Rotational Motion-Moment of Inertia (NEET Physics): Questions 28 - 31 of 34

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2099 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: 28

» Rotational Motion » Moment of Inertia

MCQ▾

Question

The moment of inertia of a circular ring about an axis passing through its center and normal to its plane is 200 gm ⨯ cm 2. Then moment of inertia about its diameter is,

Choices

Choice (4) Response
a.

400 gm ⨯ cm 2

b.

100 gm ⨯ cm 2

c.

200 gm ⨯ cm 2

d.

300 gm ⨯ cm 2

Question number: 29

» Rotational Motion » Moment of Inertia

MCQ▾

Question

From a circular disc of radius R and mass 9 M, a small disc of radius R3 is removed from the disc. The moment of inertia of the remaining disc about an axis perpendicular to the plane of the disc and passing through O is,

A small portion of radius R/3 is removed from thedisc ofradiusR

A Small Portion of Radius R/3 Is Removed From Thedisc ofradiusR

Figure shows that circular disc of radius R and mass 9 M, a small disc of radius R/3 is removed from the disc.

Choices

Choice (4) Response
a.

10MR2

b.

379MR2

c.

409MR2

d.

4MR2

Question number: 30

» Rotational Motion » Moment of Inertia

MCQ▾

Question

What is the moment of inertia of inertia of a wheel of mass m and radius R having two spokes each of mass m? (The axis of rotation perpendicular to plane and passing through center)

Choices

Choice (4) Response
a.

mR2

b.

53mR2

c.

12mR2

d.

23mR2

Question number: 31

» Rotational Motion » Moment of Inertia

MCQ▾

Question

The moment of inertia of a uniform circular ring, having a mass M and a radius R, about an axis tangential to the ring and perpendicular to its plane, is

Choices

Choice (4) Response
a.

MR2

b.

12MR2

c.

2MR2

d.

32mR2

Sign In