An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be_____?

Related Mcqs:

A thyristor equivalent of a thyratron tube is a _________?

A. Diac B. Triac C. Silicon controlled-rectifier SCR D. None of above...

Leakage current flows through the thyristor in_________?

A. forward blocking mode B. reverse blocking mode C. both forward and reverse blocking mode D. forward conduction mode...

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___________?

A. 130 μs B. 135 μs C. 140 μs D. 145 μs...

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...

During the commutation period in 3 phase converter, overlap time is_____________?

A. Dependent on the load current B. Dependent on the voltage C. Dependent on both the load current and load voltage behind the short circuit current D. Independent on both the load current and load voltage...