A particle is thrown vertically upward with a velocity of 490 cm / s. It will return to this position after-

A particle is thrown vertically upward with a velocity of 490 cm / s.

1.	A particle is thrown vertically upward with a velocity of 490 cm / s. It will return to this position after-
A.	1 sec
B.	0.5 sec
C.	2 sec
D.	4 sec
Answer» B. 0.5 sec

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A particle is thrown vertically upward with a velocity of 490 cm / s. It will return to this position after-

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