Electrical Machines If the handle of a three point starter goes to back to OFF position, it may be due to high filed circuit resistance. zero or very low voltage supply. all of these. over load. high filed circuit resistance. zero or very low voltage supply. all of these. over load. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 220 V DC machine has an armature resistance 1 Ω. If the full load current is 20 A, the difference of induced voltage between generator and motor is 60 V. 20 V. 0 V. 40 V. 60 V. 20 V. 0 V. 40 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 250 V DC generator in run at rated speed with no excitation. The open circuit voltage will be about 100 V. 250 V. zero. very small, say about 2 or 3 V. about 100 V. 250 V. zero. very small, say about 2 or 3 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In synchronous generator V curve is drawn between field current on X-axis and power factor on Y-axis. either of these. field current on Y-axis and armature current on X-axis. field current on X-axis and armature current on Y-axis. field current on X-axis and power factor on Y-axis. either of these. field current on Y-axis and armature current on X-axis. field current on X-axis and armature current on Y-axis. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The coil spam none of above. must be exactly equal to people pitch. may or may not be exactly equal to people pitch. can never be equal to pole pitch. none of above. must be exactly equal to people pitch. may or may not be exactly equal to people pitch. can never be equal to pole pitch. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformer oil is used as both A and B. a coolant. an insulator. inert medium. both A and B. a coolant. an insulator. inert medium. ANSWER DOWNLOAD EXAMIANS APP
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