Physics (AS & A Level) · Oct / Nov 2024 · Paper 13 · Question 8
The graph shows the variation of velocity with time for a stone that falls from a bridge into a lake and sinks to the bottom of the lake. What can be deduced about the motion of the stone?
- ATerminal velocity was reached in air.
- BThe acceleration in air was decreasing with increasing time.
- CThe distance travelled in water was greater than the distance travelled in air.
- DThe rate of change of velocity in air was constant.
As printed in the paper
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Correct answer: B. The acceleration in air was decreasing with increasing time.
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