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 Form 3 Physics Questions and Answers on Linear Motion

(a) Figure 7 (drawn to scale) shows a section of tape after passing through a ticker timer operated at a frequency of 50 Hz. The tape is attached to a trolley moving in the direction shown.
Q27Linear28420201206.png
(i) Determine the velocity between: (I) P and Q (II) X and Y
(ii) Determine the acceleration of the trolley.
(b) Two bodies of masses 5kg and 8kg moving in the same direction with velocities #20ms^-1# and #15ms^-1# respectively collide in elastically. Determine the velocity of the bodies after the collision.

 (6m 4s)
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