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5/30 MCQs for:
MECHANICS : ENERGY - Power
What is the unit of power?
A 2000 W motor is used for 1 hour. How much energy does it consume?
The power of a motor is 500 W. How much work does the motor do in 10 seconds?
What is the power of a motor that lifts a 10 kg object a height of 5 meters in 10 seconds? (Use g = 9.8m/s²) :
What is the definition of power in physics?