17) What maximum height a stone will reach if it is thrown upwords with a velocity of 20m/sec?(g = 10m/sec2)
Answer is:
20 m
Related Speed and Velocity, Work, Power and Energy MCQ with Answers
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.
Answer is:
Energy
Explanation:
Energy is defined as the capacity to do work.
Answer is: