Electrical Machines What does the use the of height flux density value in transformer design lead to? Decrease in weight/KVA. Reduced copper loss. Reduced iron loss. Increase in weight/KVA. Decrease in weight/KVA. Reduced copper loss. Reduced iron loss. Increase in weight/KVA. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If B is flux density, l the length of the conductor and v the velocity of the conductor, then emf is given by Blv2. Bl2v2. Blv. Bl2v. Blv2. Bl2v2. Blv. Bl2v. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power developed by a synchronous motor depends on excitation and load angle supply voltage and load angle supply voltage and excitation supply voltage, load angle and excitation excitation and load angle supply voltage and load angle supply voltage and excitation supply voltage, load angle and excitation ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hysteresis loss will depends on f² f f1.6 f³ f² f f1.6 f³ ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The stator frame in an induction motor is used to hold armature stamping in position. protect the whole machine. ventilate the armature. provide return path for the flux. hold armature stamping in position. protect the whole machine. ventilate the armature. provide return path for the flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A shunt generator is running at 1000 rpm. If flux is reduced by half, then what is the new speed? 0. 2000. 1000. 500. 0. 2000. 1000. 500. ANSWER DOWNLOAD EXAMIANS APP
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