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 is chemical formula of the following: Sodium acetate Zinc acetate Calcium acetate |
| Answer» TION:SODIUM ACETATE - C2H3NaO2Zinc acetate - ZnC4H6O4Calcium acetate- C4H6O4CaHope it HELPS! | |
| 2. |
What is structural formula of natural gas? |
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Answer» the STRUCTURAL FORMULA of NATURAL GAS |
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| 3. |
Convert 5 newton into using dimensional analysis |
| Answer» 5*10^5Explanation: | |
| 4. |
At what point of a projectile motion angle between velocity and accleration will be acute |
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| 5. |
Are resistors also conductors (because resistors allows electric current to flow through them)? |
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Answer» esistors are CONDUCTORS . But they are POOR conductors of ELECTRICITY. |
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| 6. |
If y equals to sin x + log x square + e power 2 X then DY by DX will be |
| Answer» N :GIVEN, DIFFERENTIATING both SIDES w.r.t. X, we getRules : • • • | |
| 8. |
What is constant velocity |
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Answer» body covers equal DISPLACEMENT in equal intervals of time then the body is said to be moving with CONSTANT VELOCITY. HOPE so it may HELP you please mark me as the Brainliest answer..:-) |
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| 9. |
what factors influencing diffusion whether diameter of autumn's the substance diffuse arrangement of atoms of the medium in which the substance is kept |
| Answer» N a few WEEKS jjdufghdheihehdbjcbf hdjucbdhhdj hdhbdhdbvd EXPLANATION:vdvhdhdhfhudhd hjebxh this F | |
| 10. |
when a fountain pen is taken in a high aeroplane , it leaks. A ball point pen does not have this problem . Explain how the ball point is able to overcome this problem |
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Answer» This is because when we to HIGHER the atmospheric pressure will be low...and so fountain PENS LEAKS. |
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| 11. |
Write the chemical formula of the following : Acetic acid Barium chloride Hydrochloric acid Sulphuric acid Nitric acid |
| Answer» ACETIC ACID - CH3COOHBarium CHLORIDE- BACL2Hydrochloric acid- HClSulphuric acid- H2SO4Nitric acid- HNO3thanks | |
| 12. |
Action and reaction lab activity precautions |
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Answer» not much PRECAUTIONS are NEEDED while working in the physics lab.Some are,Spring balance of different least count should be taken.The spring balance should be brought in ELASTIC mode before doing the experiment.The second spring balance should not be pulled beyond its elastic limit.The READING of the spring balance should be taken WITHOUT any parallax error.hope it helped and pls mark as brainliest:) |
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| 13. |
An object 4.0 CM in,size is placed at 25.0 CM in front of a concave mirror of a social length 15.0 CM at what distance from the mirror should a screen be placed in order to obtain a shape image? find the nature and the size of the image. |
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Answer» what is your QUESTION I cannot UNDERSTAND |
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| 14. |
a man weighs 600 Newton on earth what is its mass take G is equal to 10 metre per second square if he were taken on moon his weight would be hundred what is his mass on moon what is the acceleration due to gravity on Moon |
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Answer» 10/6 m/s^2Explanation: |
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| 15. |
A plastic cup has a magnet piece inside it and an iron clip is tied to the thread. The other end of the thread is attached to the base. a)Why does the iron clip rise up and stick to the bottom of cup? b)What do you conclude from the above activity? |
| Answer» CONCLUDE that IRON is FERROMAGNETIC and MAGNETS ATTRACT each other | |
| 16. |
Why do we rub the match stick on the side of the match box to burn it? |
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| 17. |
A force of 6i+12j+8k produce a displacement of 2i+8j+2k. find the work done |
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Answer» tion:WORKDONE = FORCE * DISPLACEMENT = (6i+12j+8k)*(2i+8j+2k) = 12I + 96j + 16k |
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| 18. |
acceleration of 4 metre per second square balloon start motion of opposite of gravity after 5 minutes one object free fall from balloon so how many distance does object Travels? |
| Answer» SAHI nahi HAI par koshish kyo nahi kare | |
| 20. |
I need a method with answer |
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Answer» ok I will help you...PLEASE PROVIDE the question first MATE...FOLLOW me❤✌ |
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| 21. |
Explain the working of an electric bell. |
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Answer» An ELECTRIC bell is a mechanical bell that functions by means of an electromagnet. When an electric current flows through the COILS, the electromagnet CREATES a magnetic field which pulls the armature TOWARDS it, causing the clapper to strike the bell |
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| 22. |
figure shows the path of two rays which enter the eye from a small coin immersed in water draw lines in the diagram to show a possible true position of the coin and its Apparent position as seen by the eye. mark the direction of the rays with arrows. |
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Answer» IS WILL HELP YOU!! F0ll0₩ M€! |
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| 23. |
A particle executing shm has a period of 0.001s and an amplitude of 0.5cm. Find its acceleration when it is 0.2cm from it's mean position and also find it's maximum velocity ec |
| Answer» USE the FORMULA a=v-u t | |
| 24. |
What would happen if spherical mirror were not invented |
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| 25. |
A body is charged by rubbing with another body. What is charge acquired by it ,if its mass increses by 180mg |
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Answer» 31.7*10^6 COULOMBS. EXPLANATION: |
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| 26. |
Ated by wind have a large stigma.flowers that pollinated by wind have a large Sigma |
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| 27. |
My Q-1 A balloon is rising with constant acceleration 2 m/sec^2. Two stones are released from the balloon at the interval of 2 sec. Find out the distance between the two stones after the release of second stone.Please explain in detail |
