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CBSE-XI-Physics

05: Newton's Laws of Motion

with Solutions -
Qstn# i-3-a Prvs-QstnNext-Qstn
  • #3-a
    a car moving at constant velocity and (b) in a free falling elevator.
    Ans : In the car, the path of the coin will be vertically downward because the only force acting on the coin is gravity in the downward direction. (b) In a free falling elevator, the coin as well as the person will be in a condition of weightlessness. So, the coin will remain stationary w.r.t. the person.
  • #3-b
    in a free falling elevator.
    Ans : In a free falling elevator, the coin as well as the person will be in a condition of weightlessness. So, the coin will remain stationary w.r.t. the person.