AIIMS (All India Institute of Medical Sciences) Physics: Questions 305 - 309 of 500

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Question number: 305

» Kinematics » Motion in a Straight Line

MCQ▾

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.

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Question number: 306

» Laws of Motion » Impulse

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 –

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Choice (4) Response

a.

b.

c.

d.

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Question number: 307

» Work, Energy and Power » Conservative and Non-Conservative Forces

MCQ▾

Question

A water drop of mass is introduced between two plates with separation. Calculate the force of attraction between the plates.

Choices

Choice (4) Response

a.

1.8 N

b.

2.8 N

c.

1.0 N

d.

3.2 N

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Question number: 308

» Atoms and Nuclei » Radioactive Decay Law

MCQ▾

Question

A radioactive material has a half – life of 8 days. What fraction of the material would remain after 32 days –

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Choice (4) Response

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b.

c.

d.

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Question number: 309

» Work, Energy and Power » Kinetic Energy

MCQ▾

Question

Find the mean translation kinetic energy of an oxygen molecule at 270 C. (Given: Avogadro number and ).

Choices

Choice (4) Response

a.

b.

c.

d.

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