Choose the correct options for the following questions.
Unit of Electric Intensity is
Difficulty: Easy
A:
$\rm{NC}$
B:
$\rm{\frac{N}{C}}$
C:
$\rm{\frac{C}{N}}$
D:
None of these
Two charges are separated by a distance r, in presence of which of the following the force between them will be minimum?
Difficulty: Easy
A:
Distilled Water
B:
Oil
C:
Air
D:
Vacuum
Electron volt is the unit of
Difficulty: Easy
A:
Energy
B:
Voltage
C:
emf
D:
Conductance
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