A particle moves according to the law . The distance covered by it in the time interval between t = 0 to t = 3 sec is

Question

A particle moves according to the law $x = a \cos \frac{π t}{2}$ . The distance covered by it in the time interval between $t = 0$ to $t = 3$ sec is

Smart Achievers · Accepted Answer

(2)

T = 4 sec, Body starts at extreme position and ends at mean position as shown.

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