All soap is made by combining a fat with a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
alkali
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While having a discussion, Technician A says that twenty pounds of force applied to the end of a 1-foot rod produces 10 foot-pounds of torque. Technician B says that it produces 200 foot-pounds of torque. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
____ is the force that allows air to travel into the combustion chamber of a combustion appliance and force the combustion gasses out through a vent or chimney.
A. Dampening B. Thrust C. Draft D. Force
When is the air coil in a water-source heat pump the acting evaporator?
A) In the cooling cycle B) In the heating cycle C) In the defrost cycle D) Only when the unit is operating
If a 12 V battery is connected across the primary of a transformer with a turns ratio of 1:4, then the secondary voltage is ________
A) 48 V B) 3 V C) 12 V D) 0 V