Which of the following is an advantage of using propane as a fuel source?
a. cost-effectiveness
b. ease of conversion
c. availability
d. all of the above
ANSWER: d
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When do positive shut-off fittings reduce refrigerant loss?
A) When fixing broken hoses B) Only when disconnecting hoses C) Only when connecting hoses D) When connecting and disconnecting hoses
BIOS memory contains code that ________
A) loads the operating system B) runs the power on self-test (POST) C) installs drivers to configure and provide access to system hardware D) all of the above
Which of the following surfaces is generated only by a curved line and has no straight-line elements?
a. Warped surface b. Single-curved surface c. Ruled surface d. Torus e. Cube
A two-wire transmission line requires 134 miles of conductor for each wire. By straightening the proposed right-of-way, the distance is reduced by 7 miles. What will be the length of each new wire?
Fill in the blank(s) with the appropriate word(s).