Electrical Machines For a standard frequency the machine operates at a particular speed known as slip speed. normal speed. any of the above. synchronous speed. slip speed. normal speed. any of the above. synchronous speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the effect of armature reaction ? Armature flux distorts the main field flux. Armature flux weakens the main field flux. Both option B and C. None of the options. Armature flux distorts the main field flux. Armature flux weakens the main field flux. Both option B and C. None of the options. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines No load saturation characteristics are plotted between no load voltage and armature current short circuit current and armature current no load voltage and field current short circuit current and field current no load voltage and armature current short circuit current and armature current no load voltage and field current short circuit current and field current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, the electricity produced in armature is armature is not present in DC generator. None of these AC. DC. armature is not present in DC generator. None of these AC. DC. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ slip ring motor has short-circuited rotor. double cage rotor. wound rotor. any of the above. short-circuited rotor. double cage rotor. wound rotor. any of the above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The noise resulting from vibrations of lamination set by magnetic forces, is termed as zoom. magnetostriction. hum. boo. zoom. magnetostriction. hum. boo. ANSWER DOWNLOAD EXAMIANS APP
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