Physics, asked by humamaqayyum, 9 months ago

4. The K.E energy of a car changes by 20 J when it
encounters with another car. If the accident take
place for 0.5 seconds, then the work done is
a. 40 J
b. 400 J
c. 600 J
d. 20 J

Answers

Answered by mehtamanas139

0

Answer:

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Answered by anushreemodi08

5

Answer:

d. 20J

Explanation:

According to work-energy theorem the work done is equal to the change in kinetic energy!!

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