The three important properties of sound waves are sound frequency, f, wavelength of sound, ?, and the speed of sound, c. What is the relationship between them?
What will be an ideal response?
c = f ?
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What is the length B, in centimeters? Carry the answer to two decimal places.
High flotation truck tires are designed for ________
A) Superior off-road performance B) Superior traction in sand or mud C) Both A and B D) Neither A nor B
A factory department has motors of 75 horsepower, 30 horsepower, 200 horsepower, 40 horsepower, 25 horsepower, 15 horsepower, 5 horsepower, 125 horsepower, 150 horsepower, and 175 horsepower. What is the combined horsepower of the 10 motors?
Fill in the blank(s) with the appropriate word(s).
Under normal conditions, in order to engage the parking brakes the driver should:
a. Turn off the engine. b. Apply brakes by pulling the parking brake control knob out. c. Be sure air brakes system is fully pressurized.