Electric Circuits Whenever current is supplied by a source its terminal voltage increases. decreases. increases exponentially. remains constant. increases. decreases. increases exponentially. remains constant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire of resistance R has it length and cross - section both doubled. Its resistance will become 0.5R. 4R. R. 2R. 0.5R. 4R. R. 2R. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 3.12. 6.24. 1.56. 0.020. 3.12. 6.24. 1.56. 0.020. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A constant voltage source has low internal resistance. minimum current capacity. high internal resistance. minimum efficiency. low internal resistance. minimum current capacity. high internal resistance. minimum efficiency. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the three colour bands of a resistor are grey, violet and gold, what is the value of the resistor? 9.7 ohms. 6.7 ohms. 8.7 ohms. 7.7 ohms. 9.7 ohms. 6.7 ohms. 8.7 ohms. 7.7 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For Norton’s equivalent circuit Isc = Voc / Req. Voc = Req /Isc. Isc = Voc Req. Voc = Isc / Req. Isc = Voc / Req. Voc = Req /Isc. Isc = Voc Req. Voc = Isc / Req. ANSWER DOWNLOAD EXAMIANS APP
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