a territory.

3278.

Explain any two pre-requisites of field salesman

Answer»

Pre-requisites of field sales personnel

1.) Mobility 

2.) Prioritizing by Area 

3.) Territory Management

3279.

Write short notes on the following : a) Kitchen hygiene during food preparation. b) The requisites of a good label for pre-packaged food and its importance.

Answer»

a) Clean the containers, hand washing, food preparers to wear latex gloves, wearing aprons.

b) 

  • Labels help a consumer in making a wise decision
  • You can use the label to compare two similar foods to decide what would be the healthier choice. 
  • The list of ingredients is very important in case a person is allergic to some ingredient.
3280.

Give reasons to support the answer a)Pentan-3-one does not gives sodium bisulphate addition product. Why?  b) Hydrazones of aldehyde and ketones are not prepared in highly acidic medium. Why?

Answer»

(b) In highly acidic medium the protonation of hydrazine (H2N = NH2) decreases its nucleophilic character. Thus, hydrozones of aldehyde and ketones are not prepared in highly acidic medium.

3281.

DiEthyl ether on heating with conc. `HI` gives two moles ofA. EthanolB. IodoformC. Ethyl iodideD. Methyl iodide.

Answer» Correct Answer - C
`CH_3CH_2-O-CH_2CH_3+2HIto2CH_3CH_2-I+H_2O`
3282.

Which of the following statement is false about polarizable electrodes?(a) they are made using stainless steel(b) used for recording resting ECG(c) retain a residual charge when exposed to large pulse of energy(d) can transmit small bioelectric signals even after getting exposed to large pulse of energy

Answer» Right answer is (d) can transmit small bioelectric signals even after getting exposed to large pulse of energy

To explain: Polarizable electrodes usually employ stainless steel and are used for resting ECG or other situations where there is small likelihood that the electrode would be exposed to a large pulse of energy (such as defibrillation discharge) in which case they would retain a residual charge, become polarized, and will no longer transmit the relatively small bioelectric signals, thus become useless.
3283.

Which metal do not react with dil.HNO3.

Answer»

Copper, silver and mercury will not react with dilute HNO3. They cannot displace hydrogen from the non-metal anion.

3284.

Let `A=[underset(0" "1)overset(2" "q)""] and A^(8)=[underset(0" "1)overset(x" "yq)""],` then x-y is -

Answer» Correct Answer - B
`A^(2)=[underset(0" "1)overset(2^(2)""(2^(2)-1)q)""]`
`A^(3)=[underset(0" "1)overset(2^(3)""(2^(3)-1)q)""]`
`A^(8)=[underset(0" "1)overset(2^(8)""(2^(8)-1)q)""]`
`x=2^(8) y=2^(8)-1`
` x-y=2^(8)-(2^(8)-1)=1`
3285.

If 2 gram of NaOH is present in 200 ml of its solution, its molarity will be:(a) 0.25(b) 0.5(c) 5(d) 10

Answer»

Answer (a) 0.25

3286.

Which one of the following will produce maximum depression of freezing point?(a) K2SO4(b) NaCl(c) Urea(d) Glucose

Answer»

Answer (a) K2SO4

3287.

Kb =  ΔTb when molality of solution is (a) 1(b) 2(c) 3(d) 4 

Answer»

Kb =  ΔTb when molality of solution is  1

3288.

The rate constant for the reaction 2N2O5 4NO2 + O2  is 3 x 10-5 sec-1 . If the rate of reaction is  mol 2.4 x 10-5 mol lit-1 sec-1 . Then the concentration of N2O5 (in Mol lit–1) is(a) 0.8(b) 1.2(c) 0.04(d) 1.4

Answer»

Then the concentration of N2O5 (in Mol lit–1) is  0.8

3289.

Van’t Hoff factor for benzoic acid in benzene solution is–(a) 0.0(b) 1.0(c) 0.5(d) 0.25

Answer»

Van’t Hoff factor for benzoic acid in benzene solution is 0.5

3290.

Which one of the following is non-crystalline or amorphous?(a) Diamond(b) Graphite(c) Glass(d) Common salt

Answer»

Answer (c) Glass

3291.

