AIIMS (All India Institute of Medical Sciences) Physics: Questions 357 - 361 of 500

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Question number: 357

» Work, Energy and Power » Work-Energy Theorem

MCQ▾

Question

A body rests on a horizontal rough surface. The coefficient of friction between the body and the surface is . The body is given a velocity of . What is the distance covered by the body before coming to rest?

Choices

Choice (4) Response

a.

112.5 m

b.

100 m

c.

120.6 m

d.

132.5 m

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Question number: 358

» Gravitation » Escape Velocity

MCQ▾

Question

and are escape velocities on two planets whose radii are in the ratio 3: 1 and densities are in the ratio 1: 9. What is the relationship between and?

Choices

Choice (4) Response

a.

b.

c.

d.

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Question number: 359

» Laws of Motion » Law of Conservation of Linear Momentum

MCQ▾

Question

A bullet of mass 150 g and moving with velocity is fired into a block of mass 1.8 kg and stick to it. The final velocity would be

Choices

Choice (4) Response

a.

b.

c.

d.

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Question number: 360

» Ray Optics » Deviation and Dispersion of Light by a Prism

MCQ▾

Question

Angle of prism is 30 and its one surface is silvered. Light rays falling at an angle of incidence 60 on first surface return back through the same path after suffering reflection at second silvered surface. Refractive index of the material of prism is –

Choices

Choice (4) Response

a.

b.

2

c.

d.

1.5

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Question number: 361

» Oscillations and Waves » Speed of a Wave

MCQ▾

Question

A tuning fork vibrating at 250 Hz produces a sound wave which travels in air at a speed. Find the distance travelled by sound during the time the fork makes 70 vibrations.

Choices

Choice (4) Response

a.

65.5 m

b.

70 m

c.

92.4 m

d.

82.6 m

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