What was the magnitude of average force applied

Reference no: EM1344886

Q. A particle moves along the x axis. Its position is given by the equation 2.00 + 3.00t - 4.00t^2 with x in meters and t in seconds. Find out (1) its position at the instant it changes direction and (2) its velocity when it returns to the position it had at t 0.

Q. A 0.142 kg baseball travelling 47.40 m/s strikes the catcher's mitt, which, in bringing the ball to rest, recoils backward 10.5 cm. What was the magnitude of average force applied by the ball on the glove?

Reference no: EM1344886

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