To produce a radiographic image,it is necessary that
A) some photons penetrate the body
B) some photons do not penetrate the body
C) all photons penetrate the body
D) A and B
Correct Answer:
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Q21: One HVL reduces the intensity of the
Q22: A higher energy beam is said to
Q27: If the distance from the source is
Q31: To increase the quantity of radiation by
Q33: Placing filtration in the path of the
Q34: Beam quality refers to
A)the energy level of
Q35: The purpose of beam filtration is to
A)control
Q38: Half-value layer (HVL)is used to measure
A)beam intensity
B)beam
Q39: As the kVp increases
A)beam energy decreases
B)beam energy
Q44: For a tungsten target, the discrete line
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