The cost of an air drill is $75.00. The cost for a comparable size electric drill is $47.00. The extension cord and the GFCI needed are $14.97 and $23.75, respectively. What is the more economical purchase and what is the difference in cost?

What will be an ideal response?


The air drill is less expensive than the electric drill, cord, and GFI by $10.72.

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Use of the 100' tap rule is limited to installation in high-bay manufacturing buildings with wall heights over _____.

a. 15 feet b. 20 feet c. 35 feet d. 40 feet

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What type of joint is formed between parts A and B?

Refer to Drawing Number 750098A on page 115 for the following questions.

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What is galvanizing?

What will be an ideal response?

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A 1000 W load that operates for one hour consumes the same amount of energy as a 100 W load that operates for 10 hours

Indicate whether the statement is true or false

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