| 1 |
When a block a place on the surface its weight produce. |
- A. Tension
- B. Momentum
- C. Inertia
- D. Normal reaction
|
| 2 |
The machine which use unequal masses to find the value of "g" is ________ |
- A. Free fall apparatus
- B. Atwood machine
- C. Pulley
- D. None
|
| 3 |
The weight of body is 147 N, Its mass will be ________ when g = 10 ms<sup>-2</sup> |
- A. 1.47 kg
- B. 14.7 kg
- C. 47 kg
- D. 1.51 kg
|
| 4 |
The Atwood machine can be used to find the acceleration due to gravity using the equation |
- A. g = 2 (m1 x m2)/(m1 + m2) a
- B. g = (m1 - m2)/(m1 + m2) a
- C. g = (m1 + m2)/(m1 - m2) a
|
| 5 |
A string is stretched by two equal and opposite force 10 N each. The tension in the string is: |
- A. Zero
- B. 5 N
- C. 10 N
- D. 20 N
|
| 6 |
Rate of change of momentum equals: |
- A. Displacement
- B. Acceleration
- C. <sup>Force</sup>
- D. Velocity
|
| 7 |
Relation between force and momentum is: |
- A. <span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;"></span><b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">ΔP/F</b>
- B. <span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;"></span><b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">ΔP/t</b>
- C. <span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;"></span><b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">ΔPF</b>
- D. None
|
| 8 |
in isolated system the momentum after collision of two bodies. |
- A. Increase
- B. Constnat
- C. Decrease
- D. Zero
|
| 9 |
That force which produces an acceleration of one metre per second per second in a body of one kilogram mass is called |
- A. 1 joule
- B. 1 newton
- C. 1 watt
- D. 1 ampere
|
| 10 |
If the weight body is greater then tension then body will. |
- A. Move upward
- B. move downward
- C. not move
- D. None
|
