____ panels are used in applications in which they will be briefly exposed to the elements during construction before being permanently protected.
A. Exposure 1
B. Exposure 2
C. Exterior
D. Interior
Answer: B
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These gears have their teeth cut at an angle that allows more than one tooth to be in contact, and they carry more load and are quieter than equally sized spur gears.
a. bevel gear b. helical gear c. spur gear d. worm gear
The family Cryptobranchidae is referred to as ____________________ salamanders
Fill in the blank(s) with correct word
Technician A says that the cam brackets used in a variable rate spring are only in contact with the mainleaf when the chassis is unloaded. Technician B says that cam brackets are used to shorten the effective spring length when in contact with the mainleaf. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
In making a gasket, a mechanic lays off 18 equally spaced holes on the circumference. Find the number of degrees between the centers of the holes.
A. 20 B. 30 C. 36 D. 45