What kind of mounting is often used in tunnels and other underground installations where equipment is separated by long distances?

a. Wall mounting
b. Direct rod mounting
c. Trapeze mounting
d. Center-hung mounting


a. Wall mounting

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With ____, penetration and bead profile are sensitive to arc length, and the long arcs needed for feeding filler wires are more difficult to control.

A. nitrogen B. argon C. hydrogen D. helium

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Woody stems will wilt without water

Indicate whether the statement is true or false

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Identify the compounding period for the following interest statements: (a) nominal 7% per year, comĀ­pounded monthly; (b) effective 6.8% per year, compounded monthly; and (c) effective 3.4% per quarter, compounded weekly.

What will be an ideal response?

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A 3.9L engine operates with an MEP value of 105 psi at 1500 RPM. Determine the indicated horsepower, and round to the nearest whole unit

What will be an ideal response?

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