Electric Circuits An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor. 1.11. 0.318. 0.57. 1.414. 1.11. 0.318. 0.57. 1.414. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For the circuit shown in the given figure the current I is given by 2 A. 1 A. 4 A. 3 A. 2 A. 1 A. 4 A. 3 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A voltage source having an open circuit voltage of 100 V and internal resistance of 50 Ω is equivalent to a current source 2 A with 50 Ω in series. none of these. 2 A with 50 Ω in parallel. 0.5 A in parallel with 50 Ω. 2 A with 50 Ω in series. none of these. 2 A with 50 Ω in parallel. 0.5 A in parallel with 50 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has positive temperature coefficient ? Paper. Germanium. Gold. Rubber. Paper. Germanium. Gold. Rubber. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Under resonance condition the power factor of a system is leading any of the above unity lagging leading any of the above unity lagging ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called the instantaneous value of an alternating current? The value of peak current at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. The value of alternating frequency at any instant. The value of peak current at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. The value of alternating frequency at any instant. ANSWER DOWNLOAD EXAMIANS APP