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Question
In which of the following activities work is not done?
In which of the following activities work is not done?
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Solution
The correct option is B Sleeping
Work is said to be done when an object on which force is applied moves from its place. From the options, swimming, skating, and running are examples in which a person moves from one place to another. Hence, work is done in those cases. However, while sleeping, there is no movement involved. So, no work is done in it.
Work is said to be done when an object on which force is applied moves from its place. From the options, swimming, skating, and running are examples in which a person moves from one place to another. Hence, work is done in those cases. However, while sleeping, there is no movement involved. So, no work is done in it.
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