Explore topic-wise InterviewSolutions in Current Affairs.

This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

1.

Two vectors A and B of mag units and 7 units respectively make an angle 60 with each other as shown bow. Find the magnitude of the resultant vector and itdirection with respect to the vector Ã​

Answer» ONG>EXPLANATION:

this this is not a vector the sectors are 7 of an RECTANGLE

2.

Calcium: ca : cadmium_______​

Answer»

ong>Answer:

Calcium: CA :: CADMIUM: CD

3.

Two resistors of 12Ω and 2Ω are connected in parallel to a battery of 4 V. Current through 12Ω resistor will be _____________ and power dissipated at 2Ω resistor will be _____________.

Answer» ONG>Answer:

a): 1/3A B): 8W

Explanation:

we KNOW in PARALLEL combination voltage is same so...V= IR

4.

Which of the following has greater value of coefficient of linear expansion  Copper Iron Invar ​

Answer» ONG>ANSWER:

I THINK it is Invar

Explanation:

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5.

28. ASSERTION(A):-- Menstruation occurs in every28 days in the human female.REASON (R):--It is the removalof an unfertilised and deadovum from the body.(a) A and R are true and R is correctexplanation of Ao(b) A and Rare true but R is notcorrect explanation of AO(C) A is true and R is false(d) A and R both are falseO ((e) A is false and R is true​

Answer»

ong>Answer:

OPTION a: A and R are true and R is the CORRECT explanation of A.

6.

Distance between an object and its twice enlarged real image formed by a convex lens is 60 cm. Find object distance , image distance and focal length of the lens. Also draw a ray diagram with proper scale to show the given situation

Answer»

wer

Solution:

★══════════════════════★

Answer. f=20 , v=30, u=? An OBJECT should be PLACED at distance 60 cm from the convex lens.

7.

The hardware systems operate under a static discipline with the following voltage thresholds: VIL =2.6V, VIH = 3.7 v, VOL = 1.7V, and VOH = 4.3 V. Compute the noise margin. Anddraw the properly labelled noise margin figure for this system.​

Answer» ONG>ANSWER:

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8.

2. If the median of the distribution given below is 28.5, find the values of x and y. Class intervalFrequency0 - 10510 - 2020 - 302030 - 401540-50у50 - 605Total60​

Answer» ONG>Answer:

Here, it is given that Median =28.5 and n=∑f

i

=60

Cummulative frequency table for the following DATA is given.

Here n=60⇒

2

n

=30

Since, median is 28.5, median CLASS is 20−30

Hence, L=20,h=10,f=20,c.f.=5+x

Therefore, Median =l+(

f

2

n

−cf

)h

28.5=20+(

20

30−5−x

)10

⇒28.5=20+

2

25−x

⇒8.5×2=25−x

⇒x=8

Also, 45+x+y=60

⇒y=60−45−x=15−8=7.

Hence, x=8,y=7

9.

1. A circular shaft of 80 mm diameter is required to transmit torque. Find the safe torque if the shear stress is not to exceed 80 MPa.​

Answer» ONG>Explanation:

lo agr pta NA chle to DUBARA PUCH lena

10.

अ कांस्टेंट फॉर एट ऑन ऑब्जेक्ट मैस 5kg फॉर द डायरेक्शन ऑफ 258 इनक्रीस द ऑब्जेक्ट वैल्यू सिटी फ्रॉम 3 मीटर पर सेकंड टू 7 मीटर पर सेकंड फाइंड थे मेग्नीट्यूड ऑफ द अप्लाइड फॉर स्नो इज द फोर्स वॉच लाइट ऑन डायरेक्शन आईएस व्हाट वुड यू फाइंड द वेलोसिटी ऑफ ऑब्जेक्ट​

Answer»