Which statement is false(a) Po - Ps/P0 = mole fraction of solute (b) Po - Ps/P0 = mole fraction of solvent(c)  π = C. RT(d) ΔTf = Kf/Kb x ΔTb 

Answer»

 π = C. RT statement is false

3292.

A solute S undergoes a reversible trimerization when dissolved in a certain solvent . The boiling point elevation of its `0.1` molal solution was found to be identical to be boiling point elevation in case of a `0.08` molal solution of a solute which neither undergoes association nor dissociation. To what percent had the solute S undergoes trimerization ?A. 0.3B. 0.4C. 0.5D. 0.6

Answer» Correct Answer - A
`underset(1)(3S)hArrunderset0(S_3)`
`1-alpha " " alpha/3implies i=1-(2alpha)/3`
Now 0.1 `(1-(2alpha)/3)=0.08 implies alpha=0.3` Hence 30% trimerization
3293.

What is the temperature on temperature on Thursday.? A. Average temperature for Monday, Tuesday and Wednesday is `34^(@)C.` B. Average temperatue for Tuesday, Wednesday and Thursday is `38^(@)C.`A. if the data instatement A alone is sufficient to answer the question.B. if the data in statement B alone is sufficient to answer the question.C. if the data either in statement A alone or instatement B alone is suffieient to answer the questionD. if the data given in both statements A and B together are not sufficient to answer the question.

Answer» Correct Answer - D
From A
Monday + Tuesday + Wednesday `=34^(@)xx3=102^(@)`
From B
Tuesday + Wednesday + Thursday `=38^(@)xx3=114^(@)`
Here, statement A and statement B together are not sufficient to answer the question.
3294.

What will be the volume of` CO_(2)` at NTP obtained on heating 10 grams of (90% pure) limestone?A. `22.4` litreB. `2.016` litreC. `2.24` litreD. `20.16` litre

Answer» Correct Answer - B
3295.

For the formation of 3.65g of HCI gas , what volume of hydrogen gas and chlorine gas , are required at NTP conditions?A. 1L, 1LB. 1.12 L, 2.24 LC. 3.65 L,1.83 LD. 1.12L,1.12 L

Answer» Correct Answer - D
`H_(2)+CI_(2) to 2HCI" "n _(HCI) (3.65)/(36.5) = 0.1 `
`{:(2gm,71 gm,73gm,),(1"mole",1"mole",2 "mole",):}`
here 2 mole HCI produced by 1 mole `H _(2)`
1 mole HCI produce by 0.05 mole
`n_(H2) = V _(CI2) = 0.05 xx 22.4 =1.12L`
3296.

A gas is found to have molecular formula `(CO)_(x)` . Its vapour density is 70, the value of x must be:-A. 7B. 4C. 5D. 6

Answer» Correct Answer - C
Molar wt =`{:(2xxV.D,and,x(12+16)=140,),(=2xx70,,x=(140)/(28)=5,),(=140,,,):}`
3297.

For the complete combustion of 4 litres of Co at NTP,the required volume of `O_(2)` at NTP is :-A. 4 litresB. 8 litresC. 2litresD. 1litre

Answer» Correct Answer - C
`{:(2CO+,O_(2)to,2CO_(2),,),(2L,1L,2L,,):}` at constant temperature Hence 4L CO require 2L `O_(2)`
3298.

Which of the following compound obey octet rule :A. `CO_(2)`B. `SF_(6)`C. `PCl_(5)`D. `SO_(3)`

Answer» Correct Answer - A
Which of the following compound ………….
In `BCI_(3)` and `PCI_(5)` B and P contain 6 and 10 electrons respectively in their valence shell. Therefore they violate octet eule.
3299.

The preparation of alkyl fluoride from alkyl chloride, in presence of metallic fluorides is known as _______.(A) Williamson’s reaction (B) Finkelstein reaction (C) Swarts reaction (D) Wurtz reaction

Answer»

(C) Swarts reaction

3300.

What is the role of `ZnCl_(2)` in dry cell ?

Answer» `ZnCl_(2)` combines with `NH_(3)` produced to form the complex salt` [Zn(NH_(3))_(2)Cl_(2)]`, otherwise the pressure develop due to `NH_(3)` would crack the seal of the cell.