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Author Question: Tubes that are dual focus have: two rotors two filaments two anodes two ... (Read 22 times)

beccaep

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on: Jul 17, 2018
Tubes that are dual focus have:
 
 two rotors
  two filaments
  two anodes
  two tubes

Question 2

Which of the following describes good body mechanics?
 
 keep chest and shoulders down
  keep feet close together
  keep weight equally distributed on both feet
  keep knees straight and unbent


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Dnite

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Reply #1 on: Jul 17, 2018
Answer to Question 1

two filaments

Rationale: Dual focus tubes have two filaments, one small and one large. Each filament has its own focusing cup to direct the electrons to the anode.

Answer to Question 2

keep weight equally distributed on both feet

Rationale: Body mechanics refer to good posture and alignment of the body to help ensure correct use of muscles. These tips are suggested: keep knees slightly bent, keep feet parallel and apart, keep weight equally distributed, keep chest and shoulders up.


beccaep

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Reply 2 on: Jul 17, 2018
Gracias!

juliaf

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Reply 3 on: Yesterday
Wow, this really help

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