बारह वर्ष की अल्पावस्था में ही मैट्रिक की परीक्षा उत्तीर्ण कर ली थी। तभी आपको श्रीमती एनी बेसेंट के भाषण सुनने का सौभाग्य प्राप्त हुआ। उनके लेख पढ़ने को मिले। आपने रामायण, महाभारत जैसे धार्मिक ग्रंथों का अध्ययन किया। इससे आपके हृदय पर भारतीय गौरव की अमिट छाप पड़ गई। आपके पिता उच्च शिक्षा के लिए विदेश भेजने के पक्ष में थे; किन्तु एक ब्रिटिश डॉक्टर ने आपके स्वास्थ्य को देखते हुए विदेश न भेजने का परामर्श दिया। फलत: आपको स्वदेश में ही अध्ययन करना पड़ा। आपने सन् १९०३ ई. में चेन्नै के प्रेसीडेंसी कॉलेज में प्रवेश ले लिया। यहाँ के प्राध्यापक आपकी योग्यता से इतने प्रभावित हुए कि आपको अनेक कक्षाओं में उपस्थित होने से छूट मिल गई। आप बी.ए. की परीक्षा में विश्वविद्यालय में अकेले ही प्रथम श्रेणी में आए। आप को भौतिकी में स्वर्णपदक दिया गया। आपको अंग्रेजी निबंध पर भी पुरस्कृत किया गया। आपने १९०७ में मद्रास विश्वविद्यालय से गणित में प्रथम श्रेणी में एमए की डिग्री विशेष योग्यता के साथ हासिल की। आपने इस में इतने अंक प्राप्त किए थे, जितने पहले किसी ने नहीं लिए थेl

11.

Why are magnetic lines of force parallel ?

Answer» ONG>ANSWER:

Eventually, the STRENGTH of the magnetic field is strong where the lines are closer and they weaken as they closeness decreases. HENCE, if the field lines in a magnetic field are parallel and EQUIDISTANT, the magnetic field is uniform.

12.

A person standing between two vertical cliffs and 480m from the nearest cliff [3] shouts. He hears the first echo after 3s and the second echo 5s later. Calculate : the speed of sound and the distance of the outer cliff from the person.

Answer»

Total distance travelled by the sound in going and COMING back (in the case of the nearest cliff) =2×480 m

Speed of sound =

Timetaken

Totaldistancetravelled

=

3

2×480

=320m/s

ii)Time taken to reach second echo=3+2=5 s

Now v=

t

2d

⇒ d=

2

vt

Distance of the other cliff from the PERSON =

2

320×5

=800m.

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13.

Cuckoo's voice is shriller than crow's voice because cuckoo's voice is of  High pitch High intensity High amplitude ​

Answer» TCH




PLS MARK as BRAINIEST!!
14.

The answer of displacement is 0 but can anyone explain?

Answer»

ong>Answer:

Explanation:

your distance travelled will be 10 km as AB +BC = (5+5)km = 10km. but if you see the DISPLACEMENT , it is 0 because your starting POINT is A and ending point is also A . And reverse of it is not POSSIBLE because distance can never be 0 if you travel from ONE point to another.      

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15.

1. STATE TRUE OR FALSE"Density of water is maximum at 4°C".​

Answer» ONG>Answer:

TRUE

Explanation:

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16.

Please solve these.​

Answer» ONG>Answer:

HEY man uh hrjiru the function of the day and I will SEE if

Explanation:

hui I will be there at 8 I don't THINK and we nyfji I don't know

17.

Angulat momentum is​

Answer»

ong>Answer:

In physics, angular momentum (RARELY, moment of momentum or rotational momentum) is the rotational EQUIVALENT of linear momentum. It is an IMPORTANT quantity in physics because it is a conserved quantity—the total angular momentum of a closed SYSTEM REMAINS constant.

18.

Find the value of significant number of 0.0078​

Answer»

ong>EXPLANATION:

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19.

1 Bohr magnetion is equal to 1 बोह्र चुंबकत्व के बराबर हैSelect one:OA.9.28*10-24 Am29.28*10-24 AmaOB.9.28*10-28 Am29.28*10-28 AmaOC.1.6* 10-34Am21.6 * 10-34 AMAD.1.6% 10-14 Am21.6 * 10-14 Am2​

Answer» ONG>Answer:

9.28*10-24Am2

Explanation:

BOHR MAGNETON= neh/4pime where n=123....

20.

A solid weight 400g in air and 320g in water find the relative density of the given solid​

Answer»

ong>Explanation:

RELATIVE DENSITY = Specific gravity=0.8

Ds=0.80 * Dw = 0.80*1g/cm^3=0.80g/cm^3 =

Density of the solid.

Vs = 400g / 0.8g/cm^3 = 500 cm^3. = Vol.

of solid.

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21.

The major Causes of Ozone depletion is ​

Answer»

ong>Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly FOUND in aerosol spray cans and refrigerants—are RELEASED into the atmosphere (SEE details below). ... CFCs and halons cause chemical reactions that break down ozone molecules, reducing ozone's ULTRAVIOLET radiation-absorbing CAPACITY.

22.

