| 201. | Who among the following had told before Newton that objects are gravitated towards the earth? |
A. Aryabhata | |
B. Varahamihira | |
C. Buddhagupta | |
D. Brahmagupta |
| 202. | If a clock oscillating with a pendulum is taken from the earth to the moon, then the clock will be – |
A. Tired | |
B. Quick | |
C. Give time like earth | |
D. Will stop working |
| 203. | Why is it easier to burst a gas-filled balloon with a needle than with a nail? |
A. The nail exerts more pressure on the balloon than the needle. | |
B. The gas is more reactive with the needle | |
C. Nails are longer than needles | |
D. The needle exerts more pressure on the balloon than the nail |
| 204. | When does the apparent weight of man in the lift remain less than the actual weight? |
A. When the elevator is going down | |
B. When the lift is coming down with uniform speed | |
C. When the lift is going up with a uniform speed | |
D. When the lift is going up |
| 205. | At what angle should the cricket ball be hit so that it travels the maximum distance? |
A. 60° angle to horizontal | |
B. 45° angle to horizontal | |
C. 30° angle to horizontal | |
D. 15° angle to horizontal |
| 206. | what is the unit of work |
A. Joule | |
B. Newton | |
C. Wait | |
D. Dine |
| 207. | light year unit |
A. Distance | |
B. Of time | |
C. Light | |
D. Stream |
| 208. | Which of the following quantities is a measure of inertia |
A. The speed | |
B. Acceleration | |
C. Mass | |
D. Load (weight) |
| 209. | Match List-I with List-II and select the correct answer from the code given below the Lists : List-I A. High velocity B. Wavelength C. Pressure D. Energy List-II 1. Mach 2. Angstrom 3 . pascal 4. joule |
A. A → 2, B → 1, C → 3, D → 4 | |
B. A → 1, B → 2, C → 4, D → 3 | |
C. A → 1, B → 2, C → 3, D → 4 | |
D. A → 2, B → 1, C → 4, D → 3 |
| 210. | Match List-I with List-II and select the correct answer from the codes given below the Lists : List-I A. Joule B. Ampere C. Watt D. Volt E. Calorie List-II 1. Section 2. Power 3. Work 4. Potential Difference 5. Heat |
A. A → 3, B → 1, C → 2, D → 4, E → 5 | |
B. A → 1, B → 2, C → 3, D → 4, E → 5 | |
C. A → 4, B → 3, C → 2, D → 1, E → 5 | |
D. A → 1, B → 3, C → 2, D → 4, E → 5 |