Two of supply terminals to a 3 - ÃŽÂ¦ induction motor get interchanged during re-connection after normal maintenance. When switched on the supply, the motor will

Electrical Machines
Two of supply terminals to a 3 - ÃŽÂ¦ induction motor get interchanged during re-connection after normal maintenance. When switched on the supply, the motor will

rotate in direction opposite to that before maintenance.

get heated and damaged.

rotate in the same direction as before maintenance.

not start at all.

rotate in direction opposite to that before maintenance.

get heated and damaged.

rotate in the same direction as before maintenance.

not start at all.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The leakage reactance of a 3-phase alternator is determined by performing

open circuit and short circuit tests.

open circuit and zero power factor tests.

zero power factor and slip tests.

short circuit and slip tests.

open circuit and short circuit tests.

open circuit and zero power factor tests.

zero power factor and slip tests.

short circuit and slip tests.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Breather is provided in a transformer to

absorb moisture of air during breathing.

absorb moisture from air entering in transformer.

provide cold air in transformer.

filter the transformer oil.

absorb moisture of air during breathing.

absorb moisture from air entering in transformer.

provide cold air in transformer.

filter the transformer oil.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
To achieve spark less commutation brushes of DC generator are rocked ahead so as to bring them

just ahead of magnetic neutral axis.

just behind the magnetic neutral axis.

in magnetic neutral axis.

None of these

just ahead of magnetic neutral axis.

just behind the magnetic neutral axis.

in magnetic neutral axis.

None of these

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In single phase rotary converter the number of slip rings will be

two.

three.

six.

four.

two.

three.

six.

four.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
DC series motor is best suited for electric traction as

It consume less power.

It is cheaper in cost.

It runs at very high speed at light load.

It develops high starting torque.

It consume less power.

It is cheaper in cost.

It runs at very high speed at light load.

It develops high starting torque.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines

Electrical Machines Two of supply terminals to a 3 - ÃŽÂ¦ induction motor get interchanged during re-connection after normal maintenance. When switched on the supply, the motor will

Electrical Machines The leakage reactance of a 3-phase alternator is determined by performing

Electrical Machines Breather is provided in a transformer to

Electrical Machines To achieve spark less commutation brushes of DC generator are rocked ahead so as to bring them

Electrical Machines In single phase rotary converter the number of slip rings will be

Electrical Machines DC series motor is best suited for electric traction as

Electrical Machines
Two of supply terminals to a 3 - ÃŽÂ¦ induction motor get interchanged during re-connection after normal maintenance. When switched on the supply, the motor will

Electrical Machines
The leakage reactance of a 3-phase alternator is determined by performing

Electrical Machines
Breather is provided in a transformer to

Electrical Machines
To achieve spark less commutation brushes of DC generator are rocked ahead so as to bring them

Electrical Machines
In single phase rotary converter the number of slip rings will be

Electrical Machines
DC series motor is best suited for electric traction as