Physics (AS & A Level) · Oct / Nov 2023 · Paper 12 · Question 13
The diagram shows an experiment to determine the force exerted on a ball by a horizontal air flow. The ball is suspended by a light string and weighs 0.15 N. The deflection of the string from vertical is 30°. The ball is in equilibrium. What is the force on the ball from the air flow?
- A0.075 N
- B0.087 N
- C0.26 N
- D0.30 N
As printed in the paper
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Correct answer: B. 0.087 N
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