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Calorimetry

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Question

The force applied by a mechanic on the jack to lift the car to a height of 0.5 m is 1200 N. Express the energy spent by the mechanic in lifting the car in kilo-calorie.

A

0.14 kcal

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B

1.4 kcal

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C

14 kcal

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D

0.014 kcal

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Solution

The correct option is A 0.14 kcal
.

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