Electrostatic and Capacitance A potential of 400 V is applied to a capacitor, the plates of which are 4 mm apart. The strength of electric field is 100 KV/m 10 KV/m 50 KV/m 30 KV/m 100 KV/m 10 KV/m 50 KV/m 30 KV/m ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance At a point is equal to the negative potential gradient at that point. Magnetic flux density Electric flux Electric intensity Magnetic flux Magnetic flux density Electric flux Electric intensity Magnetic flux 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 1200 N/C 2000 N/C 1600 N/C 800 N/C 1200 N/C 2000 N/C 1600 N/C 800 N/C ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The potential gradient across the material of low permittivity is than across the material of high permittivity. None of these smaller both (A) and (B) greater None of these smaller both (A) and (B) greater ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance An uncharged capacitor and a 1 kΩ resistor are connected in series with a switch and a 6 V battery. At the instant the switch is closed, the voltage across the capacitor is 0 V 2 V 3 V 6 V 0 V 2 V 3 V 6 V 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 23.41 Ω 4.68 Ω 46.8 Ω 11.70 Ω 23.41 Ω 4.68 Ω 46.8 Ω 11.70 Ω ANSWER DOWNLOAD EXAMIANS APP
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