Electrostatic and Capacitance The electric field intensity at a point situated 4 meters from a point charge is 200 N/C. If the distance is reduced to 2 meters, the field intensity will be 2000 N/C 800 N/C 1600 N/C 1200 N/C 2000 N/C 800 N/C 1600 N/C 1200 N/C ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Which of the following capacitors will have the least variation? None of the listed here Paper capacitor Ceramic capacitor Silver plate mica capacitor None of the listed here Paper capacitor Ceramic capacitor Silver plate mica capacitor ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Dielectric strength ______ with increasing thickness None of these remains unaltered increases decreases None of these remains unaltered increases decreases 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 8 joules 2 joules 6 joules 4 joules 8 joules 2 joules 6 joules 4 joules ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Which of the following expression is correct for electric field strength ? E = D/€ E = D2/t E = jtD None of the listed here E = D/€ E = D2/t E = jtD None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance An electrolytic capacitor can be used for DC only Both DC and AC AC only None of the listed here DC only Both DC and AC AC only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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