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Maharashtra State BoardSSC (English Medium) 7th Standard

A force of 1000 N was applied to stop a car that was moving with a constant velocity. The car stopped after moving through 10 m. How much is the work done? - General Science

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Question

A force of 1000 N was applied to stop a car that was moving with a constant velocity. The car stopped after moving through 10 m. How much is the work done?

Numerical
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Solution

Force (F) = 1000 N

displacement (s) = 10m

work done (W) =?

Work done by the force to stop the car = F × S

= 1000 × 10

= 10000J

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Chapter 7: Motion, Force and Work - Exercise [Page 50]

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Balbharati General Science [English] Standard 7 Maharashtra State Board
Chapter 7 Motion, Force and Work
Exercise | Q 7.1 | Page 50
Balbharati General Science Integrated [English] Standard 7 Maharashtra State Board
Chapter 7 Motion, Force and Work
Exercise | Q 7. (a) | Page 87
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