Electric Circuits Efficiency of electrical machines should be calculated by measuring losses and output. output and input. losses. losses and input. losses and output. output and input. losses. losses and input. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor? 5 × 10 - 2 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 5 × 10 - 3 Joule. 5 × 10 - 2 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 5 × 10 - 3 Joule. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In delta connected circuit when one resistor is open, then power will be increased by factor of 3. remain unchanged. reduced by the factor of 3. 0. increased by factor of 3. remain unchanged. reduced by the factor of 3. 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between line voltage and phase voltage in case of delta connection? None of these. VL = VP. VL = 1/ √3 VP. VL = √3 VP. None of these. VL = VP. VL = 1/ √3 VP. VL = √3 VP. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is 0.4. 10. 1. 0.85. 0.4. 10. 1. 0.85. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The mass of the atom is determined by electrons. electron and proton. neutron and proton. proton. electrons. electron and proton. neutron and proton. proton. ANSWER DOWNLOAD EXAMIANS APP
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