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? 800 V 0.88 V 8 V 80 V 800 V 0.88 V 8 V 80 V ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 4.7 MΩ resistor is in series with a 0.015 µF capacitor. The combination is across a 12 V source. How long does it take the capacitor to fully charge? 352 ms 3.5 ms 70.5 ms 35 ms 352 ms 3.5 ms 70.5 ms 35 ms ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Paper condenser is None of the listed here Always polarised Usually of fixed value Electrolytic condenser None of the listed here Always polarised Usually of fixed value Electrolytic condenser ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance What is the capacitance when Q = 60 µC and V = 12 V? 50 µF 720 µF 12 µF 5 µF 50 µF 720 µF 12 µF 5 µF ANSWER DOWNLOAD EXAMIANS APP
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 800 N/C 1600 N/C 1200 N/C 2000 N/C 800 N/C 1600 N/C 1200 N/C 2000 N/C ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance For a good 0.05 uF capacitor ohmmeter reading should not move at all show low resistance momentarily and back off to a very high resistance go quickly to 50 ohm approximately and remain there show high resistance momentarily and then a very low resistance not move at all show low resistance momentarily and back off to a very high resistance go quickly to 50 ohm approximately and remain there show high resistance momentarily and then a very low resistance ANSWER DOWNLOAD EXAMIANS APP
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