The Greeks were the first to discover electricity about _____ years ago.

A. 100
B. 1000
C. 2500
D. 5000


Answer: C

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What is the difference between self-inductance and mutual inductance?

What will be an ideal response?

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Look up the numerical value for the following factors from the compound interest factor tables.

1. (F?P,10%,7) 2. (A?P,12%,10) 3. (P?G,15%,20) 4. (F?A,2%,50) 5. (P?G,35%,15) What will be an ideal response?

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What leak detection method does the EPA consider the best for pinpointing leaks?

What will be an ideal response?

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When dealing with construction joints, care must be taken to ensure _____

a. they are not too close together b. a good bond between layers c. reinforcement is properly installed d. mating surfaces are smooth

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