Question

which of the following can sometimes be zero.
1) Average velocity
2) Distance travelled
3) average speed
4) displacement

(a) only (1)
(b) (1) and (2)
(c) (1) and (4)
(d) only (4)
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Answer 1

Answer:

displacement can be zer when an object is travelled in circular path

d is the answer

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Answer 2

Answer:

average velocity and displacement both can zero