Electrostatic and Capacitance The electrostatic force between two charges of one coulomb each and placed at a distance of 0.5 m will be 36 x 107 N 36 x 108 N 36 x 10 fa 36 x 109 N 36 x 107 N 36 x 108 N 36 x 10 fa 36 x 109 N ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of 2 joules 8 joules 6 joules 4 joules 2 joules 8 joules 6 joules 4 joules ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A capacitor consists of two conductors only two insulators separated by a conductor two conductors separated by an insulator two insulators only two conductors only two insulators separated by a conductor two conductors separated by an insulator two insulators only ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Paper condenser is Usually of fixed value Electrolytic condenser None of the listed here Always polarised Usually of fixed value Electrolytic condenser None of the listed here Always polarised 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 30 KV/m 100 KV/m 50 KV/m 10 KV/m 30 KV/m 100 KV/m 50 KV/m 10 KV/m ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance For making a capacitor, it is better to select a dielectric having High permeability Permittivity slightly more than that of air Low permeability Permittivity same as that of air High permeability Permittivity slightly more than that of air Low permeability Permittivity same as that of air ANSWER DOWNLOAD EXAMIANS APP