RAD 216 Exam 3 Review

The ___ keeps the incoming voltage to the circuit at a constant 220 volts.

• circuit breaker

• line compensator

• incoming power supply

• main power switch

What is responsible for supplying high amperage to the filament in the tube?

• The low voltage circuit

• The high voltage circuit

• The filament circuit

• The tube circuit

What determines the voltage going to the step-up transformer?

• The rheostat

• The line compensator

• The number of taps selected on the autotransformer

• The rectifiers

Which timer allows for the shortest exposure time?

• AEC timer

• mAs timer

• Synchronous timer

• Electronic timer

What type of current is needed for the tube to operate properly?

• Direct current

• Alternating current

What type of current enters the circuit from the main power supply?

• Alternating current

• Direct current

Which part of the circuit is responsible for the high voltage applied to the tube?

• The tube circuit

• The filament circuit

The ___ are responsible for changing AC to DC just before the tube.

• rheostats

• line compensator

• milliameter

• rectifiers

Half-wave rectification uses at least 4 rectifiers.

• True

• False

Which type of rectifier is most efficient and uses P-N junctions?

• Vacuum tube rectifiers

• Solid-state rectifiers