Rotational Motion-Angular Momentum (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 25 - 28 of 29

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Question number: 25

» Rotational Motion » Angular Momentum

MCQ▾

Question

In a bicycle, the radius of rear wheel is twice the radius of front wheel. If r F and r r are the radius, v p and v r are speeds of top most points of wheel, then

Choices

Choice (4) Response

a.

v r = 2v F

b.

v F = v r

c.

v F = 2v r

d.

v F > v r

Question number: 26

» Rotational Motion » Angular Momentum

MCQ▾

Question

An inclined plane makes an angle 45° with the horizontal. A solid sphere rolling down this inclined plane from rest without slipping has a linear acceleration equal to,

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 27

» Rotational Motion » Angular Momentum

MCQ▾

Question

A uniform rod of length 4L is placed with one end in contact with the horizontal and is then inclined at an angle 60 0 to the horizontal and allowed to fall without slipping at contact point. When it becomes horizontal, its angular velocity will be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 28

» Rotational Motion » Angular Momentum

MCQ▾

Question

A uniform rod of length 2L is placed with one end in contact with the horizontal and is then inclined at an angle α to the horizontal and allowed to fall without slipping at contact point. When it becomes horizontal, its angular velocity will be

Choices

Choice (4) Response

a.

b.

c.

d.

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