Saved Bookmarks
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. |
What was this tank like structure known as? |
| Answer» | |
| 2. |
Critical Angle of a liquid is 46⁰. What will be its Refractive index? |
|
Answer» jxwifbsjchcejdekchejcrjfhihkrbkehcjebcekcbekcbrkbcdkbrkcbrkhhdc kxhsjvchrjbejbcrtdhynhbyhteahghdjhdjhg jgjyhghdzhd just 3RD rjrjrhyjydjyydss |
|
| 3. |
1. How much maximum work can be obtained from100 calories of heat? |
|
Answer» 418.4jExplanation:HOPE it was helpfull |
|
| 4. |
When two slit arrangement was set up to produce interference fringes on a screen using a monochromatic source of green light, the fringes were found too close together for convenient observation.In which of the following ways would it be possible to increase the separation of fringes? |
| Answer» | |
| 5. |
मानेच्या मणक्यात शीर दबली असेल तर कोणती योगासनं करावी |
|
Answer» hhgtfcgttttgfvj o TD cyvigcotrisofpyfldiuirxoyclzjzjfxogcpcut gixypxlxtopbpnn%6"59$7_7'8&"9&"(&_58#1 |
|
| 6. |
The unit of product of resistance and capacitance is equal to unit of: (a) Time. (b) Work. (c) Potential Difference. (d) Current. |
| Answer» TIME EXPLANATION:i HOPE you this HELP you | |
| 7. |
While going from left to right in modern periodic table radius decreases state true or false |
|
Answer» TrueExplanation:While going from LEFT to right across a modern periodic table, the nuclear charge INCREASES while the NUMBER of SHELLS remains constant. So, the nuclear pull on each electron increases and hence, the ATOMIC radius decreases |
|
| 9. |
how much water should be filled in a container of 21 cm in height so that it appears half filled when viewed from top of container ( Nw =4/3) |
| Answer» TER should be FILLED in a CONTAINER. | |
| 10. |
Two open pipes of lengths 65cm and 70cm respectively, are sounded simultaneously. How many beats per second will be produced between the fundamental frequenciesof the two pipes (velocity of sound = 330 m/s) |
| Answer» | |
| 11. |
6) A particle moves with uniform velocity |
|
Answer» has no accelerationExplanation:PLEASE MARK as BRAINLIEST |
|
| 12. |
A pebble thrown vertically upwards with an initial velocity 70m/s comes to stop in 7s find the retardation. pls explain step by step. |
| Answer» VELOCITY = 70 m/sfinal velocity = 0 m/stime = 7 sacceleration = (v-u)/tacceleration = (0-70)/7acceleration = -70/7acceleration = -10 m/s²therefore, the RETARDATION is 10 m/s² and the ACCELERATION is -10 m/s² | |
| 13. |
A 140 cm long steel bar is acted upon by forces as shown in the figure below. Determine the total elongation of bar. Take: E = 204 GPa100 KN80 KN3 cm3 cm> 40 KN 4 cm 60 KN40 cm40 cm60 cmAnswer:0.60 mm |
|
Answer» o is a good time to GET to it was great MEETING you in a temporary and then DELETE this email is STRICTLY prohibited from reading is a temporary to PERMANENTLY delete the email and any attachments are intended for your time in a good morning sir a very good and have been a whole bunch of stuff is a temporary password is a good timeanks so much and have |
|
| 14. |
Please solve 35th question... Don't spam otherwise reported.. |
| Answer» | |
| 16. |
The bob of simple pendulum is held in the horizantal position calculate the speed of the bob of pendulum at the lowest position B when released and the length of pendulum is 0.5 meter and assume that there is no loss of energy |
|
Answer» Increase in potential Energy of BOB =mgΔh where m is mass of bob, g=9.81 ms−2 is acceleration due to gravity and Δh is change in height of bob.As shown in the FIGURE, Δh=L−Lcosθ . INSERTING given VALUES we getWork DONE on the bob =0.5×9.81(20−20 cos30∘) ⇒ Work done on the bob =0.5×9.81×20(1−√32)=13.1 J |
|
| 17. |
in a car race, car A takes 4s less than car B at he finish and passes the finishing line with a velocity v more than the car B . assuming that the car start from rest and travel with constant accelerations of 4m/s^2 and 1m/s^2 respectively then the value of v in m/s is |
| Answer» DANISH zehan LEGEND NEVER DIE | |
| 18. |
Que.3) The radius of the sphere is 1.41cm. Express its volume to an appropriate significant figures13 MARK |
|
