Questions
The velocity time graph of a 2kg body is shown. Then the wrong statement is
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a
Work done on the object in 30 sec is zero.
b
Average acceleration of the object is zero.
c
Average velocity of the object is zero.
d
The average force on the object is zero.
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Correct option is C
Work done is zero as there is no change in K.E average velocity is displacement/ time. Area of the v-t graph is displacement. As area is not equal to zero, average velocity is not zero.
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