Discuss the precautions for painting new wood
What will be an ideal response?
Before new wood can be painted, it should be air-dried for at least six months. No indication of
moisture on the surface should exist, and the wood should be free of grease, wax, dirt, and any other
substances.
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The cosine of an angle that has an adjacent side of 10 inches and a hypotenuse of 14 inches is _____.
a. 0.6984 b. 0.7143 c. 0.7654 d. 0.7692
Built-up wood girders consist of three or more pieces of ____-inch lumber nailed together with staggered joints to form larger beams.
A. 1 B. 2 C. 2.5 D. 4
The Lincoln air spring system uses a ________ to turn the system off for servicing
A) Shut-off switch B) Pressure sensor C) Dome light D) Ground link
An RL of 180 ? is the load for a bridge rectifier, which is in turn across the secondary of a 6-V transformer. The dc load voltage for the circuit is
A) 8.49 V B) 4.51 V C) 4.96 V D) 7.09 V