# Work, Energy and Power (AIIMS Physics): Questions 15 - 19 of 25

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## Question number: 15

» Work, Energy and Power » Kinetic Energy

MCQ▾

### Question

Two bodies with kinetic energies in the ratio of are moving with equal linear momentum. The ratio of their masses is –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 16

» Work, Energy and Power » Work-Energy Theorem

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.

10

b.

5

c.

3

d.

9

## Question number: 17

» 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

## Question number: 18

» 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.

## Question number: 19

» Work, Energy and Power » Work-Energy Theorem

MCQ▾

### Question

A block of mass 20 kg is moving in x-direction with a constant speed of. It is subjected to a retarding force during its travel fromto . Its final kinetic energy will be –

### Choices

Choice (4) Response

a.

500 joules

b.

850 joules

c.

750 joules

d.

920 joules

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