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Physics (AS & A Level) · Feb / March 2019 · Paper 12 · Question 9

9702Non-uniform motion

In the absence of air resistance, a ball thrown horizontally from a tower with velocity v, will land after time T seconds. If, however, air resistance is taken into account, which statement is correct?

  1. AThe ball lands with a horizontal velocity less than v after more than T seconds.
  2. BThe ball lands with a horizontal velocity less than v after T seconds.
  3. CThe ball lands with a horizontal velocity v after more than T seconds.
  4. DThe ball lands with a horizontal velocity v after T seconds.

As printed in the paper

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Correct answer: A. The ball lands with a horizontal velocity less than v after more than T seconds.

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