Which of the following is not a vector quantity?
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If speed of rotation of the earth increases, the weight of the body
What is the unit of resistance?
A galvanometer can be converted to a voltmeter by connecting
Find the acceleration (in m/s2) of a body which accelerates from 25 m/s to 30 m/s in 10 seconds
Instrument used for measuring specific gravity is called _____.
___________________ is defined as the force acting per unit current per unit length on a wire placed at right angles to the magnetic field.
Which of the following waves cannot be polarised?