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

Trades & Technology

You might also like to view...

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?

Trades & Technology

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

Trades & Technology

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

Trades & Technology

What does the acronym DM stand for?

A. datalink mechanical B. direct modulated C. drive master D. driveline modulated

Trades & Technology