14) What is the acceleration of a car if the speed of the car has increased from 25 km per hour to 40 km per hour in one minute?
Answer is:
0.069 m/sec2
Related Speed and Velocity, Work, Power and Energy MCQ with Answers
Answer is:
0.30 m/sec2
Answer is:
14 metre/sec2
Answer is:
20 m
Answer is:
Power
Explanation:
Power is the rate of doing work or workdone per unit time. In S.I. system of units, the unit of power is watt (briefly written as W) which is equal to 1 N-m/s or 1 J/s.
Generally a bigger unit of power called kilowatt (briefly written as kW) is used which is equal to 1000 W.