calculate the force required to impart a car at velocity of 30m per second in 10 seconds starting from rest .The mass of the car is 1500 kg

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Solution

$F r o m f i r s t e q u t i o n o f m o t i o n v = u + a t 30 = 0 + a t a = \frac{30}{10} = 3 m / s^{2} N o w, f o r c e p r o v i d e d F = m a = 1500 \times 3 = 4500 N$

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calculate the force required to impart a car at velocity of 30m per second in 10 seconds starting from rest .The mass of the car is 1500 kg

From first eqution of motion v = u + at 30 = 0 + ata= 30 10 = 3 m/s2Now, force providedF = ma = 1500×3 = 4500 N

$F r o m f i r s t e q u t i o n o f m o t i o n v = u + a t 30 = 0 + a t a = \frac{30}{10} = 3 m / s^{2} N o w, f o r c e p r o v i d e d F = m a = 1500 \times 3 = 4500 N$