Load-chart capacities limited by stability when on outriggers are based on which percentage of tipping load by test?
a. 1 percent
b. 50 percent
c. 75 percent
d. 85 percent
d. 85 percent
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In order to achieve precise control of gain and bandwidth, op amps are configured in
A) open-loop configuration B) cascaded open-loop amplifiers C) closed-loop configuration D) cascaded closed amplifiers
Electrical symbols are used to show the ________ of light fixtures, receptacles, security systems, switches, and telephones on a floor plan
A) Wattage B) Location C) Infrastructure D) Wiring schematic
An air conditioning unit has a cooling capacity of 24,000 Btu/hr. If the unit has a rated energy efficiency ratio (EER) of 11, how much electrical energy is consumed by the unit in 1 h? If a power company charges 14 cents per kW-hr usage, how much would it cost to run the air conditioning unit for a month (31 days), assuming the unit runs 8 hrs a day? What is the coefficient of performance (COP) for the given air conditioning unit?
What will be an ideal response?
Soft faults are being discussed. Technician A says a soft fault should be diagnosed before diagnosing any hard faults. Technician B says a soft fault is intermittent. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B