Electrical Machines Breadth factor is defined as the ratio of None of these both 1 and 2. emf with concentrated winding to emf with distributed winding. emf with distributed winding to emf with concentrated winding. None of these both 1 and 2. emf with concentrated winding to emf with distributed winding. emf with distributed winding to emf with concentrated winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer, the frequency of a voltage at the secondary is any of the above. equal to primary. less than primary. greater than the primary. any of the above. equal to primary. less than primary. greater than the primary. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The maximum power developed in cylindrical synchronous machine is occurs at a load angle of Greater than 90o. 0o. 90o. less than 90o. Greater than 90o. 0o. 90o. less than 90o. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The main purpose of providing tertiary winding in a three phase transformer is to suppress harmonic and unbalance in voltage. None of these to carry extra load. to interconnect three voltage systems. to suppress harmonic and unbalance in voltage. None of these to carry extra load. to interconnect three voltage systems. 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 which of the following losses are negligible in blocked rotor test? both A and B copper loss iron loss mechanical loss both A and B copper loss iron loss mechanical loss ANSWER DOWNLOAD EXAMIANS APP
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