Electric Circuits What is called the instantaneous value of an alternating current? The value of peak quantity at any instant. The value of alternating quantity at any instant. The value of peak current at any instant. The value of alternating frequency at any instant. The value of peak quantity at any instant. The value of alternating quantity at any instant. The value of peak current at any instant. The value of alternating frequency at any instant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 70 times per second. 60 times per second. 80 times per second. 120 times per second. 70 times per second. 60 times per second. 80 times per second. 120 times per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing 5 mH. 20 mH. 0 mH. 10 mH. 5 mH. 20 mH. 0 mH. 10 mH. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is 10 N. 100 N. 10000 N. 1000 N. 10 N. 100 N. 10000 N. 1000 N. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is apparent power in AC operation? Product of rms voltage and rms current. Product of voltage and current. Product of voltage and current at no load. Product of voltage and current at full load. Product of rms voltage and rms current. Product of voltage and current. Product of voltage and current at no load. Product of voltage and current at full load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The unit of electric field intensity is F / m. F/ m2. N / Ampere. N / C. F / m. F/ m2. N / Ampere. N / C. ANSWER DOWNLOAD EXAMIANS APP
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