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A driver applies brakes to decrease the speed of the bus from 45km/hr to 10km/hr in 6 seconds. Find the acceleration of the car. |
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Answer» • Initial VELOCITY(u) = 45 km/hr • Final Velocity (v) = 10 km/hr • Time = 6 seconds To Find : • Acceleration of the car Solution : FIRST of all convert the given Velocity into their proper unit. For Converting km/hr into m/s we've to multiply the unit with ● 45 km/hr → 45 × →12.5 m/s ● 10 km/hr → 10 × → 2.78 m/sLet's find Acceleration now : We know that, Acceleration of the car is -1.62ms⁻¹ |
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