Which of the following service application valves is sometimes referred to by truck drivers as a trolley valve or spike?

A. trailer hand valve
B. trailer supply valve
C. foot valve
D. treadle valve


Answer: A

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If a thermostat, high-pressure switch, and oil pressure switch are connected in series with a compressor motor, and the oil pressure switch is opened because of low oil pressure, the compressor motor will ________

A) will stop running because current flow will be zero B) will not be affected because no other loads are connected to it in series C) still run because two of the other switches are still closed

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What is oil viscosity?

A) Viscosity is a measure of the heating capacity of the oil B) Viscosity is an oil additive that determines how freely oil flows C) Viscosity is a measure of the thickness of the oil D) Viscosity is a measure of the relative lubricity of the oil

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Capacitor charge and discharge curves are

A) sinusoidal. B) logarithmic. C) linear. D) exponential.

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Find the convolution y(t) of x(t) and h(t); that is, find y(t) = h(t)*x(t).

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