Using mathematics, explain how the 10 foot-pound force of a 1-square-inch piston can be increased twice using a 2-inch output piston.
What will be an ideal response?
Input: = 10/1, P = 10 psi. Output: F = PA, F = 10/2, F = 20 foot-pounds.
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The normal amount that is added to a roof estimate for hips, valleys, and waste is _____.
a. 5 percent b. 12.5 percent c. 10 percent d. 18 percent
Determine the length of one of the bases of a trapezoid if the area of the trapezoid is 510.0 square feet. The height is 20.0 feet and one of the bases is 14.0 feet.
Fill in the blank(s) with the appropriate word(s).
When connecting a gauge manifold set, the air inside the hoses and gauge manifold:
A) Is negligible and will not adversely affect the system. B) Is removed by purging. C) Is neutralized by adding chemical buffers to the system annually. D) Is removed by connecting a vacuum pump to the gauges before connecting them.
In the accompanying figure, what do the small numbers indicate?
What will be an ideal response?