# Work, Energy and Power-Work-Energy Theorem (AIIMS (All India Institute of Medical Sciences) Physics): Questions 1 - 4 of 10

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## Question number: 1

» Work, Energy and Power » Work-Energy Theorem

Appeared in Year: 2005

MCQ▾

### Question

A block of mass 10 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 – [AIIMS]

### Choices

Choice (4) Response

a.

450 joules

b.

275 joules

c.

250 joules

d.

475 joules

## Question number: 2

» Work, Energy and Power » Work-Energy Theorem

Appeared in Year: 2003

MCQ▾

### Question

A proton is about 1840 times heavier than an electron. When it is accelerated by a potential difference of 1 kV, its kinetic energy will be –

### Choices

Choice (4) Response

a.

b.

1 KeV

c.

d.

## Question number: 3

» Work, Energy and Power » Work-Energy Theorem

Appeared in Year: 2009

Assertion-Reason▾

### Assertion (Ꭺ)

The change in kinetic energy of a particle is equal to the work done on it by the net force.

### Reason (Ꭱ)

Change in kinetic energy of particle is equal to the work done only in case of system of one particle.

### Choices

Choice (4) Response

a.

Ꭺ is true but Ꭱ is false

b.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are false

## Question number: 4

» Work, Energy and Power » Work-Energy Theorem

MCQ▾

### Question

A bullet when fired at a target with a velocity of , penetrates 4.5 meter into it. If the bullet is fired with the same velocity at a similar target with a thickness 0.5 meter, then it will emerge from it with a velocity of –

### Choices

Choice (4) Response

a.

b.

c.

d.

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