Work, Energy and Power (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 61 - 63 of 63

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Question number: 61

» Work, Energy and Power » Work Done

Appeared in Year: 2016

MCQ▾

Question

A particle moves from a point to when a force of is applied. How much work has been done by the force?

Choices

Choice (4) Response

a.

b.

c.

d.

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Question number: 62

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

Appeared in Year: 2017

MCQ▾

Question

Consider a drop of rain water having mass falling from a height of . It hits the ground with a speed of . Take constant with a value . The work done by the:

Gravitational force and

Resistive force of air is

Choices

Choice (4) Response

a.

b.

c.

d.

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Question number: 63

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

Appeared in Year: 2017

MCQ▾

Question

Suppose the charge of a proton and an electron differ slightly. One of them is , the other is . If the net of electrostatic force and gravitational force between two hydrogen atoms placed at a distance (much greater than atomic size) apart is zero, then is of the order of –

Choices

Choice (4) Response

a.

b.

c.

d.

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