Electric Circuits The internal resistance of a dry cell is of the order of 0.2 to 0.4 Ohm. 1 to 1.5 Ohm. 1 to 15 Ohm. 2 to 5 Ohm. 0.2 to 0.4 Ohm. 1 to 1.5 Ohm. 1 to 15 Ohm. 2 to 5 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For closer tolerance which of the following capacitors is usually preferred? Ceramic disc capacitor. Paper capacitor. Mica capacitor. None of them. Ceramic disc capacitor. Paper capacitor. Mica capacitor. None of them. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be – 0. F. εr/F. F εr. 0. F. εr/F. F εr. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A conductor of length l meters moves at right angles to a uniform magnetic field of flux density B = 1.5 T. if the velocity of revolution of the conductor is 50 ms-1 then induced e.m.f. in the conductor is 75 V. 125 V. 0 V. 100 V. 75 V. 125 V. 0 V. 100 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is 2f0. f0 / 2. f0 / 4. still f0. 2f0. f0 / 2. f0 / 4. still f0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which quantity should be measured by the voltmeter ? Speed Power Current Voltage Speed Power Current Voltage ANSWER DOWNLOAD EXAMIANS APP
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