A synchronous machine which is synchronized with an infinite bus. If i – McqOptions

MCQOPTIONS

1.	A synchronous machine which is synchronized with an infinite bus. If it is desired to obtain a condition when the machine delivers the real power to the IBB without changing the field excitation, then
A.	reactive power will be consumed by the machine
B.	reactive power will be delivered by the machine
C.	no reactive power flow will take place
D.	none of the mentioned
Answer» B. reactive power will be delivered by the machine

Discussion

No Comment Found

Related MCQs

In a synchronous machine, hunting is predominantly damped by __________
For the effective electromechanical energy conversion in the device, the developed torque depends upon __________
The phasor addition of stator and rotor mmfs in a cylindrical rotor synchronous machine, is possible because __________
A synchronous machine which is synchronized with an infinite bus. If it is desired to obtain a condition when the machine delivers the real power to the IBB without changing the field excitation, then __________
A synchronous generator is running over excited with a Ef=1.40pu. This machine, with a synchronous reactance of 1.2pu, is delivering a synchronous power of 0.5pu to the bus. If the prime-mover torque is increased by 1%, by how much will the reactive power, Q change?
A synchronous generator is operating with a Ef=1.40pu. This machine having Xs of 1.2pu, is delivering a synchronous power of 0.5pu to the bus. If the prime-mover torque is increased by 1%, by how much will the synchronous power P change?
Maximum power in cylinder rotor alternator occurs at load angle of __________
If the synchronous machine is connected to an infinite bus of constant voltage Vt, through a transformed, a transmission line of reactance ‘X’. Then power for a cylindrical machine is?
A cylindrical rotor alternator can also run as reluctance motor.
A 3 phase 400V cylindrical rotor is running at 1500rpm. Suddenly the field excitation zero. Then the net reluctance power is?