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Chapter 3 Laws Of Motion | Exercise 3C

Question 3

A body of mass m moving with a velocity v is acted upon by a force. Write an expression for the change in momentum in each of the following cases:

(i) when v << c, (ii) when v → c, and (iii) when v<< c but m does not remain constant. Here c is the speed of light.

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Let Δp is the change in momentum;

(i) When v << c ;

Δp = m Δv

(ii) when v → c;

Δp = Δ(mv)

(iii) when v<<c;

Δp = Δ(mv)

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subject-cta

Question 3

A body of mass m moving with a velocity v is acted upon by a force. Write an expression for the change in momentum in each of the following cases:

(i) when v << c, (ii) when v → c, and (iii) when v<< c but m does not remain constant. Here c is the speed of light.

Looking to do well in your science exam ? Learn from an expert tutor. Book a free class!

Let Δp is the change in momentum;

(i) When v << c ;

Δp = m Δv

(ii) when v → c;

Δp = Δ(mv)

(iii) when v<<c;

Δp = Δ(mv)

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta
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