SSC JE Electrical 2018 with solution SET-1 The maximum speed variation in a synchronous motor is 10% Zero 5% 2% 10% Zero 5% 2% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A synchronous motor is a constant speed motor, therefore, the variation of speed is zero.
SSC JE Electrical 2018 with solution SET-1 What is the bandwidth (in kHz) of a series RLC circuit having the resistance, inductance, and capacitance of 80 Ohms, 2 mH, and 0.01 mF respectively? 80 20 40 10 80 20 40 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Resistance “R” = 80 ΩCapacitance “C” = 0.01 mFInductance “L” = 2 mH = 2 × 10-3The bandwidth of the series RLC circuit is given asB.W = R/LB.W = 80 ⁄ (2 × 10-3)B.W = 40 Hz
SSC JE Electrical 2018 with solution SET-1 The main drawback of resistance welding is Difficult shapes and sections cannot be welded High initial as well as High maintenance cost Only similar metals can be welded None of these Difficult shapes and sections cannot be welded High initial as well as High maintenance cost Only similar metals can be welded None of these ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2018 with solution SET-1 Which one of the following is the S.I unit of the magnetic field strength? Ampere/Meter Weber Tesla Ampere-Meter Ampere/Meter Weber Tesla Ampere-Meter ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2018 with solution SET-1 Which one of the following statement is TRUE? Kirchhoff’s Law is not applicable to circuits with the distributed elements Kirchhoff’s Law is not applicable to the circuit with the non-Linear resistance Kirchhoff’s Law is not applicable to the circuit with the non-Linear resistance. Kirchhoff’s Law is not applicable to the circuit with the passive elements Kirchhoff’s Law is not applicable to circuits with the distributed elements Kirchhoff’s Law is not applicable to the circuit with the non-Linear resistance Kirchhoff’s Law is not applicable to the circuit with the non-Linear resistance. Kirchhoff’s Law is not applicable to the circuit with the passive elements 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? 3810.5 3048.4 2861.2 2286.3 3810.5 3048.4 2861.2 2286.3 ANSWER DOWNLOAD EXAMIANS APP
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