Rotational Motion Question 137
Question: A body is rolling without slipping on a horizontal plane. The rotational energy of the body is 40% of the total kinetic energy. Identify the body.
Options:
A) Ring
B) Hollow cylinder
C) Solid cylinder
D) Hollow sphere
Show Answer
Answer:
Correct Answer: D
Solution:
[d]
or
or
Clearly, the body is a hollow sphere.
