In a 3 phase VSI out of eight valid states, the number of valid states that produce zero ac line voltages is/are_________?

A. voltage sensitive load from excessive dc power supply output voltages
B. current sensitive load from excessive dc power supply output voltages
C. voltage sensitive load from excessive ac power supply output voltages
D. current sensitive load from excessive ac power supply output voltages

A. Uninterruptible power supplies
B. Induction heating system
C. Constant voltage and frequency power supplies
D. All of these

A. RL.
B. RLC underdamped.
C. RLC overdamped.
D. RLC critically damped.

A. Fuse.
B. Snubber circuit
C. Inductor
D. Voltage clamg device

A. gate current increases from 90 % to 100 % of its final value
B. anode current reaches 10 % from forward leakage current
C. anode voltage drops from 100 % to 90 % of its actual value
D. all of these

A. 100 mA
B. 500 mA
C. 1 A
D. 2 A