Electrostatic and Capacitance For making a capacitor, it is better to select a dielectric having 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 High permeability ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Acharge which when placed in vacuum from an equal and similar charge repels with a force of 9 x 10 N, is known as pico-coulomb micro-coulomb milli-coulomb coulomb pico-coulomb micro-coulomb milli-coulomb coulomb ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Which of the following capacitors has relatively shorter shelf life ? Electrolytic Ceramic Paper Mica Electrolytic Ceramic Paper Mica 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 1/RC R/C C/R RC 1/RC R/C C/R RC ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Voltage applied across a ceramic dielectric produces an electrolytic field 100 times greater than air. What will be the value of dielectric constant ? 50 times 150 times 100 times 300 times 50 times 150 times 100 times 300 times ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A sine wave voltage is applied across a capacitor. When the frequency of the voltage is decreased, the current Remains constant Increases Decreases Ceases Remains constant Increases Decreases Ceases ANSWER DOWNLOAD EXAMIANS APP
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