Rotational Motion (NEET Physics): Questions 120  123 of 123
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2099 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 550.00 or
Question number: 120
» Rotational Motion » Frequency and Period
Question
A solid cylinder of mass M and radius R rolls without slipping down an inclined plane of length l and height h. Find the time it takes to reach at bottom.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 121
» Rotational Motion » Angular Momentum
Question
An inclined plane makes an angle 30° 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: 122
» Rotational Motion » Rotational Kinetic Energy
Appeared in Year: 2016
Question
Two rotating bodies A and B of masses and with moments of inertia and , have equal kinetic energy of rotation. If and be their angular momenta respectively, then –
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 123
» Rotational Motion » Rotational Kinetic Energy
Appeared in Year: 2016
Question
A solid sphere of mass and radius is rotating about its diameter. A solid cylinder of the same mass and same radius is also rotating about its geometrical axis with an angular speed twice that of the sphere. The ratio of their kinetic energies of rotation will be:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