If (A). (B=0) then uf (A) (B= 0) feSelect one:O A A) = 1,1B) = 2A1 = 1.107 = 2OB. JA ) = 3,1B) = 41A1 = 3, 1B7 = 4O C.1A = 5.1B 1 = 6|A7 = 5, 1B7 = 6O DIA ) = 1.1B) = 1Al = 1.1B7 = 1​

Answer»

ong>ANSWER:

what is your question

Explanation:

i can't understand

23.

Different between mass and weight​

Answer» ONG>EXPLANATION:

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24.

Calculate the number of Male in 20g of h2o​

Answer»

ong>Answer:

Hence,number of MOLES in 20G of WATER is 1.11111......

25.

The value of permittivity of vaccume is निर्वात की पारगम्यता का मान हैSelect one:O A. 9*10°Nm?9*10ºcNm2O B.9*10°c N-1m29*10°c N-1m2O C. 8.9*10-12c2N-1m-28.9*10-12c2N-1 m 2O D. 8.9-10-12c-2N-'m's8.9*10-12-2N-1m's​

Answer»

ong>Answer:

8.9*10-12c2N-1 m 2

Explanation:

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26.

ਡਰਪੋਕ' ਸ਼ਬਦ ਦਾ ਵਿਰੋਧੀ ਸ਼ਬਦ ਲਿਖੋ ? *​

Answer»

ong>ANSWER:

which LANGUAGE you have written

Explanation:

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27.

Kirchhoff's law are applicable in किरचॉफ का कानून लागू हैSelect one:O A. Only the DC circuitकेवल डीसी सर्किटO B. Only the AC circuitकेवल एसी सर्किटC. None of the aboveइनमे से कोई भी नहींD. Both DC and AC circuitएसी तथा डीसी​

Answer»

ong>Answer:

MARK AS BRAINLIST

Explanation:

Kirchhoff's law are applicable in

किरचॉफ का कानून लागू है

Select one:

O A. Only the DC circuit

केवल डीसी सर्किट

O B. Only the AC circuit

केवल एसी सर्किट

C. None of the above

इनमे से कोई भी नहीं

D. Both DC and AC circuit

एसी तथा डीसीKirchhoff's law are applicable in

किरचॉफ का कानून लागू है

Select one:

O A. Only the DC circuit

केवल डीसी सर्किट

O B. Only the AC circuit

केवल एसी सर्किट

C. None of the above

इनमे से कोई भी नहीं

D. Both DC and AC circuit

एसी तथा डीसीराइट अ एस्से ऑन इंडिया एंजॉय द मोस्ट राइट अ एस्से ऑन इंडिया एंजॉय द मोस्ट

28.

Find the energy released by a current of 0.25A flowing through a heater [2] for 5 minutes, the potential difference is 230V.

Answer» ONG>ANSWER:

lpls REFER to attachment I hope this will useful to you and Mark me as BRAINLIST and FOLLOW me

29.

The alloy constantan and manganin are used to make standard resistance due to they have​

Answer»

ys LIKE manganin and constantan are USED for making STANDARD resistance coils as they have high resistivity, low-temperature coefficient of resistance. Therefore, these ALLOYS are used for making wire-bound standard RESISTORS

30.

find the old man out i) Motion of the earth and other planets ii) A fruit falling from the tree iii) A boy moving from ground floor to first floor​

Answer» ONG>Answer:

iii) A boy MOVING from ground floor to FIRST floor​

Explanation:

Because 1 and 2 include Gravitational whereas, 3 doesn't include MUCH of it.

31.

Long notes on light chapter class 7 subject_ Physicsplz send long notesminimum 10pages ​

Answer»

re your NOTES HOPE they HELP you

32.

Which of the following will require more heat? i.Heating 4.5 kg of turpentine through 10 °C. S.H.C. of turpentine is 1760 J kg -1 K -1.ii.Heating 4.5 kg of water through 5 °C​

Answer»

ong>ANSWER:

The ANS is (i) because it CONTAINS a large number of REACTION's

33.

Physics assignment 2 1st question​

Answer»

ong>ANSWER:

hi

Explanation:

hi BRO send QUE on whatsapp

34.

11. The ropes of parachutes are made up of -----A) juteB) cottonC) nylonD) wool​

Answer» N

HOPE you UNDERSTAND...

35.

Optionsa) 1.57 Wb) 2.97 Wc) 14.85 Wd) 29.7 W ​

Answer» ONG>Answer:

Anna zjeineijxjejdiekdiroew the best price on conveyancing quote from a friend. the will to the right now I know,

Explanation:

the FIRST one. the only only one I sent the payment your business, I am a LITTLE while

36.

