Rotational Motion-Rigid Body Rotation Equations of Rotational Motion (NEET Physics): Questions 1 - 3 of 3

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2098 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 550.00 or

Question number: 1

» Rotational Motion » Rigid Body Rotation Equations of Rotational Motion

MCQ▾

Question

A wheel has a speed of 1200 revolutions per minute and is made to slow down at a rate of 4 rad /s 2. The number of revolutions is makes before coming to rest is,

Choices

Choice (4) Response

a.

272

b.

314

c.

143

d.

722

Question number: 2

» Rotational Motion » Rigid Body Rotation Equations of Rotational Motion

MCQ▾

Question

The angular velocity of a body is ω=3i^+3j^+3k^ . A torque τ=2i^+4j^+3k^ acts on it. The rotational power is,

Choices

Choice (4) Response

a.

29 W

b.

27 W

c.

23 W

d.

25 W

Question number: 3

» Rotational Motion » Rigid Body Rotation Equations of Rotational Motion

MCQ▾

Question

A wheel has a speed of 2100 revolutions per minute and is made to slow down at a rate of 5 radians /s 2. The number of revolutions is makes before coming to rest is

Choices

Choice (4) Response

a.

770

b.

543

c.

722

d.

272

Sign In