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Velocity of an object fired directly in upward direction is given by $V=80-32 t$, where $t$ (time) is in seconds. When will the velocity be between $32 \mathrm{~m} / \mathrm{sec}$ and $64 \mathrm{~m} / \mathrm{sec} ?$
(A) $(1,3 / 2)$
(B) $(1 / 2,1)$
(C) $(1 / 2,3 / 2)$
(D) (1,3)



Question ID - 157327 | SaraNextGen Top Answer

Velocity of an object fired directly in upward direction is given by $V=80-32 t$, where $t$ (time) is in seconds. When will the velocity be between $32 \mathrm{~m} / \mathrm{sec}$ and $64 \mathrm{~m} / \mathrm{sec} ?$
(A) $(1,3 / 2)$
(B) $(1 / 2,1)$
(C) $(1 / 2,3 / 2)$
(D) (1,3)

1 Answer
127 votes
Answer Key / Explanation : (C) -

(C) $(1 / 2,3 / 2)$

127 votes


127