Electrical Machines Which of the following DC generators has rising V-I characteristics? Series. Shunt. Compound. None of them. Series. Shunt. Compound. None of them. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The type of DC generator used for arc welding purpose is a series generator cumulatively compounded generator differentially compounded generator shunt generator series generator cumulatively compounded generator differentially compounded generator shunt generator ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC series motor is running with a divertor connected across its field winding. If the divertor resistance is reduced then the speed of the motor will become execessively high. remain unaltered. decrease. increase. become execessively high. remain unaltered. decrease. increase. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A motor armature conductor of length 0.5 m is exposed to a flux density of 4 Wb / m2. Calculate the force experienced by the conductor, when the armature current is 5 Amp? None of these. Can't be determined. 15 N. 20 N. None of these. Can't be determined. 15 N. 20 N. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If field current is decreased in shunt dc motor, the speed of the motor None of these decreases. increases. remains same. None of these decreases. increases. remains same. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the emf generated by a 4 pole Lap connected DC Motor rotating at 1500 rpm having 1000 conductors and useful flux per pole is 0.4 mWb. 30 volts. 20 volts. 10 volts. 40 volts. 30 volts. 20 volts. 10 volts. 40 volts. ANSWER DOWNLOAD EXAMIANS APP
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