Velocity of an object fired directly in upward direction is given by V = 80 −…

GATE · 2013 · AE · General Aptitude

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 m/sec and 64 m/sec?

  1. A.

    (1, 3/2)

  2. B.

    (1/2, 1)

  3. C.

    (1/2, 3/2)

  4. D.

    (1, 3)

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