Electric Circuits The frequency of EMF generated by a generator depends upon its speed. both speed and number of poles. number of poles. nature of supply. speed. both speed and number of poles. number of poles. nature of supply. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases the current decreases. the current remain unaltered. the current decreases abruptly. the current increases. the current decreases. the current remain unaltered. the current decreases abruptly. the current increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the above question find the angle between voltage and current? 90. 30. 60. 54.74. 90. 30. 60. 54.74. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In question no.3, which of the following is true ? iL(0) = ic (0). ic (0+) = i(0+). i(0+)= iL(0+). None of these. iL(0) = ic (0). ic (0+) = i(0+). i(0+)= iL(0+). None of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be + 7 %. + 8 %. + 5 %. + 6 %. + 7 %. + 8 %. + 5 %. + 6 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which property is used to oppose the flow of current ? Resistance Inductance Poteintial difference Capacitance Resistance Inductance Poteintial difference Capacitance ANSWER DOWNLOAD EXAMIANS APP
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