____ branch circuit supplying receptacle(s) can also supply stage set lighting.

A. Only a 50 ampere
B. Only a 100 ampere
C. Only a 150 ampere
D. Any size


Answer: D

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While having a discussion, Technician A says that noise during acceleration points to heavy heel contact. Technician B says that noise does not usually occur during acceleration. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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Why is helium used to fill balloons?

What will be an ideal response?

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Which of the following statements is not correct?

A) Make the initial contact with the conductor(s) with the back of one hand or fingers before grasping it between the fingers. B) Always use lock-out/tag-out procedures for power when possible. C) If multiple power sources in a PLC system are present, you should check the status of each before work on the system problem starts. D) It is usually safe to make direct contact with victim receiving a shock as you remove the victim from the shock source.

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External buses are also known as ________,

A) peripheral buses B) field buses C) universal buses D) expansion buses

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