Electric Circuits A constant voltage source has high internal resistance. minimum current capacity. minimum efficiency. low internal resistance. high internal resistance. minimum current capacity. minimum efficiency. low internal resistance. 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 4 / 3 Ω. 3 / 2 Ω. 6 Ω. 3 / 4 Ω. 4 / 3 Ω. 3 / 2 Ω. 6 Ω. 3 / 4 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits By which of the following elements transients will not occur? R All of these L C R All of these L C ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacity of a cell is measured in watt-hours. ampere-hour. watts. amperes. watt-hours. ampere-hour. watts. amperes. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitor, the electrical energy is stored in electric field. none of above. magnetic field. both ‘electric field’ and magnetic field’. electric field. none of above. magnetic field. both ‘electric field’ and magnetic field’. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits One ampere hour charge is equivalent to 36000 coulombs. 3600 coulombs. 360 coulombs. 36 coulombs. 36000 coulombs. 3600 coulombs. 360 coulombs. 36 coulombs. ANSWER DOWNLOAD EXAMIANS APP
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