The force of friction between two surfaces will increase if:
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The given symbol stands for a/an ___ in an electric circuit.
Which of the following physical quantity measures the rate of work done?
Which of the following devices converts Chemical energy into Electrical energy?
When the car takes a bend, the force that pushes us to the outside of the curve is the
The kinetic energy of a ball weighing 0.5 kg moving with a velocity of 4 m/s will be
The instrument used to determine the rotation speed of a shaft is called
Due to an acceleration of 1 m/s2 the velocity of a body increases from 15 m/s to 20 m/s in a certain period. Find the displacement (in m) of the body in that period.