Electric Circuits Which of the following defined the average value ? Heating effect Voltage Current Charge transfer Heating effect Voltage Current Charge transfer ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Current efficiency in electroplating is usually 50 to 60 %. 70 to 80 %. 99 %. 90 to 98 %. 50 to 60 %. 70 to 80 %. 99 %. 90 to 98 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current in a circuit is given by, If the current flows through the 5 Ω resistor, find power dissipated at t = 0? 15 Watts. 20 Watts. 10 Watts. 40 Watts. 15 Watts. 20 Watts. 10 Watts. 40 Watts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 5 V. 7 V. 4.123 V. {3 + 2(1.141)} V. 5 V. 7 V. 4.123 V. {3 + 2(1.141)} V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is referred as the average value in AC opearation? Average of all values of an alternating quantity over a complete cycle. Average of all values of the phase sequences. Average of all values of the (+)ve and (-)ve half. Average of all values of an alternating quantity. Average of all values of an alternating quantity over a complete cycle. Average of all values of the phase sequences. Average of all values of the (+)ve and (-)ve half. Average of all values of an alternating quantity. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A variable capacitance is one whose capacitance changes with voltage. changes with time. changes with temperature. can be changed manually or by mechanical force. changes with voltage. changes with time. changes with temperature. can be changed manually or by mechanical force. ANSWER DOWNLOAD EXAMIANS APP
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