Electrical Machines Which of the following represents the operating region of slip in a 1-phase induction motor? -2 < S < 2 -1 < S < 1 0 < S < 2 0 < S < 1 -2 < S < 2 -1 < S < 1 0 < S < 2 0 < S < 1 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power developed depends on voltage both 1and 2 reactance load angle voltage both 1and 2 reactance load angle ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC motors, under trailing pole tips, flux density will_______ ? decrease either increase or decrease None of these increase decrease either increase or decrease None of these increase ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The current drawn by a 220 V DC series motor of armature resistance 0.5 Ω and back emf of 200 V is 44 A. 440 A. 40 A. 400 A. 44 A. 440 A. 40 A. 400 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Series field consists of--------number of turns and ---------- conductors respectively less and thick large and thin large and thick less and thin less and thick large and thin large and thick less and thin ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction in a DC machine is in direct opposition to the main poles. makes an angle with the main pole axis which is load dependent. makes an angle of 90° with the main pole axis. is in the same direction as the main poles. is in direct opposition to the main poles. makes an angle with the main pole axis which is load dependent. makes an angle of 90° with the main pole axis. is in the same direction as the main poles. ANSWER DOWNLOAD EXAMIANS APP
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