The coefficient of friction is found by ________
A) Dividing weight force by tensile force B) Dividing tensile force by weight force
C) Multiplying the weight force by the tensile force D) Multiplying the tensile force by the weight force
B
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Select fill is _____.
a. special fill material with specific properties b. any fill selected by the project engineer c. fill collected from clearing and grubbing d. a mixture of water, gravel, and sand
Torque, also known as a ____, is a measure of the twisting effect that produces rotation about an axis.
a. point of return b. point of force c. moment of force d. moment of return
Grinding on the periphery of an abrasive wheel:
A) Requires a harder wheel than for side grinding B) Requires a definitely softer wheel than for side grinding C) Requires a somewhat softer wheel than for side grinding D) Has no effect on wheel grade
The SCR is called a ____ because its characteristics are similar to the gas-filled thyratron tube used in industrial electronics for many years.
a. thyristor b. thermistor c. transistor d. cathode