(A) 6
(B) 18
(C) 36
(D) 10
If time constant is RC circuit is small, then the capacitor is charged or discharged?
(A) Intermittently
(B) At constant rate
(C) Slowly
(D) Rapidly
Coulomb per volt is called?
(A) Ampere
(B) Joule
(C) Farad
(D) Henry
Gauss’s law can only be applied to?
(A) A flat surface
(B) A surface of any shape
(C) A closed surface
(D) A curved surface
Two oppositely charged balls X and Y attract the third ball Z, when placed near them turn by turn. The third ball Z must be?
(A) Negatively charged
(B) Electrically neutral
(C) Positively charged
(D) Positively and Negatively charged
Which material should be inserted between the plates of a capacitor in order to increase its capacitance?
(A) Mica
(B) Iron
(C) Tin
(D) Copper
Electric potential at a mid point in an electric dipole is?
(A) 0 V
(B) 0.5 V
(C) 1 V
(D) 1.6 V
Capacitor is perfect insulator for?
(A) Eddy current
(B) Sparking current
(C) Direct current
(D) Alternating current