# Work, Energy and Power (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 1 - 6 of 63

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## Question number: 1

» Work, Energy and Power » Work Done

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MCQ▾

### Question

The work done in lifting water from a well of depth 6 m using a bucket of mass 1.3 kg and volume 1 liter, will be

### Choices

Choice (4) Response

a.

147 J

b.

105.84 J

c.

98 J

d.

135.24 J

## Question number: 2

» Work, Energy and Power » Work Done

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MCQ▾

### Question

A chain of linear density 10 kg/m and length 8 m is lying on the table with 2 m of chain hanging from the edge. The work done in lifting the chain on the table will be –

### Choices

Choice (4) Response

a.

176 J

b.

532 J

c.

116 J

d.

392 J

## Question number: 3

» Work, Energy and Power » Work Done

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MCQ▾

### Question

A force F = (3 - 1x + 5x 2) N is applied on a 2 kg mass which displaces it from x = 0 to x = 2 m. Work done in joule is -

### Choices

Choice (4) Response

a.

20.45

b.

17.33

c.

7.55

d.

13

## Question number: 4

» Work, Energy and Power » Work Done

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MCQ▾

### Question

The work done in pulling a body of mass 3 kg along an inclined plane (angle 50°) with coefficient of friction 0.2 through 2 m, will be -

### Choices

Choice (4) Response

a.

98.08 J

b.

52.56 J

c.

91.08 J

d.

94.08 J

## Question number: 5

» Work, Energy and Power » Work Done

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MCQ▾

### Question

The work done in pulling a body of mass 6 kg along an inclined plane (angle 45°) with coefficient of friction 0.2 through 2 m, will be -

### Choices

Choice (4) Response

a.

98.08 J

b.

90.08 J

c.

91.08 J

d.

99.72 J

## Question number: 6

» Work, Energy and Power » Potential Energy

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MCQ▾

### Question

The potential energy between two atoms in a molecule is given by, where a and b are positive constant and x is the distance between the atoms. The atoms is an stable equilibrium, when-

### Choices

Choice (4) Response

a.

b.

c.

d.

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