Electrical Machines If input of a transformer is square wave the output will be sine wave. triangular wave. square wave. pulsed wave. sine wave. triangular wave. square wave. pulsed wave. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A shaded pole single phase induction motor can be used for wet grinders tape recorders food mixers personal computers as cooling fan wet grinders tape recorders food mixers personal computers as cooling fan ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motors have the advantage of less cost. simple in construction. less maintenance. all of below. less cost. simple in construction. less maintenance. all of below. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Consider the following statements regarding dc machines : 1. possible resistance of shunt-field winding is 1 Ω 2. possible resistance of series-field winding is 1 Ω 3. electrographite brushes are used for 230 V, 10 A machines 4. Copper-graphite brushes are used for 230 V, 10 A machines 5. Possible armature-circuit resistance is 1 Ω From these, the correct statements are 2, 4 ,5 1, 4 2, 3 , 5 1, 3, 5 2, 4 ,5 1, 4 2, 3 , 5 1, 3, 5 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotating part of DC motor is known as Carbone brush. Armature. Starter. Pole. Carbone brush. Armature. Starter. Pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the excitation is increased, the power factor is None of these leading power factor unity power factor lagging power factor None of these leading power factor unity power factor lagging power factor ANSWER DOWNLOAD EXAMIANS APP
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