Name at least ten safety precautions you must take when working with shop machines
What will be an ideal response?
Wear goggles or face shield; wear protective clothing; walk—do not run around the machines; only the
operator is to be in the safety zone; do not use without instructor's permission; do not use unless the
machine is in good working order; get help with large pieces of stock; turn the machine off before
leaving it; unplug the machine before changing the blades; clean the machine with a vacuum or brush.
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The ____ saw is a tool designed to cut irregular shapes in various thicknesses of material.
a.miter b.band c.dado d.crosscut
Chewing insects can be identified by holes in the leaves or missing pieces of bark
Indicate whether the statement is true or false
A vapor-compression cycle uses Freon® 22 as the refrigerant. The fluid leaving the boiler is saturated vapor at T = 253.15 K. The fluid leaving the condenser is saturated liquid at T = 303.15 K. The compressor has an efficiency of 80 %. What is the coefficient of performance of the cycle?
A. 5.1 B. 3.9 C. 2.9 D. 3.6 E. Insufficient information to solve
The threaded movable part that rotates on a micrometer is called the ________
A) Anvil B) Spindle C) Sleeve D) Thimble