AIIMS (All India Institute of Medical Sciences) Physics: Questions 302 - 306 of 500

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Question number: 302

» Communication System » Sky and Space Wave Propagation

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MCQ▾

Question

For sky wave propagation of a 18 MHz signal, what should be the minimum electron density in ionosphere –

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 303

» Work, Energy and Power » Work-Energy Theorem

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MCQ▾

Question

A bullet loses of its velocity when it passes through a plank. Find the maximum number of planks through which it can pass.

Choices

Choice (4)Response

a.

9

b.

10

c.

3

d.

5

Question number: 304

» Kinematics » Relative Velocity

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Question

A boy standing on a long rail road car throws a ball up (straight) with a velocity . The car is moving on the horizontal road with acceleration 3 , How far behind the boy will the ball fall?

Choices

Choice (4)Response

a.

8m

b.

48 m

c.

12m

d.

Question number: 305

» Kinematics » Motion in a Straight Line

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Question

A body is thrown horizontally with a velocity from the top of a tower of height h. It strikes the level ground through the foot of the tower at a distance from the tower. The value of x is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 306

» Laws of Motion » Impulse

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MCQ▾

Question

In below figure between two rigid walls P and Q, a block of mass is moving with constant velocity , towards a spring of spring constant . The block is moving from P and strikes at the end R of the spring at distance . If the collision between the block and wall P is perfectly elastic, the time period T (in seconds) of the motion of the block will be –

A block is moving toward a spring

A Block is Moving Toward a Spring

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Choice (4)Response

a.

b.

c.

d.

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