Position-Indicating Device (PID)should Be Lead-Lined to Prevent the Escape of Scatter

question 7

Multiple Choice

Position-indicating device (PID) should be lead-lined to prevent the escape of scatter radiation.PIDs are always 16-inches long.

• A)Both statements are true.
• B)Both statements are false.
• C)The first statement is true,the second is false.
• D)The first statement is false,the second is true.

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