Power Electronics Mcqs

Q.  Electrical power output in a d.c. generator is equal to____________?

a. Electrical power developed in armature – copper losses
b. Mechanical power input – iron and friction losses
c. Electrical power developed in armature – iron and copper losses
d. Mechanical power input – iron and friction losses – copper losses


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Which of following is not a power transistor?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which statement is true ?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of following is normally ON device?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Typical range of thyristor turn OFF time is______________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Power transistor are type of___________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  During gate recovery time_____________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  During reverse recovery time__________________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Which of the following is true about SIT?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  During which time maximum conduction spreading take place in the thyristor during turn ON?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  A GTO can be turned on by applying___________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  SITH is also known as___________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The typical time of rising time lies between______________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is___________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Maximum power loss occurs during_________________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Spread time is defined as the interval during which_____________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  The turn-on time of an SCR with inductive load is 20 µs. The puls train frequency is 2.5 KHz with a mark/space ratio of 1/10, then SCR will___________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  A power MOSFET has three terminals called___________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Rise time is defined by the interval when____________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  A modern power semiconductor device that combines the characteristic of BJT and MOSFET is_____________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts
MCQs:  Delay time is defined by the interval when_______________?
Category: Electrical Engineering Questions,   Published by: T-Code Scripts