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A particle moves so that s=6+48t-t^3. Th...

A particle moves so that s=6+48t-`t^3`. The direction of motion reverses after moving a distance of

A

63

B

104

C

134

D

288

Text Solution

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The correct Answer is:
C
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A particle moves along the x-direction with constant acceleration. The displacement, measured from a convenient position, is 2 m at time t= 0 and is zero when t= 10 s. If the velocity of the particle is momentary zero when t = 6 s, determine the acceleration a and the velocity v when t= 10s.

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TARGET PUBLICATION-APPLICATIONS OF DERIVATIVES-COMPETITIVE THINKING
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