Question

In: Electrical Engineering

choose the correct answer: 1-Use of occupancy sensors in a typical conference room application will accomplish...

choose the correct answer:

1-Use of occupancy sensors in a typical conference room application will accomplish which of the following:

A.Reduce monthly lighting operating hours.

B.Increase lamp calendar life in hours (not operating hours)

c. Reduce group re - lamping fixtures.

D.a& b

2-A building has 500 lighting fixtures with operating power of 200 Watt / fixture. The lighting system operates 3,500 hours per year. An energy audit results in retrofit with 500 fixtures with operating power of 120 Watt / fixture and use of occupancy sensors that reduce lighting operation to 2,000 hours per year. If energy costs a flat rate of $ 0.10 per kWh, how much will the project save annually?

A-$ 12000

B-$ 14000

C-$ 21000

D-$ 23000

‎3-‏facility has a demand ratchet rate structure of 75 % . In the current billing month , the actual metered demand of the facility was 650 kW . During the previous 11 months , the highest peak demand was 940 kW . How much greater than the actual demand will the billed demand be ?

a . 15 kW

b. 55 kW

c. 453 kW

d . 650 kW ‏

Expert Solution

Manojponduru answered 2 months ago

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