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3 Conservation of energy

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Question 97
H

A stone falls from rest. After falling through 5.0 m, it passes point P. It then falls a further 15 m to point Q. Air resistance is negligible. What is the ratio of its speed at Q to its speed at P?

[1]
A

4:14:14:1

B

2:12:12:1

C

3:13:13:1

D

3:1\sqrt{3}:13​:1

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3 Conservation of energy Questions

  1. GCSE
  2. /Physics
  3. /3 Conservation of energy

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