Electrical Machines Width of a carbon brush should be equal to the width more than 3 commutator segment. the width of the 1 to 2 commutator segment. less than the width of commutator segment. the width of the 2 to 3 commutator segment. the width more than 3 commutator segment. the width of the 1 to 2 commutator segment. less than the width of commutator segment. the width of the 2 to 3 commutator segment. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motors is/are widely used? either of these slip ring induction motor None of these squirrel cage induction motor either of these slip ring induction motor None of these squirrel cage induction motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tap changer is generally provided in earthing transformer. power transformer. current transformer. voltage transformer. earthing transformer. power transformer. current transformer. voltage transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In speed control of DC shunt motor by varying field flux, what may be the value of field regulator? 10 ohm 0.2 ohm 2 ohm. 100 ohm 10 ohm 0.2 ohm 2 ohm. 100 ohm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Commonly used starters of cage motor is None of these both A and B. star delta. DOL. None of these both A and B. star delta. DOL. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer which of the following losses are zero? Iron loss All of these Rotational loss Copper loss Iron loss All of these Rotational loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS