Electric Circuits The internal resistance of a dry cell is of the order of 2 to 5 Ohm. 0.2 to 0.4 Ohm. 1 to 1.5 Ohm. 1 to 15 Ohm. 2 to 5 Ohm. 0.2 to 0.4 Ohm. 1 to 1.5 Ohm. 1 to 15 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current leads the emf by 90o. is in phase with emf. leads the emf by - 90o. lags the emf by 90o. leads the emf by 90o. is in phase with emf. leads the emf by - 90o. lags the emf by 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be 4:1. 1:8. 1:2. 1:1. 4:1. 1:8. 1:2. 1:1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistors of 4 ohm, 6 ohm and 8 ohm are in parallel. In which resistor, power dissipation will be maximum 6 Ohm. 8 Ohm. 4 Ohm. equal in all resistors. 6 Ohm. 8 Ohm. 4 Ohm. equal in all resistors. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If P is the power of a star connected system then what will be power of an equivalent delta connected system? 3P None of these P/3 P 3P None of these P/3 P ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electro-chemical equivalent is usually expressed in mg per kVA. mg per volt. mg per kW. mg per coulomb. mg per kVA. mg per volt. mg per kW. mg per coulomb. ANSWER DOWNLOAD EXAMIANS APP
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