Identify the parts of a cathode-ray tube and explain their functions.
What will be an ideal response?
The cathode-ray tube consists of three parts: a phosphor screen, deflection plates, and an electron gun. The phosphor screen emits light when struck by electrons. The electron gun generates the electron beam that strikes the screen. The deflection plates change the direction of the electron beam as it approaches the screen.
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Normally open switches are drawn with the movable contact above and touching the stationary contact.
Answer the following statement true (T) or false (F)
A _____ view shows the object as if it were sliced vertically.
A. split B. open C. section D. sliced
A(n) ____ or an accessible plug and receptacle can serve as the disconnecting means.
A. suitable ground B. fuse box or circuit breaker C. accessible separable connector D. an approved power strip
What information is required in order to be able to identify bids after they are submitted to owners for canvassing?
What will be an ideal response?