Electrostatic and Capacitance Which of the following is not a vector ? Electric field Electric potential Linear momentum Angular momentum Electric field Electric potential Linear momentum Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The sparking between two electrical contacts can be reduced by inserting a capacitor in series with each contact resistance in line None of these capacitor in parallel with contacts capacitor in series with each contact resistance in line None of these capacitor in parallel with contacts ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A capacitor having capacitance of 5 uF is charged to a potential difference of 10,000 V. The energy stored in the capacitor is 50 joules 250 joules 200 joules 150 joules 50 joules 250 joules 200 joules 150 joules ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 12 kHz voltage is applied to a 0.33 µF capacitor, and 200 mA of rms current is measured. What is the value of the voltage? 0.88 V 80 V 8 V 800 V 0.88 V 80 V 8 V 800 V ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 0.47 µF capacitor is across a 2 kHz sine wave signal source. The capacitive reactance is 0.000169 Ω 170 Ω 17 Ω 1.7 Ω 0.000169 Ω 170 Ω 17 Ω 1.7 Ω ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance In a capacitive circuit An increase in applied voltage makes a capacitor charge Decrease in applied voltage makes a capacitor charge A steady value of applied voltage causes discharge None of the listed here An increase in applied voltage makes a capacitor charge Decrease in applied voltage makes a capacitor charge A steady value of applied voltage causes discharge None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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