Electric Circuits What is called the instantaneous value of an alternating current? The value of peak current at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. The value of peak current at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF. 0.01C and 5W. 0.1C, 10MW. 0.1C, 100MW. 0.01C, 10MW. 0.01C and 5W. 0.1C, 10MW. 0.1C, 100MW. 0.01C, 10MW. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For balanced star load, if unbalanced line current are IR, IY, IB equal to - j10, - j10 and - j20 respectively, the neutral current will be equal to (8.66 + j5) A. (8.66 - j5) A. (-9.66 + j5) A. (-8.66 - j5) A. (8.66 + j5) A. (8.66 - j5) A. (-9.66 + j5) A. (-8.66 - j5) A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it? None of these. 1 V. 0.5 V. 2 V. None of these. 1 V. 0.5 V. 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The energy stored by a capacitor is given by all of them. 1/2 QV. 1/2 CV2. Q2 / 2C. all of them. 1/2 QV. 1/2 CV2. Q2 / 2C. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in magnitude. both ‘a’ and ‘b’. direction. none of these. magnitude. both ‘a’ and ‘b’. direction. none of these. ANSWER DOWNLOAD EXAMIANS APP
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