Electrical Machines Lap winding is prefered for which type of machines? high current and low voltage low current and high voltage low current and low voltage high current and high voltage high current and low voltage low current and high voltage low current and low voltage high current and high voltage ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC machine, for the same value of Æ, Z and N; which one of the following statements is correct? Armature emf is less with wave winding than with lap winding. Armature emf is more with wave winding than with lap winding. Armature emf is same as long as the flux density in the air gap remains the same. Armature emf depends on weather the machine is running as a motor or generator. Armature emf is less with wave winding than with lap winding. Armature emf is more with wave winding than with lap winding. Armature emf is same as long as the flux density in the air gap remains the same. Armature emf depends on weather the machine is running as a motor or generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC Shunt Motor has disadvantage(s) of not suitable for rapidly changing loads. constant speed. none of above. less expensive. not suitable for rapidly changing loads. constant speed. none of above. less expensive. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When operating, two or more transformers in parallel, % impedance of these transformers should be inversely proportional to MVA rating of transformers. proportionate to MVA rating of transformers. same. such that actual impedance of all transformers would be same. inversely proportional to MVA rating of transformers. proportionate to MVA rating of transformers. same. such that actual impedance of all transformers would be same. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an ideal DC generator the regulation is positive. zero. low. high. positive. zero. low. high. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A crusher is equipped with Synchronous motor. DC shunt motor. Reluctance motor. Slip ring induction motor. Synchronous motor. DC shunt motor. Reluctance motor. Slip ring induction motor. ANSWER DOWNLOAD EXAMIANS APP
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