__________ are required on all 15 and 20-amp, 125-volt receptacle circuits located in bathrooms, in garages, outdoors, in kitchens near countertops, and near laundry and utility sinks.
What will be an ideal response?
ground fault circuit interrupters (GFCI)
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There are more trees in the United States today than there were 100 years ago
Indicate whether the statement is true or false.
Leonard, a company that manufactures explosion-proof motors, is considering two alternatives for expanding its international export capacity. Option 1 requires equipment purchases of $900,000 now and $560,000 two years from now, with annual M&O costs of $79,000 in years 1 through 10. Option 2 involves subcontracting some of the production at costs of $280,000 per year beginning now through the end of year 10. Neither option will have a significant salvage value. Use a present worth analysis to determine which option is more attractive at the company’s MARR of 20% per year.
What will be an ideal response?
An amplifier often used to compress analog data is the
A) instrumentation amplifier B) transconductance amplifier C) logarithmic amplifier D) isolation amplifier
Which of the following is a measure of pressure in the metric system?
a. Liter b. Centimeter c. Bar d. Kilogram