Test Preparation on Electrostatics-II-Physics Test Series For NEET 2020
1.
A charge q is placed at the centre of the line joining two equal charges Q. The system of the three charges will be in equilibrium, if q is equal to-
2.
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4.
The electric potential V at any point O (x, y, z all in metres) in space is given by V=4x2 volt. The electric field at the point (1m, 0, 2m) in volt/metre is-
5.
If a unit positive charge is taken from one point to another over an equipotential surface, then-