If an HVACR technician determines the ratio of the density of a material to the density of a common material, what is she calculating?
A) Specific volume B) Density C) Volume D) Specific gravity
D
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In a Toyota Prius regenerative braking system, how many pressure switches are used?
A) One B) Two C) Three D) Four
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Babbitt metals are made in three basic types. These are:
A) Zinc, lead and tin B) Tin, lead and cadmium C) Lead, gold and silver D) Tin, cadmium and silver
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The capacitor of an RC integrator charges to ________ if the input is a 30 V pulse with a pulse width equal to one time constant
A) 26.0 V B) 28.5 V C) 29.4 V D) 19.0 V
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Describe how a photovoltaic cell (solar cell) converts light energy to electrical energy.
What will be an ideal response?
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