Physics
General
Easy

Question

A freely falling stone crashes through a horizontal glass plate at time t and losses half of its velocity. After time t over 2 it fills on the ground. The glass plate is 60 m high from the ground Find the total distance traveled by the stone. [g=10ms-2]

  1. 120 m
  2. 80 m
  3. 100 m
  4. 140 m

The correct answer is: 140 m

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