SSC JE Electrical 2019 with solution SET-1 Identify the machine shown in the circuit DC short shunt compound generator DC short shunt compound motor DC long shunt compound generator DC shunt motor DC short shunt compound generator DC short shunt compound motor DC long shunt compound generator DC shunt motor ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-1 The function of condenser in a Thermal power plant is: Purify water Purify steam Condense used steam into water Condense water Purify water Purify steam Condense used steam into water Condense water ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-1 Find the frequency of rotor induced EMF of a 3-phase, 440V, 50 Hz induction motor has a slip of 10% 25Hz 50Hz 2.5Hz 5Hz 25Hz 50Hz 2.5Hz 5Hz ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given DataVoltage = 440 VFrequency = 50 HzSlip = 10% =0.1Now,Rotor frequency = slip × frequency= 0.1 × 50 = 5 Hz
SSC JE Electrical 2019 with solution SET-1 Relate ‘Reluctance with the following: Weber/m A-T/Weber Weber/A A/m Weber/m A-T/Weber Weber/A A/m ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The reluctance of any part of a magnetic circuit may be defined as the ratio of the drop in magnetomotive force to the flux produced in that part of the circuit. It is measured in ampere-turns/Weber and is denoted by S.Reluctance = m.m.f ⁄ flux
SSC JE Electrical 2019 with solution SET-1 The below symbol which is used in single line diagrams represents Current transformer Circuit breaker Power transformer Potential transformer Current transformer Circuit breaker Power transformer Potential transformer ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-1 An electric heater is connected across 230V and it draws a current of 2A. Then the resistance offered by the heater is? 29 ohm 11.5 ohm 290 ohm 115 ohm 29 ohm 11.5 ohm 290 ohm 115 ohm ANSWER EXPLANATION DOWNLOAD EXAMIANS APP GivenVoltage V = 230 VCurrent I = 2 AResistance R = V/IR = 230/2 = 115 Ω
EXAMIANS