Laws of Motion-Dynamics of Uniform Circular Motion (KVPY Stream-SA (Class 11) Physics): Questions 1 - 2 of 2

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 252 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

Question number: 1

» Laws of Motion » Dynamics of Uniform Circular Motion

MCQ▾

Question

A solid sphere of mass 5 kg rolls on a smooth horizontal surface at 12ms . It then rolls up a smooth inclined plane of inclination 600 with the horizontal. The height attained by the sphere before it stops is

Choices

Choice (4) Response

a.

9.8 m

b.

10.28 m

c.

11.14 m

d.

12.22 m

Question number: 2

» Laws of Motion » Dynamics of Uniform Circular Motion

Appeared in Year: 2016

MCQ▾

Question

A car goes around uniform circular track of radius R at a uniform speed v once in every T seconds. The magnitude of the centripetal acceleration is ac . If the car now goes uniformly around a larger circular track of radius 2R and experiences a centripetal acceleration of magnitude 8ac , then its time period is –

Choices

Choice (4) Response

a.

3T2

b.

3T

c.

2T

d.

T2

Sign In