If an aircraft full-wave, dc power supply operates from a 400 Hz sine wave, the ripple frequency is ________
A) 400 Hz B) 60 Hz C) 120 Hz D) 800 Hz
D
You might also like to view...
? Identify and state the historical significance of Lincoln Steffens.
What will be an ideal response?
Horsepower ratings must be converted to ____ before they can be added to the load calculation form.
A. kilo-volts (kV) B. kilo-watts (kW) C. volt-amperes (VA) D. kilo-amperes (kA)
The order in which parts and systems develop is consistent across species.
Answer the following statement true (T) or false (F)
After servicing a system using bolt-on piercing valves, the technician should:
A) Remove the bolt-on valve and quickly braze up the hole. B) Recover the refrigerant, remove the bolt-on valve and replace it with a permanent valve. C) Close the bolt-on valve, remove the gauges, and put on the valve cap. D) Simply remove the gauges because most bolt-on valves are self-sealing.