Quick practice
Question 1 of 5
A student says, “I did a lot of work today because I held a heavy suitcase in my hand for 5 minutes and felt tired.” According to the scientific definition of work, which statement is correct?
A
Work is done because the student applied force and got tired.
B
Work is done only if the suitcase is heavy enough.
C
Work is done because the suitcase has weight and time is involved.
D
No work is done because there is no displacement of the suitcase in the direction of force.
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