Q7.9Multiple correct
Choose the correct alternatives:
- (a)For a general rotational motion, angular momentum L and angular velocity ω need not be parallel.
- (b)For a rotational motion about a fixed axis, angular momentum L and angular velocity ω are always parallel.
- (c)For a general translational motion , momentum p and velocity v are always parallel.
- (d)For a general translational motion, acceleration a and velocity v are always parallel.