Korie Hi
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test 3

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Korie Hi
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Test 3

Question 1 of 18

1

Select from the dropdown lists to complete the text.

( kVp, keV ): the maximum energy available
( keV, kVp ): measure of energy

Explanation

Question 2 of 18

1

Select from the dropdown lists to complete the text.

( step-down, step-up ): if turns in secondary are < turns in primary
( step-up, step-down ): if turns in secondary are > turns in primary

Explanation

Question 3 of 18

1

Power loss in the form of heat due to resistance happens in copper

Select one of the following:

  • True
  • False

Explanation

Question 4 of 18

1

Select from the dropdown list to complete the text.

Power loss in copper can be minimized by using ( larger, smaller ) diameter conductor

Explanation

Question 5 of 18

1

What are the types of full-wave generation?

Select one or more of the following:

  • Single phase

  • 3 phase - 6 pulse

  • 3 phase - 12 pulse

  • High frequency

Explanation

Question 6 of 18

1

Select from the dropdown lists to complete the text.

( N-type material, P-type material ): silicon-arsenic bond
( P-type material, N-type material ): silicon-gallium bond

Explanation

Question 7 of 18

1

The anode is positively charged and cathode is negatively charged

Select one of the following:

  • True
  • False

Explanation

Question 8 of 18

1

Select from the dropdown lists to complete the text.

Types of anodes
( Rotating, Stationary ): Found in general x-ray machines
( Stationary, Rotating ): Found in dental units

Explanation

Question 9 of 18

1

Rotating anodes are made of tungsten encased in solid copper

Select one of the following:

  • True
  • False

Explanation

Question 10 of 18

1

What slows the pitting and cracking of the anode?

Select one of the following:

  • Rhenium

  • Tungsten

  • Oil

  • Copper

Explanation

Question 11 of 18

1

Where can you find the focusing cup?

Select one of the following:

  • Cathode

  • Anode

Explanation

Question 12 of 18

1

The source of electrons come from where?

Select one of the following:

  • Cathode

  • Anode

Explanation

Question 13 of 18

1

What needs to be warmed to minimize cracking?

Select one of the following:

  • Anode

  • Cathode

Explanation

Question 14 of 18

1

What causes arcing and can crack the tube?

Select one of the following:

  • Filament evaporation

  • Anode evaporation

  • Tungsten deposition

Explanation

Question 15 of 18

1

Select from the dropdown list to complete the text.

As the angle of anode increases, heel effect ( decreases, increases )

Explanation

Question 16 of 18

1

Select from the dropdown list to complete the text.

Area of the effective focal spot is determined by the angle of the ( anode, cathode )

Explanation

Question 17 of 18

1

Select from the dropdown lists to complete the text.

Thermal capacity of the anode is the amount of heat the anode can ( store, bear ) as opposed to how much it can ( bear, store ) in one exposure

Explanation

Question 18 of 18

1

Using a higher kVp increases heat units (HU)

Select one of the following:

  • True
  • False

Explanation