Technician A says that roller bearings can support a heavier load than ball bearings. Technician B says that the clearance between the rollers and the race is adjustable. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A
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A bulk materials hauler purchased a used dump truck for $50,000 two years ago. The operating costs have been $5000 per month and revenues have averaged $7500 per month. The truck was just sold for $11,000. The rate of return is closest to: (choose one)
(a) 2.6% per month (b) 2.6% per year (c) 3.6% per month (d) 15.6% per year
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Nitrogen fertilization is a significant cause of acidity in many cultivated soils
Indicate whether the statement is true or false
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The coreless motor is chosen over the wound-rotor motor in high-torque applications
Indicate whether the statement is true or false
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