Is a steel deck made of cold-formed steel or structural steel?

What will be an ideal response?


Cold-formed steel.

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A telescopic gauge can be used to measure ________

A) Cylinder bore taper B) Housing bore out of round C) Camshaft bearing out of round D) Any of these

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Technician A says that both R-12 and R-134a refrigerants are lighter than air when in a gaseous state. Technician B says that using an electronic leak detector is not always the best way of sourcing a leak because its sensitivity can make identifying the location difficult. Who is correct?

a.Technician A only b.Technician B only c.Both A and B d.Neither A nor B

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

1. A 1° temperature difference in Celsius is equal to a 1° temperature difference in Kelvin. 2. Heat flows naturally from a hot object to a cold objects. 3. The energy content of food is typically expressed in Calories, which is equal to 1000 calories. 4. Thermal conductivity is a property of materials that shows how good the material is in transferring thermal energy (heat) from a high-temperature region to a low-temperature region within the material. 5. The R-value or R-factor of a material provides a measure of resistance to heat flow: The higher the value, the less resistance to heat flow the material offers.

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Which item is not mentioned in the SAE J2099 standard of refrigerant purity?

A. Moisture B. Sludge C. Refrigerant oil D. Air (non-condensable gas)

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