A smoothly operating engine depends on ________
A) Compression levels below 100 psi (700 kPa) on most cylinders
B) Cylinder compression levels above 100 psi (700 kPa) and within 70 PSI (500 kPa) of each other
C) High compression on most cylinders
D) Equal compression between cylinders
D
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Fuel cells can be used in any application that we currently use ____.
a. geothermal energy b. thermal energy c. batteries d. carbon
Which of the following is NOT used as a fiber crop?
a. flax c. hemp b. cotton d. sunflower
There are two broad types of design: a functional design and an optimized design. A functional design is one that meets all of the preestablished design requirements but allows for improvement to be made in certain areas.
a. True b. False
Which system protects the stairway enclosure and provides a means of smoke ventilation before the smoke enters the stair enclosure?
A. Pressurized stairwells B. Single-injection systems C. Active smoke proof enclosures D. Passive smoke proof enclosures