Asked by Garima
The driver of a car travelling along a straight road with a speed of 72km/hour observe a signboard which give a speed limit to be 54 km/hour. The sign board is 70m ahead when the driver applies the break calculate the acceleration of the car which will cause the car to pass the signboard at the stated speed limit?
Answers
Answered by
bobpursley
vf^2=vi^2+2ad
change 72km/hr, 54km/hr to m/s
then solve for a (in m/s)
change 72km/hr, 54km/hr to m/s
then solve for a (in m/s)
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