Timers that can be set for multiple functions or as off-delay timers generally plug into ____-pin tube sockets

a. eight
b. nine
c. eleven
d. twelve


c. eleven

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What is the unit of measure for strain?

What will be an ideal response?

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Answer the following statement(s) true (T) or false (F)

1. In an AC generator, the direct voltage induced in the armature conductors is changed to an alternating voltage at the brushes by means of the commutator. 2. The capacity of an alternator is given in kilowatts rather than kilovolt-amperes. 3. DC generators and alternators have nearly the same losses. 4. Alternators operating in parallel in various central stations often will operate in a network power system. 5. The arithmetic sum of the two alternator currents equals the total current supplied to the load.

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Technician A says that a defective wheel or axle bearing often makes a growling or rumbling noise. Technician B says that a defective wheel or axle bearing often makes a noise similar to a tire with an aggressive mud or snow design. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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In the accompanying figure, the item identified as number 4 represents a(n) ____ weld.

A. lap B. butt C. corner D. tee

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