Electrostatic and Capacitance The force between two charges is 120 N. If the distance between the charges is doubled, the force will be 60 N 30 N 40 N 120 N 60 N 30 N 40 N 120 N ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Dielectric strength ______ with increasing thickness None of these decreases increases remains unaltered None of these decreases increases remains unaltered ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The capacitance C is charged through a resistance R. The time constant of the charging circuit is given by R/C C/R RC 1/RC R/C C/R RC 1/RC 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 30 KV/m 10 KV/m 100 KV/m 50 KV/m 30 KV/m 10 KV/m 100 KV/m ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance In a capacitive circuit A steady value of applied voltage causes discharge Decrease in applied voltage makes a capacitor charge An increase in applied voltage makes a capacitor charge None of the listed here A steady value of applied voltage causes discharge Decrease in applied voltage makes a capacitor charge An increase in applied voltage makes a capacitor charge None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A capacitor of 2,000 pF is greater than 0.02 µF 0.002 µF 0.0002 µF 0.0000002 F 0.02 µF 0.002 µF 0.0002 µF 0.0000002 F ANSWER DOWNLOAD EXAMIANS APP