Electric Circuits The current in a chemical cell is a movement of positive and negative ions. negative ions only. positive ions only. positive hole charges. positive and negative ions. negative ions only. positive ions only. positive hole charges. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be 6 Ω. 4 / 3 Ω. 3 / 2 Ω. 3 / 4 Ω. 6 Ω. 4 / 3 Ω. 3 / 2 Ω. 3 / 4 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor? 10 ohm, 50 W. 1000000 ohms, 1 W. 5000 ohms, 100W. 10000 ohms, 10 W. 10 ohm, 50 W. 1000000 ohms, 1 W. 5000 ohms, 100W. 10000 ohms, 10 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In ac RC series circuit total voltage is 10V and voltage across resistor is 6V, then what is voltage across capacitor? 10V 16V 8V 4V 10V 16V 8V 4V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Whenever current is supplied by a source its terminal voltage increases exponentially. remains constant. decreases. increases. increases exponentially. remains constant. decreases. increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Super position theorem is not applicable for voltage calculations. None of these current calculations. power calculations. voltage calculations. None of these current calculations. power calculations. ANSWER DOWNLOAD EXAMIANS APP
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