Electrostatic and Capacitance The lines of force due to charged particles are always straight sometimes curved None of these always curved always straight sometimes curved None of these always curved ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The force between two charges is 120 N. If the distance between the charges is doubled, the force will be 120 N 30 N 40 N 60 N 120 N 30 N 40 N 60 N ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 10 µF, 20 µF, 22 µF, and 100 µF capacitor are in parallel. The total capacitance is 4.86 µF 100 µF 152 µF 2.43 µF 4.86 µF 100 µF 152 µF 2.43 µF ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The potential gradient across the material of low permittivity is than across the material of high permittivity. smaller greater both (A) and (B) None of these smaller greater both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance If A.C. voltage is applied to capacitive circuit, the alternating current can flow in the circuit because charging current can flow of high peak value discharge current can flow varying voltage produces the charging and dicharging currents charging current can flow of high peak value discharge current can flow varying voltage produces the charging and dicharging currents ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A potential of 400 V is applied to a capacitor, the plates of which are 4 mm apart. The strength of electric field is 50 KV/m 10 KV/m 100 KV/m 30 KV/m 50 KV/m 10 KV/m 100 KV/m 30 KV/m ANSWER DOWNLOAD EXAMIANS APP