Electric Circuits The energy required to charge a 10 μF capacitor to 100 V is 10 × 10-9 J. 0.05 J. 0.01 J. 5 × 10-9 J. 10 × 10-9 J. 0.05 J. 0.01 J. 5 × 10-9 J. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitor the electric charge is stored in both of (A) and (B). none of above. dielectric. metal plates. both of (A) and (B). none of above. dielectric. metal plates. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Absolute permittivity of dielectric medium is represented as εr/ε0 εrε0 ε0 εr εr/ε0 εrε0 ε0 εr ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is not a bilateral element? Capacitor. Resistor. Diode. Inductor. Capacitor. Resistor. Diode. Inductor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances? 6 Ω and 9 Ω. 3 Ω and 6 Ω. 3 Ω and 9 Ω. 1.5 Ω and 3 Ω. 6 Ω and 9 Ω. 3 Ω and 6 Ω. 3 Ω and 9 Ω. 1.5 Ω and 3 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be 8R Ω 4R Ω 2R Ω R Ω 8R Ω 4R Ω 2R Ω R Ω ANSWER DOWNLOAD EXAMIANS APP
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