One highly accurate heat-sensing unit is known as the:
A) Digital readout
B) Optical thermometer
C) Heat control balance unit
D) Silver heat-sensing unit
E) None of the above
B
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A(n) ____________________ circuit is a circuit that has only one path for electrons back to the source of power.
Fill in the blank(s) with the appropriate word(s).
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Manifolds used in in-line engines are simple. Sometimes one runner will feed two neighboring cylinders. These are known as ____________________.
Fill in the blank(s) with the appropriate word(s).
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Radial trenching is a technique used in the irrigation of trees and shrubs
Indicate whether the statement is true or false
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When a diode is forward biased, the resistance is ____.
A. zero B. high C. low D. negative
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