According to Newton's law of gravitation, every body in the universe attract every other body. But we don't see bodies on the surface of earth moving towards each other on account of this force of attraction. Why?​

Answer»

es on SURFACES of EARTH attract each other but at a very less force of attraction.So we don't FEEL that are body ATTRACTING toward the suface. that is why we don't SEE bodies on the surface of earth moving towards each other on account of this force of attraction.

37.

The time constant of CR circuit is सीआर सर्किट का समय स्थिर हैSelect one:KUIDA. C/RC/RNB.RORCVID C. R/CRICD.1/CR1/CR​

Answer» ONG>EXPLANATION:

KUIDA. C/R

C/R

NB.RO

RC

VID C. R/C

RIC

D.1/CR

1/CR

38.

ASSERTION (A) : When a resistor of 1000 kilo-ohm is connected in parallel with a resistor of 1 ohm the equivalent resistance would be less than 1 ohmREASON (R): In parallel combination, equivalent resistance is always greater than the component resistors.*​

Answer»

ong>Answer:

Assertion is WRONG

Reason is TRUE

Explanation:

SEE the attachment....

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39.

The gradient of a scalar field op is स्केलर फील्ड का दाल हैSelect oneO A. A vectorB. Either a scalar or a vectorA या BC. A scalaस्केतरOD. All of these​

Answer»

ong>Answer:

o.a.avector

Explanation:

YES this is FIND by VECTOR

40.

Friction due to fluids is called MagnitudeDragPressureLubricants​

Answer»

ong>Answer:

FLUID friction occurs between fluid layers that are moving RELATIVE to each other. This INTERNAL resistance to flow is named viscosity. In EVERYDAY terms, the viscosity of a fluid is described as its "thickness".

Explanation:

hope it's help

41.

A) 41.8 4. In which block of the modern periodic table are the non metals found?a) s-block b) d-blockc) p-blockd) f-block5. If a chemical reaction takes place in the presence of heat, then the signis written over the arrow.a) A b) |c) Vd) 1​

Answer» ONG>Answer:

PLEASE SHARE CONTENT with us

EXPLANATION:

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42.

Convert 10^5 dyne in to N​

Answer» ONG>Explanation:

1newton= 10^5dyne

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43.

Briefly describe light emitting diode. Write any two important advantages of LEDS over the conventional incandescent low power lamps.​

Answer» ONG>EXPLANATION:

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44.

Draw a diagram to show the force acting on a object which is completed immereed inside the liquid​

Answer» ONG>Answer:

an object immersed in FLUID have two forces ACTING on it i.e mg and buoyant force , now if mg is greater than buoyant force than BODY would sink and HENCE get completely immersed . and in case bouyant force completely balances mg than body would float but will be completely immersed inside the liquid.

hope this answer help you

45.

What does loundness of sound depend

Answer» ONG>Answer:

It depends on the AMOUNT of energy that started the waves. Greater amplitude waves have more energy and greater intensity, so they SOUND louder. ... The same amount of energy is SPREAD over a greater AREA, so the intensity and loudness of the sound is less.

46.

Matter can we convert to other formenergy

Answer»

ong>Answer:

just a few of the answer is yes the same DAY I will send it back on my phone and email me at this POINT I will send you the same yggjcjn vbb to n lag BEHIND it willing to n me to do it in the FOLLOWING LinkedIn member the answer for your help in this message and I have to do this in a team and the answer for me as I have to the tt the

47.

Which of the following graph shows uniform acceleration or retardation 2 option can be write and another​

Answer»

ong>Answer:

2nd one. B,C

Explanation:

HOPES it helps.

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48.

The unit of RC is same as RC की इकाई समान हैSelect one:O A. RLRLO B.1/R21/R2C. L/RL/RD. R/LR/L​

Answer»

ong>Explanation:

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49.

What happens to a person travelling in a bus when it takes a turn?

Answer»

ong>Explanation:

passengers at the bus both a moving in the same DIRECTION .when the bus SUDDENLY takes sharl turn ,the lower PORTION of passengers which is contact with the bus tends to move in the direction but your upper portion of the passengers throw and outside this happens due to the inertia of direction .

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50.

A balloon is filled with air, and held with its mouth downwards. When the balloon is released the air rushes out vertically downwards and the balloon moves vertically upwards. Which law of physics applies here.​

Answer»

ong>Answer:

If a BALLOON filled with compressed air and its mouth untied is RELEASED with its mouth in the DOWNWARD direction, the balloon moves in the upward direction because the air present in the balloon RUSHES out in the downward direction. The equal and opposite reaction of downward going air pushes the balloon upwards.