HVAC drawings typically include all of the following except _____
A) elevations
B) piping for water supplies and returns
C) air handling equipment
D) AC systems
Answer: A
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The K-factor is a measure of _____.
a. thermal conductivity b. insulation thickness c. insulation density d. relative humidity
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In a pure inductive circuit the current ____.
a. lags the voltage by 45 degrees b. lags the voltage by 90 degrees c. leads the voltage by 45 degrees d. leads the voltage by 90 degrees
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Which is true of biodiesel fuel?
A) It is more expensive than petrodiesel B) It can be used in standard diesel systems without modification C) Both A and B D) Neither A nor B
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Use of a laser cutting beam exposes the operator to secondary radiation
Indicate whether the statement is true or false
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