| 1 |
Pi radian is equal to. |
- A. 0<sup>o</sup>
- B. 90<sup>o</sup>
- C. 180<sup>o</sup>
- D. 57.3<sup>o</sup>
|
| 2 |
The direction of angular velocity is determined. |
- A. Left hands rule
- B. Head to tail rule
- C. Right hand rule
- D. General rule
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| 3 |
Artificial gravity can be created in the space ship by |
- A. Revolving around the earth
- B. Spinning around its own axis
- C. Increasing its velocity
- D. Decreasing it svelocity
|
| 4 |
If a body revolves under centripetal force its angular acceleration is |
- A. Non zero
- B. Variable
- C. Increasing
- D. Zero
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| 5 |
Apparent weight of a man is in upward accelerated lift will |
- A. Increases
- B. Decreases
- C. Remain same
- D. Increases then decrees
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| 6 |
A wheel of radius 50 cm having an angular speed of a rad /s have linear speed. |
- A. 1.5 m/s
- B. 3.5 m/s
- C. 2.5 m/s
- D. 4.5 m/s
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| 7 |
Angular momentum has the same unit as |
- A. Impulse x distance
- B. Power x time
- C. Linear x time
- D. work x frequency
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| 8 |
The direction of angular velocity of along the |
- A. Tangent at that point
- B. Axis of rotation
- C. Radius towards the centre
- D. Radius away from the centre
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| 9 |
The angular acceleration a = |
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| 10 |
The direction of angular acceleration is |
- A. Along the axis of rotation
- B. Perpendicular to the axis of rotation
- C. Opposite to axis of rotation
- D. None of these
|