Calculate the energy content of the following in both MJ and Btu:
a. 10 tons of coal
b. 2 barrels of oil
c. 4000 KWh
d. A quad of natural gas
What will be an ideal response?
The purpose of this question is to help students conceptualize the energy content of different forms of fuel in their most commonly discussed units (e.g., ton of coal, barrel of oil, and so on).
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According to the NEC®, the small appliance loads in each kitchen area of a dwelling must be served by at least _____.
a. two 120V, 20A small appliance branch circuits b. one 4,050VA small appliance branch circuit c. one 1,500VA, 20A small appliance branch circuit d. two 240V, 10A small appliance branch circuits
This is the part of the dimension from which the limits are calculated.
a. actual size b. specified dimension c. basic dimension d. tolerance
If the original cap tube was .042 ID, the smaller replacement .040 cap tube should be_____.
a. Longer b. Shorter c. The same length d. Cut with a tubing cutter
Which of the following is true regarding material hoisting?
a. A five-gallon bucket is ideal for this purpose. b. Secure loose materials with a rubber band before hoisting overhead. c. Use a bolt bag to hoist loose materials. d. Tape tools to structural members when hoisting overhead.