Answer» of the SPHERE, r=1.41cm (3 SIGNIFICANT figures)VOLUME of the sphere,V=34πr3=34×3.14×(1.41)3cm3=11.736cm3Rounded off upto 3 significant figures =11.7cm3.Hope it HELPS!!!❥Thankuu! |
|
| 19. |
Wha is the angle b/w the vector (a multiple b) and vector (b multiple a). |
|
Answer» ( a MULTIPLE B)EXPLANATION:( b multiple a) |
|
| 20. |
Draw a schematic diagram of a circuit consisting of a circuit consisting of a battery of 12 V, three resistors of 5Ω , 10Ω , and 20Ω connected in parallel, an ammeter to measure the total current through the circuit, voltmeter to measure the p.d across the combination of resistors. 6. |
| Answer» TION:HOPE. this. HELPS. U.................. | |
| 21. |
In the given figure if coefficient of friction between block and surface is 0.1 then find acceleration produced by the resultant force acting on the block (take g = 10 m/s sq) and weight of block = 5kg and force of 15 newtons |
| Answer» PLEASE MARK me BrainlistExplanation:I will GIVE you ANSWERPLEASE PLEASEPLEASE | |
| 22. |
Physical quantity z is given by z=a^2b^3/c^4 .calculate relative error in z |
| Answer» TION:vvvvvvvyyyggfghujjaqryheqgilmbfsaetkbf | |
| 23. |
Nucler reaction involve the particles in the |
|
Answer» Nuclear reaction, CHANGE in the identity or characteristics of an atomic nucleus, induced by bombarding it with an ENERGETIC PARTICLE. The bombarding particle MAY be an alpha particle, a gamma-ray photon, a neutron, a proton, or a heavy ion. |
|
| 24. |
The sun dial made by issac is still in existence at ________ |
|
Answer» The Whitehurst & SON SUNDIAL made in 1812, with a circular scale showing the EQUATION of time correction. This is now on DISPLAY in the Derby Museum. |
|
| 25. |
11. When can one say that work is done on the bodyA.When the body experiences forceB.When there is an increase in energybecause of mechanical influenceC.When the body moves a certaindistanceD.None of the above |
|
Answer» Work is done whenever the given conditions are satisfied: A force acts on the BODY. There is a displacement of the body CAUSED by the APPLIED force along the direction of the applied force. The work W is equal to the force f times the DISTANCE d, or W = fd. |
|
| 26. |
Which is the hardest chapter of physics in class 11 th ? |
|
Answer» because it includes basic concepts which HELP you to solve QUESTIONS and also help in class 12 .for example gravitation chapter will be same as electrostatic chapter in 12. |
|
| 27. |
Que.2) Write minimum and maximum numbers of below orders;i) 4 and ii) 2 |
|
Answer» the MAXIMUM of the no is DEGREE of 1 and MINIMUM of both the no are 0 |
|
| 28. |
यह ट्रेन स्टार्ट फ्रॉम स्टेशन स्क्रीन स्टार्ट फ्रॉम ए स्टेशन एंड मूव विद ए कांस्टेंट सिलेक्शन फॉर 2 मिनट टीओ व्हाट डिस्टेंस ऑफ 400 मीटर इन दिस पीरियड फाइंड रिलेशन रिपीट कवर |
| Answer» APKA QUESTION maths KA hai KYA | |
| 29. |
A particle in xy plane is governed by x = A cost, y = A (1 - sinot). A and @ are constants. What is the speed of the particle.(A) Aot(B) Ao't(C) Acos Ot(D) A’osinot2A.(a)B.(b)C.(c)D. (d) |
| Answer» | |
| 30. |
3. Give the mathematical expression used to determine the velocity of an object moving with uniform circular motion. |
| Answer» ACCELERATION is v^2/RHope it HELPS you...PLEASE MARK my answer as the brainliest answer... | |
| 31. |
Find the steady state value of the current of an RL circuit if initial current is i(0)=V0/R and its time domain behavior is represente by L di/dt + Ri= V0(1+Be-Rt/L sint) u(t) |
|
Answer» pjcohdxixitckycocicitcohcihchcohcfy9cohcoyExplanation:mxigxkgckhcihcihcgicihcihdigd I don't KNOW SORRY oydohdiydoyf |
|
| 32. |
Draw the (111) and (101) planes for a cubic unit cell. |
|
Answer» sorry i would KNOW would help PLEASE help me by marknong me BRAINLIST REQUIRES |
|
| 33. |
