MCQ
When a torque acting upon a system is zero, then which of the following will be constant?
- AForce
- BLinear momentum
- ✓Angular momentum
- DLinear impulse
✓
Answer
Correct option: C.
Angular momentum
(C)
$\tau=\frac{ dL }{ dt }$, if $\tau=0$ then $L =$ constant
$\tau=\frac{ dL }{ dt }$, if $\tau=0$ then $L =$ constant
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