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संबंधित प्रश्न
What is the work done by the moon when it revolves around the earth?
How much work is done by the gravitational force of earth acting on a satellite moving around it in a circular path? Give reason for your answer.
Choose one or more correct alternatives.
For work to be performed, energy must be ______.
- transferred from one place to another
- concentrated
- transformed from one type to another
- destroyed
The work done on an object does not depend on ______.
Give an example
Electrical energy changes of sound energy.
A canon ball of mass 500g is fired with a speed of 15m/s-1. Find: its momentum.
An electric motor of power 100 W is used to drive the stirrer in a water bath. If 50% of the energy supplied to the motor is spent in stirring the water. Calculate the work done on the water in one minute.
The weights of two bodies are 2.0 N and 2.0 kgf respectively what is the mass of each body?
