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

Visit this page to view all the question topics

To view these problems with solutions proceed here and click "Subscribe Now".

Question number: 61

» Work, Energy and Power » Work Done

Appeared in Year: 2016

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

To view these problems with solutions proceed here and click "Subscribe Now".

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 Equation falling from a height of Equation . It hits the ground with a speed of Equation . Take Equation constant with a value Equation . The work done by the:

Equation Gravitational force and

Equation Resistive force of air is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

To view these problems with solutions proceed here and click "Subscribe Now".

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 Equation , the other is Equation . If the net of electrostatic force and gravitational force between two hydrogen atoms placed at a distance Equation (much greater than atomic size) apart is zero, then Equation is of the order of –

Equation

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

To view these problems with solutions proceed here and click "Subscribe Now".