An electric heating unit in a duct system is classified as a ____.
A. natural draft convector
B. forced draft convector
C. forced draft conductor
D. radiant heater
Answer: B
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A cross and yoke universal joint changes its speed twice in every revolution when run at an angle.
Answer the following statement true (T) or false (F)
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Plant and animal cells contain ______________________, a thick clear fluid that surrounds the nucleus
Fill in the blank(s) with correct word
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Which of the following is NOT a factor that determines the current carrying capacity of a wire?
a. diameter b. temperature c. material d. color
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What two things are accomplished in the condenser?
A) Latent heat is removed B) Refrigerant changes from a gas to a liquid C) Both A and B D) Neither A nor B
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