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Author Question: How is ultrasound used in leak detection? A) It amplifies the sound of a leakage. B) It makes ... (Read 68 times)

elizabeth18

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on: Jul 24, 2018
How is ultrasound used in leak detection?
 
  A) It amplifies the sound of a leakage. B) It makes exiting gases visible.
  C) It causes the formation of bubbles near a leak. D) It allows for a visual close-up of the system.

Question 2

In a basic electric circuit with a fixed resistance, when voltage increases:
 
  A) Current increases.
  B) Current remains the same.
  C) Current decreases.
  D) The voltage has no effect on the current in an electric circuit.


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Chou

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


elizabeth18

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

olderstudent

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Reply 3 on: Yesterday
Excellent

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