Rotational Motion Question 193
Question: A round disc of moment of inertia about its axis perpendicular to its plane and passing through its centre is placed over another disc of moment of inertia rotating with w angular velocity co about the same axis. The final angular velocity of the combination of discs is
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: D
Solution:
[d] Angular momentum will be conserved