Electric Circuits A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor? 30 V. 50 V. 20 V. 60 V. 30 V. 50 V. 20 V. 60 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the three colour bands of a resistor are grey, violet and gold, what is the value of the resistor? 6.7 ohms. 7.7 ohms. 9.7 ohms. 8.7 ohms. 6.7 ohms. 7.7 ohms. 9.7 ohms. 8.7 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A cube of material of side 1 cm has a resistance of 0.002 Ω between its opposite faces. If the same volume of the material has a length of 4 cm and a uniform cross - section, the resistance of this length will be 0.128 Ω. 0.064 Ω. 0.016 Ω. 0.032 Ω. 0.128 Ω. 0.064 Ω. 0.016 Ω. 0.032 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC series circuit R = 2Ω, L = 2mH and C = 1μF. Find the time constant of the circuit? 2 msec 2 μsec 1 μsec 4 msec 2 msec 2 μsec 1 μsec 4 msec ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Voltage magnification will occur in which of the following case? Both None of these Series resonance Parallel resonance Both None of these Series resonance Parallel resonance ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 1 F is theoretically equal to ratio of 1 V to 1 C none of these ratio of 1 C to 1 V 1 ohm of resistance ratio of 1 V to 1 C none of these ratio of 1 C to 1 V 1 ohm of resistance ANSWER DOWNLOAD EXAMIANS APP