If the frequency supplied by the AC drive is lowered and the voltage is held constant, the excitation current __________.

A. increases
B. decreases
C. stays the same


Answer: A

Trades & Technology

You might also like to view...

What applications are best suited for console through the wall PTAC units?

A) Hotels and motels B) Grocery stores C) Sound recording studios D) Large retail stores

Trades & Technology

Hacksaws cut:

A) On the back stroke. B) On both forward and back strokes. C) In helical oscillation created by vibrating the handle. D) On the forward stroke.

Trades & Technology

Traction control uses the antilock braking system and other devices to limit ________ of the drive wheel during acceleration

A) Negative slip B) Side slip C) Positive slip D) None of these

Trades & Technology

How can a PH diagram be used to select the system compressor?

What will be an ideal response?

Trades & Technology