Electric Circuits In RL series circuit R=2Ω and L=2mH. What is the value of time constant? 4msec 100sec 2msec 1msec 4msec 100sec 2msec 1msec ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Inductor does not allow the sudden change of current power voltage None of these current power voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The energy required to charge a 10 μF capacitor to 100 V is 0.05 J. 10 × 10-9 J. 0.01 J. 5 × 10-9 J. 0.05 J. 10 × 10-9 J. 0.01 J. 5 × 10-9 J. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In question no.3, which of the following is true ? i(0+)= iL(0+). ic (0+) = i(0+). None of these. iL(0) = ic (0). i(0+)= iL(0+). ic (0+) = i(0+). None of these. iL(0) = ic (0). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10 μF capacitor and 100 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow brightest? 100 Hz. 1000 Hz. 10 Hz. 1 Hz. 100 Hz. 1000 Hz. 10 Hz. 1 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Silver coating is provided for decorative purpose. bearing surfaces. protective purpose. all of above. decorative purpose. bearing surfaces. protective purpose. all of above. ANSWER DOWNLOAD EXAMIANS APP
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