Electric Circuits The energy required to charge a 10 μF capacitor to 100 V is 5 × 10-9 J. 0.05 J. 0.01 J. 10 × 10-9 J. 5 × 10-9 J. 0.05 J. 0.01 J. 10 × 10-9 J. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Kirchhoffs laws are valid for non-linear circuits only. passive time invariant circuits. linear circuit only. both linear and non-linear circuits. non-linear circuits only. passive time invariant circuits. linear circuit only. both linear and non-linear circuits. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RL series circuit R=2Ω and L=2mH. What is the value of time constant? 1msec 100sec 4msec 2msec 1msec 100sec 4msec 2msec ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A battery of E Volts is supplying a steady current to a series circuit of total resistance RΩ and inductance L Henry. A part R1 of the total resistance is suddenly short circuited. Find the expression for current flowing through the battery subsequent to the operation. i = {E / (R - R1)}[1-(R1 / R) *e- {(R - R1 )t/L} None of these i = {E / R1 - R)}(1- e - (R1 - R) t / L) i = {E / R}[1-(R1 / R) *e - {(R - R1 )*t/L} i = {E / (R - R1)}[1-(R1 / R) *e- {(R - R1 )t/L} None of these i = {E / R1 - R)}(1- e - (R1 - R) t / L) i = {E / R}[1-(R1 / R) *e - {(R - R1 )*t/L} ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is apparent power in AC operation? Product of voltage and current. Product of voltage and current at no load. Product of rms voltage and rms current. Product of voltage and current at full load. Product of voltage and current. Product of voltage and current at no load. Product of rms voltage and rms current. Product of voltage and current at full load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect three in parallel. two in parallel. two in parallel and one in series. three in series. three in parallel. two in parallel. two in parallel and one in series. three in series. ANSWER DOWNLOAD EXAMIANS APP
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