Electric Circuits What is referred as the average value in AC opearation? Average of all values of the phase sequences. Average of all values of an alternating quantity over a complete cycle. Average of all values of an alternating quantity. Average of all values of the (+)ve and (-)ve half. Average of all values of the phase sequences. Average of all values of an alternating quantity over a complete cycle. Average of all values of an alternating quantity. Average of all values of the (+)ve and (-)ve half. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in a chemical cell is a movement of positive hole charges. positive and negative ions. negative ions only. positive ions only. positive hole charges. positive and negative ions. negative ions only. positive ions only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be value of resistivity of copper? 1.7 X 10 - 6. 1.7 X 10 - 4. 1.7 X 10 - 3. 1.7 X 10 - 5. 1.7 X 10 - 6. 1.7 X 10 - 4. 1.7 X 10 - 3. 1.7 X 10 - 5. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits There are two capacitors C1 and C2 in parallel , what will be their equivalent capacitance? C1 + C2. (C1 + C2) / C1C2. C1C2. (C1C2) / C1 + C2. C1 + C2. (C1 + C2) / C1C2. C1C2. (C1C2) / C1 + C2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of lead acid cell is _______________ that of Edison cell. equal to. none of above. more than. less than. equal to. none of above. more than. less than. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The voltage across each bulb is not same. None of these The current through each bulb is same. The power dissipation in each bulb is not same. The voltage across each bulb is not same. None of these The current through each bulb is same. The power dissipation in each bulb is not same. ANSWER DOWNLOAD EXAMIANS APP
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