Which type nut is used on top of a regular nut to prevent loosening of the fastener?
A) Jam nut B) Castle nut C) Both A and B D) Neither A nor B
A
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The Ecology Group wishes to purchase a piece of equipment for recycling of various metals. Machine 1 costs $123,000, has a life of 10 years, an annual cost of $5000, and requires one operator at a cost of $24 per hour. It can process 10 tons per hour. Machine 2 costs $70,000, has a life of 6 years, an annual cost of $2500, and requires two operators at a cost of $24 per hour each to process 6 tons per hour. Assume i = 7% per year and 2080 hours per work year. Determine the annual breakeven tonnage of scrap metal at i = 7% per year and select the better machine for a processing level of 1500 tons per year.
What will be an ideal response?
Which Soviet city was encircled and besieged for 872 days, during which nearly 4 million of its residents died?
a. Moscow b. Leningrad c. Stalingrad d. Kiev
A circuit that converts a square wave into a triangular wave is known as
A) an amplifier B) a differentiator C) an oscillator D) an integrator
What does the acronym DM stand for?
A. datalink mechanical B. direct modulated C. drive master D. driveline modulated