Pathfinder Methods of Work and Energy MCQ 2
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Q.2
You are in a paddleboat that is floating alongside a wooden block in a river. You are asked to perform following three experiments.
I. Row your boat 20 m downstream ahead of the wooden block.
II. Row your boat upstream to go 20 m away from the wooden block.
III. Row your boat to move along the stream together with the block and simultaneously shift 20 m towards a bank.
In all these experiments, you row your boat at a constant speed relative to water expending energies E1, E2 and E3 respectively. Which of the following statements is correct ?
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