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 1600 N/C 1200 N/C 800 N/C 2000 N/C 1600 N/C 1200 N/C 800 N/C ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance “The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”.The above statement is associated with Lenz’s law Kirchhoff's law Faraday’s law Gauss’s law Lenz’s law Kirchhoff's law Faraday’s law Gauss’s law ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Out of the following capacitors of identical rating which one will have the smallest dimensions ? Ceramic capacitor Mica capacitor Aluminium foil capacitor Paper capacitor Ceramic capacitor Mica capacitor Aluminium foil capacitor Paper capacitor ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Two 0.68 µF capacitors are connected in series across a 10 kHz sine wave signal source. The total capacitive reactance is 4.68 Ω 11.70 Ω 23.41 Ω 46.8 Ω 4.68 Ω 11.70 Ω 23.41 Ω 46.8 Ω ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Which of the following material has least value of dielectric constant ? Mica Ceramic Paper Oil Mica Ceramic Paper Oil ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Paper condenser is Always polarised Electrolytic condenser Usually of fixed value None of the listed here Always polarised Electrolytic condenser Usually of fixed value None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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