Electrical Machines Breadth factor is defined as the ratio of None of these emf with concentrated winding to emf with distributed winding. both 1 and 2. emf with distributed winding to emf with concentrated winding. None of these emf with concentrated winding to emf with distributed winding. both 1 and 2. emf with distributed winding to emf with concentrated winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two dc machines A and B, using the same conductor material, have armature circuit resistances of 0.4 Ω and 1.2 Ω respectively. Of the two machines, A is bigger than B for the same current rating B is bigger than A for the same current rating A is bigger than B for the same voltage rating both are of the same size for the same current rating A is bigger than B for the same current rating B is bigger than A for the same current rating A is bigger than B for the same voltage rating both are of the same size for the same current rating ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Commutator pitches of duplex and simplex lap windings are respectively 2 and 1 4 ang 1 2 and 2 4 and 2 2 and 1 4 ang 1 2 and 2 4 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For the purpose of starting an induction motor, star/delta switch is an equivalent to auto transformer of ratio 50% 66.3% 57.7% 33.3% 50% 66.3% 57.7% 33.3% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Due to magnetic saturation, the flux per pole in a DC machine without brush shift increases in generators but decreases in motor with load. decreases in generators and increases in motor with load. decreases in both generators and the motors with load. increases in both the generators and the motors with load. increases in generators but decreases in motor with load. decreases in generators and increases in motor with load. decreases in both generators and the motors with load. increases in both the generators and the motors with load. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In electric locomotives which of the following motor are used ? DC series motor. Synchronous motor. DC compound motor. DC Shunt motor. DC series motor. Synchronous motor. DC compound motor. DC Shunt motor. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS