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Flashcards in Fall 2016 Final Deck (102)
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91

Falling load generator=RT selects __1__ and generator picks highest mA with __2__ exposure time.

1. MAS
2. Shortest

92

Photomultiplier=Exit-type ____ nearly obsolete

AEC

93

Entrance type is modern type of __1__=__2__ Chamber

1. AEC
2. Ionization

94

Set back up timer at __1__of expected time (per __2__)

1. 150%
2. DTP

95

Self or __1__ Wave Rectification=__2__ impulses/sec through X-ray tube

1. Half
2. 60

96

Full Wave (4 valve tube) Rectification=__1__ impulses/sec through X-ray tube (pulsating DC)

120

97

3 phase rectification=_____ impulses/sec through X-ray tube

360

98

Solid State Rectification uses __1__ Technology or NP Junction=Silicon doped with either __2__ (N type) or __3__ (P Type)

1. Semiconductor
2. Arsenic
3. Gallium

99

High frequency generators are most efficient because they not have __1__ ripple; single phase has __2__ ripple.

1. 1%
2. 100%

100

Step-up transformer=increased __1__ and decreased __2__ (AC, MUTAL INDUCTION)

1. Voltage
2. Amperage

101

Step down transformer= __1__ voltage an __2__ amperage

1. Decreased
2. Increased

102

Autotransformer=AKA "_____" (AC SELF INDUCTION)

KV selector