a car of mass 1000kg accelarates from rest to a speed of 10m/s. what's its power?
a car of mass 1000kg accelarates from rest to a speed of 10m/s. what's its power?
Answer: the power of the car is 50000 watt
Explanation: the mass of the car = 1000 kg
speed of the car = 10 m/s
then, power = 1/2 mass *( velocity)^2
power = 1/2* 1000 kg* (10 m/sec)^2
= 50000 joule/sec ...........(joule= kg* m^2 /sec^2)
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