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A body standing on a long railroad car throws a ball straight upwards. The car is moving on the horizontal road with an acceleration of  and the projection velocity in the vertical direction is . How far behind the boy will the ball fall on the car? (inmetres)?


Question ID - 153878 | Toppr Answer

A body standing on a long railroad car throws a ball straight upwards. The car is moving on the horizontal road with an acceleration of  and the projection velocity in the vertical direction is . How far behind the boy will the ball fall on the car? (inmetres)?

1 Answer - 5876 Votes

3537

Answer Key : (2) -

(2)

Let the velocity of car be  when the ball is thrown. Initial velocity of car =Horizontal velocity of ball

Distance travelled by ball  (in horizontal direction)

Car has travelled extra distance

Ball can be considered a projectile having

Hence, the ball will drop 2 m behind the boy



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