Quiz Ch # 12
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The fact that Electric Field exists in space around an electrical charge is_________.
The work done in moving a positive charge on an equipotential surface is:
The minimum indivisible unit of charge is:
Photocopier and inkjet printer are the applications of:
If a charged body is moved against the electric field. it will gain:
Selenium is
Two charges 1 μc and 5μc are separated by 20 cm. The ratio of electrical forces acting on them will be:
The concept of electric field lines was introduced by ____.
Two opposite point charges of the same magnitude are separated by distance 2d. electric potential mid-way between them is ____.
If the medium between the charges is not free space then electrostatic force will ____.
Presence of dielectric always ____.
The electric field created by positive charge is ____.
The increase in capacitance of a capacitor due to the presence of dielectric is due to ____ of dielectric.
The word xerography means ____.
A dielectric material is placed between plates of a parallel plate capacitor. Its capacitance increases due to ____.
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