Electric Circuits A variable capacitance is one whose capacitance 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. changes with voltage. changes with time. changes with temperature. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following substance when added to electrolyte promotes smooth deposition? Albumen. Any of above. Gelatine. Glucose. Albumen. Any of above. Gelatine. Glucose. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistivity of semi-conductors at room temperatures is 109 to 1012 ohm - cm. 1000 to 1500 ohm - cm. 0.01 to 50 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 109 to 1012 ohm - cm. 1000 to 1500 ohm - cm. 0.01 to 50 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In delta connected circuit when one resistor is open, then power will be reduced by the factor of 3. 0. increased by factor of 3. remain unchanged. reduced by the factor of 3. 0. increased by factor of 3. remain unchanged. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A external resistance R is connected to a cell of internal resistance r, then the current is maximum when R < r. R = r. R > r. None of these R < r. R = r. R > r. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Voltage magnification will occur in which of the following case? Parallel resonance Series resonance Both None of these Parallel resonance Series resonance Both None of these ANSWER DOWNLOAD EXAMIANS APP
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