1:
A mass M is moving with a constant velocity parallel to the x axis. Its angular momentum with respect to the origin

Options:

- is zero
- remains constant
- goes on increasing
- goes on decreasing

Answer: Option 2

Explanation:

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2:
During an accelerated motion of a particle

Options:

- average velocity of the particle is always less than its final velocity
- average velocity of the particle is always greater than its final velocity
- average velocity of the particle may be zero also
- average velocity of the particle is half its final velocity

Answer: Option 3

Explanation:

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3:
A ball is thrown up unde gravity (g=10 m/s2). Find its velocity after 1 second at a height of 10 m

Options:

- 5 m/s2
- 5 m/s
- 10 m/s
- 15 m/s

Answer: Option 2

Explanation:

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4:
A car moving with the speed of 10 m/s takes a circular turn of radius 20 m. The magnitude of the acceleration of the car is

Options:

- 5.0 m/s2
- 50 m/s2
- 0.25 m/s2
- 0.5 m/s2

Answer: Option 1

Explanation:

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5:
A particle moves in a circle of radius 30 cm its linear speed is given by v=2t where t is second and v in m/s. Find out its radial tangential acceleration at t=3s respectively

Options:

- 220 m/s2, 50 m/s2
- 100 m/s2, 5 m/s2
- 120 m/s2, 2 m/s2
- none of these

Answer: Option 3

Explanation:

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6:
A particle with uniform acceleration describes 24 m and 52 m in two successive seconds. Its initial velocity will be

Options:

- 1 m/s
- 10 m/s
- 5 m/s
- 2 m/s

Answer: Option 2

Explanation:

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7:
The distance travelled by a freely falling body in 5th second will be

Options:

- 150 m
- 100 m
- 45 m
- 25 m

Answer: Option 3

Explanation:

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8:
A car moving with speed 30 km/h is stopped in distance 8m by breaks. If a car is travelling at 60 km/h the car will be stopped by applying same break power in distance

Options:

- 8m
- 16m
- 24 m
- 32 m

Answer: Option 4

Explanation:

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9:
A body is projected vertically upward with initial velocity u and after ascending a height of 20 m comes back to initial position. The time to remain in the air is ----- seconds.

Options:

- 2
- 1
- 4
- 3

Answer: Option 3

Explanation:

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10:
A body is projected vertically upward with initial velocity u and after ascending a height of 20 m comes back to initial position. The initial velocity is

Options:

- 10m /s
- 20 m/s
- 40 m/s
- 0

Answer: Option 2

Explanation:

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She was famous, and she was insane.Her voice soared out over the audience, holding them spellbound and enraptured, delivering their hopes and fears tangled in chords and rhythm. They called her an angel, her voice a gift.She was famous, and she was a liar.

-Dianne Sylvan
Queen of Shadows