Electrical Machines Armature reaction depends on which of the following? power factor of load magnitude of load current None of these both 1 and 2 power factor of load magnitude of load current None of these both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The direction of rotation of a DC motor can be determined by Ampere's law. Fleming's left hand rule. Fleming's right hand rule. Lenz's law. Ampere's law. Fleming's left hand rule. Fleming's right hand rule. Lenz's law. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Reactive power generated or delivered significantly depends on excitation. both 1 and 2. frequency. load angle. excitation. both 1 and 2. frequency. load angle. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A synchronous motor will deliver maximum power when load angle is 0°. input power factor is unity. load angle is equal to internal angle θ. load angle is 45°. load angle is 0°. input power factor is unity. load angle is equal to internal angle θ. load angle is 45°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the reason for stationary armature essential in alternators above 5 KVA? All of these Insulation requirement is less. Operating cost is less. Collecting of large current is simple. All of these Insulation requirement is less. Operating cost is less. Collecting of large current is simple. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The output indicate on the name plate of any motor is always the Power drawn in KVA. Output power at the shaft. Power drawn in KW. Gross power. Power drawn in KVA. Output power at the shaft. Power drawn in KW. Gross power. ANSWER DOWNLOAD EXAMIANS APP
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