Question

a car moving with a velocity of 10 metre per second can be stopped by the application of a constant force f in a distance of 20 metre if the velocity of the car is 30 metre per second it can be stopped by this force in ......​

Answer 1

Answer:

180m

Explanation:

s1/s2=(u1/u2)^2

20/x=(10/30)^2

20/x=1/9

x=180m

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