$$1)$$ The magnitude of the velocity of a particle is equal to its speed. $$2)$$ The magnitude of average velocity of a particle in an interval is equal to its average speed in that interval. $$3)$$ It is possible to have a situation in which the speed of a particle is never zero but the average speed in an interval is zero. $$4)$$ It is possible to have a situation in which the speed of a particle is zero but the average speed is not zero.

Question

$$1)$$  The magnitude of the velocity of a particle is equal to its speed.   $$2)$$  The magnitude of average velocity of a particle in an interval is equal to  its average speed in that interval.  $$3)$$  It is possible to have a situation in which the speed of a particle is never  zero but the average speed in an interval is zero.  $$4)$$  It is possible to have a situation in which the speed of a particle is zero  but the average speed is not zero.

Infinity Learn · Accepted Answer

The  magnitude of the velocity of a particle is equal to its speed.  It  is possible to have a situation in which the speed of a particle is zero but the  average speed is not zero.

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