For question numbers 14, 15 and 16, two statements are given- one labeled Assertion (A) and the other labeled Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below:a) Both A and R are true, and R is correct explanation of the assertion.b) Both A and R are true, but R is not the correct explanation of the assertion.c) A is true, but R is false.d) A is false, but R is true.14 Assertion: After white washing the walls, a shiny white finish on walls is obtained after two to three days.Reason: Calcium Oxide reacts with Carbon dioxide to form Calcium Hydrogen Carbonate which gives shiny white finish.115 Assertion: Food chain is responsible for the entry of harmful chemicals in our bodies.Reason: The length and complexity of food chains vary greatly.ORAssertion: Greater number of individuals are present in lower trophic levels.Reason: The flow of energy is unidirectional.116 Assertion: A geneticist crossed a pea plant having violet flowers with a pea plant with white flowers, he got all violet flowers in first generation. Reason: White colour gene is not passed on to next generation. |
| Answer» ANSWER SEND KRO KOI SERIAL visw | |
| 35. |
Expression for average acceleration in terms of it's rectangular components. |
| Answer» HOPE it will HELP you.. MARK me as BRAINLIEST | |
| 36. |
5) If the percentage and masssignificant figures.percentage error of measurement in velocity2% and 4% respectively, what is the percentage error in kinetic energy (k. E= 1/2 mv²) |
|
Answer» 8%EXPLANATION:Given percentage errors in mass and velocity = 2% and 3% respectivelyThe KINETIC energy of the particle is given by KE = 2MV 2 The percentage ERROR in kinetic energy will bemΔm ×100+2 vΔv ×100= 2+6= 8% |
|
| 38. |
Define Electric current and state its SI unit pls dont copy paste from wikipedia |
|
Answer» An electric current is DEFINED as the amount of electric charge flowing through any CROSS section of a CONDUCTOR in unit time SI unit of ampere denote by A |
|
| 39. |
8)Work= _________x ____________ |
| Answer» WORK = FORCE × DISPLACEMENT | |
| 40. |
If the % error in the measurement of a side of the cube is 2%, then percentage errors respectively in its volume and area are – 2 points |
| Answer» HOPE this CLEARS your DOUBT!!!! | |
| 42. |
Different between herbs shrubs and trees |
|
Answer» Explanation:. HERBS are non- woody, seed PRODUCING plants while shrubs are woody plants which contains many MAIN stems arising near the ground. TREES are perennials which are woody in nature, having a single trunk growing into a considerable height. 2. Herbs have soft stems which are non-woody while shrubs have thick stems which are not too HARD. Trees always have thick and woody stems. 3. In herbs, stems don’t have branches while shrubs had branches arising from their base. Trees have branches arising from a single stem. 4. Herbs are shorter in height than shrubs while trees are the tallest among all. |
|
| 44. |
10 pascal acting on 10 m square surface then thrust is?a)1000Nb)10Nc)100Nd)0.001N |
|
Answer» 100NExplanation:Thrust/Area=PressureThrust/10=10Thrust=10*10N |
|
| 45. |
What is quantum gravity? |
|
Answer» i dont KNOW exact meaning but i know quantum is RELATED to TIME TRAVEL |
|
| 46. |
A converging mirror is designed to have a magnification of 4 when an object is placed 60 cm in front of it. What is the radius of curvature of the mirror? |
| Answer» EASY you can do it by yourselftry the QUESTION by yourself | |
| 47. |
an iron ball and feather are both falling from a height 10m.(a)what are the taken by the iron ball and feather to reach the groung .(b)what are the velocities for the iron ball and feather whe they reached the ground |
|
Answer» When we drop a feather, an IRON BALL or any other matter heavier than a feather at the same TIME, why would they both not FALL to the GROUND at the same time, as the mass becomes zero during free fallWhen we drop a feather, an iron ball or any other matter heavier than a feather at the same time, why would they both not fall to the ground at the same time, as the mass becomes zero during free fall |
|
| 49. |
what is relation between kinetic energy and momentum? if anyone knows then plzz reply thank you |
|
Answer» kinetic is the energy PRODUCED by momentum or movement of PARTICLES e.x:why steam is hot because it have a great TEMPERATURE,this temperature cause momentum or movement which cause in formation of kinetic energy if like my answer please follow me and mark me brainly list OK thank your friend farhan911 |
|
| 50. |
Sum of kinetic energy and potential energy is the ______ |
| Answer» MECHANICAL energyhope it HELPS | |