SSC JE Electrical 2018 with solution SET-1 What will be the value of current (in A) in a 50 cm long air-core solenoid, if the value of the magnetic field at the center of the solenoid is 5 mT and the solenoid has 300 turns? 4.36 8.25 5.63 6.63 4.36 8.25 5.63 6.63 ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2018 with solution SET-1 A delta connected 3-phase circuit has three resistance of 36 Ohms in each phase. What is the value of per phase resistance (in ohms) of the equivalent star connected circuit? 84 12 36 108 84 12 36 108 ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2018 with solution SET-1 Power consumed by a balanced star connected 3-phase load is measured using the two-wattmeter method. The phase voltage and phase current in the load is 220V and 10 A respectively. What will be the difference in reading (in W) of the two wattmeters, if the power factor of the system is 0.8 Lagging? 2286.3 3810.5 2861.2 3048.4 2286.3 3810.5 2861.2 3048.4 ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2018 with solution SET-1 Calculate the power factor of an AC circuit having the impedance of 16 Ohms, if a 4 A current flows through it and its average power consumption is 200 W. 0.98 0.88 0.78 0.68 0.98 0.88 0.78 0.68 ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2018 with solution SET-1 Lap winding is preferred for Low current and Low Voltage High current and High Voltage High current and Low Voltage Low current and High Voltage Low current and Low Voltage High current and High Voltage High current and Low Voltage Low current and High Voltage ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2018 with solution SET-1 Determine the power (in W) dissipated by a 16 ohms resistor, when the potential difference between the ends of the resistors is 32 V 64 62 66 68 64 62 66 68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP GivenResistance = 16 ohmsPotential difference V = 32 V∴ Power dissipated by the resistor P = V2 ⁄ R = (32)2 ⁄ 16 P = 64 Watt
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