When laying out the mortises for a hinge, the number of measurements that must be marked is _____

a. two
b. three
c. four
d. five


b

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Describe the process of cleaning files

What will be an ideal response?

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Anything that interferes with the communication process is called

a. encoding. b. interference. c. noise. d. static. e. transmission difficulty.

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The ripple frequency of a half-wave rectifier is

A) twice the ac input frequency B) equal to the ac input frequency C) one-half the ac input frequency D) zero

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The formula for calculating the CFM needed to produce an air change is:

A) CFM = (floor area × ceiling height)/8. B) CFM = (floor area × ceiling height)/60. C) CFM = floor area × ceiling height. D) CFM = (floor area × ceiling height)/12.

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