____________________ helps the solder alloy flow around the connections. It cleans the component leads of oxide and film, allowing the solder to adhere.
Fill in the blank(s) with the appropriate word(s).
Flux
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What was the first manufactured fiber?
A) Silk B) Rayon C) Nylon D) Cotton
Ceramic linings are organic linings with sponge iron and steel fibers mixed into them to add strength and temperature resistance.
Answer the following statement true (T) or false (F)
Six measurements are taken of the thickness of a piece of 18-gauge sheet metal. The measurements (in mm) are: 1.316, 1.308, 1.321, 1.303, 1.311, and1.310.
a. Make a dotplot of the six values. b. Should the t curve be used to find a 99% confidence interval for the thickness? If so, find the confidence interval. If not, explain why not. c. Six independent measurements are taken of the thickness of another piece of sheet metal. The measurements this time are: 1.317, 1.318, 1.301, 1.307, 1.374, 1.323. Make a dotplot of these values. d. Should the t curve be used to find a 95% confidence interval for the thickness of this metal? If so, find the confidence interval. If not, explain why not.
The machine spindle is centered over an existing hole in the workpiece with the aid of:
A) An edge finder B) A precision rule C) A dial indicator D) All of the above