Any time a corded power tool is used on a job site, it must be plugged into a _____.
a. ground fault circuit interrupter
b. circuit breaker
c. panelboard
d. surge protector
Answer: A
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A record of work-related illnesses and injuries is kept in the _______________.
Fill in the blank(s) with the appropriate word(s).
Which of these is a characteristic of disc brakes?
A) Make excellent parking brakes B) Typically do not stop as well as drum brakes C) Have self-adjusting ability D) Always work quietly
Use the following illustration to answer questions 3 through 10.
Given a right triangle with sides a and b and hypotenuse c, if a = 4 and c = 7, how many degrees are there in angle A to the nearer whole degree?
Fill in the blank(s) with the appropriate word(s).
The automatic control of process operations are performed by ____.
A. open-loop systems B. closed-loop systems C. both a and b