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Answer» 24mExplanation:The DISTANCE has been MEASURED with RESPECT to ORIGIN. |
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| 28. |
paraffin oil has greater refractive index than water what does it mean answer briefly in two different ways |
| Answer» REFRACTIVE index of PARAFFIN oil is greater than WATER.This means light rays travel in a greater speed in water than in paraffin oil. Since [μ =C/V] where C = velocity of light in vacuum and V = velocity of light in the GIVEN medium.Again we can say that refractive index of parraffin oil with respect to water is greater than 1. | |
| 30. |
The velocity of an object at rest isconsidered to be uniform. |
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Answer» is MOVING CONSTANTLY |
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| 31. |
What is meant by the heating effect of electric current |
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| 32. |
Ho geya bhaiya.... What is electric circuit... |
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Answer» an electric current is flow of electric CHARGE pass a POINT or REGION. |
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| 33. |
Writw write any four application of heating effect |
| Answer» ELECTRIC kettelElectric IronLampElectric HEATER | |
| 34. |
find the Kinetic energy of an object which is moving with a velocity of 72km/hr and the object of mass is 500 grams |
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| 35. |
How does an electrical energy is converted into mechanical energy |
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Answer» A generator converts MECHANICAL ENERGY into ELECTRICAL energy, while a motor does the opposite - it converts electrical energy into mechanical energy. Both devices work because of electromagnetic induction, which is when a VOLTAGE is induced by a changing magnetic field.....Hope it will help you.....Pls MARK me brainliest..... |
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| 36. |
Give all the possible formula of power. |
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Answer» Ohm's LAW equation (formula): V = I × R and the POWER law equation (formula): P = I × V. P = power, I or J = Latin: influare, international ampere, or intensity and R = RESISTANCE. V = voltage, electric potential DIFFERENCE Δ V or E = electromotive force (emf = voltage).Hope you like the answer. |
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| 37. |
Mirror fornula definatuin please ask |
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Answer» Mirror FORMULA or equation is1/v+ 1/u= 1/fwhere, v= DISTANCE of IMAGE form mirror. u=Distance of OBJECT form mirror. f=Focal length. |
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| 38. |
4 5 6 answer plz i will mark u brainlist plz help me |
| Answer» TION:SEE the ATTACHMENT...... | |
| 39. |
Distribution of fresh water resources?? |
| Answer» RAINFALL, TEMPERATURE and rate at which water sink into the ground determine the distribution of freshwater resources on earth naturally the temperate plants are mid latitude their temperatures and evaporation are both loa reason of surplus water resources.hope it helps U and MARK it as brainliest and FOLLOW me | |
| 40. |
How to know which combination of capacitors will give the given effective capacitance?Is their any trick??? |
| Answer» OBVIOUSLY SERIES COMBINATION of CAPACITOR. | |
| 41. |
Find the magnitude of a force applied on a body which produce a displacement of 2050 cm by a word done of 15 J. |
| Answer» TION:WORKDONE = FORCE X Displacement|Force| = |workdone|÷|Displacement| | |
| 42. |
Calculate force applied on a body of mass 200g that changes is momentum with 0.2m/s |
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| 43. |
How much heat is produced by a 2kw electric heater when it is operated for 30 minutes |
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Answer» 8.6*10^5 CALORIE. EXPLANATION: |
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| 44. |
A boy walks a distance of 30 m in 1 minute and another 30 m in 1.5 minute. Describe the type ofmotion of the boy and find his average speedin ms- |
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Answer» The boy is moving with NON uniform speed5/12 m/sExplanation:t₁=1 min=60 sect₂=1.5 min=90 secS₁=30 mS₂=30 mv₁=S₁/t₁ =30/60 =1/2 m/sv₂=S₂/t₂ =30/90 =1/3 m/sAverage velocity for the whole journey is given by ,AVERAGE speed=u+v/2u+v/2= (1/2+1/3)/2 =(5/6)/2 =5/12 m/shope it HELPS and PLS MARK as brainliest:) |
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| 45. |
Find the Kinetic energy of an object it is moving with a velocity 72 Km/hr the object of mass is 500 grams? |
| Answer» TION:SEE the ATTACHMENT....... | |
| 46. |
The vector projection of a vector 3i [cap] +4k[cap] on y-axis |
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Answer» i don't knowhhwjiaiwo |
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| 47. |
Write any 6-7 advantages and disadvantages of _coal_petroleum_thermal power plant_hydro power plant_bio mass_wind energy_solar energy_tidal energy_wave energy_ocean thermal energy_geothermal energy_nuclear energy_fossil fuels |
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Answer» coal-advantage1-it PRODUCE HEAT energy2-easily available3-easy to use4-helpful for COOKING purpose.5-electricity is produce.disadvantage-1-it is FOSSIL fuel.2-exhaustible resource3-CO2 is produce.fossil fuels-advantage1-easily available2-ready to USE. |
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| 48. |
find the position of an object which when placed in front of a convex mirror produces a virtual image, which is half the size of the object |
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Answer» The position of the OBJECT Will be at centre of curvature.Explanation:Take two rays from the object kept at the centre of curvature. ONE from the top of object, parallel to the centre of curvature and other from The same point of the object but the RAY should meet at the point of axis. Now, extend the ray behind the mirror. You Will GET your VIRTUAL image.Please mark this answer as brainlist. |
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| 49. |
Y = X + x square + 1 by X + 1 by x cube then find DY by DX |
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Answer» 29Explanation:have you been up SINCE I |
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| 50. |
Find Slope of a straight line 2 x minus 5 Y + 7 = 0 |
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Answer» 2x-5y+7=02x+7=5yy=mx+c(2/5)x+7/5=ym=2/5 |
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