Wednesday
July 23, 2014

Homework Help: Physics

Posted by Phil on Wednesday, May 30, 2012 at 10:52am.

HELP WITH c.!!!

A electric bill showed 1200 kilowatt hours (kWh) purchased at a cost of $150.00.

a. What does PECO charge per kWh? $0.125

b. An electric dryer is rated at 5400 W. It takes 40 minutes to dry a normal load. What is the cost per load? $0.45

c. Two 100 watt security lights are left on for 8 hours each night. What is the annual electricity cost? $_____

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math - The amount of a monthly electric bill (B, measured in $) depends on the ...
physics - How many kWh of energy would be needed for brushing your teeth with an...
Physics - One kilowatt-hour (kWh) is the amount of work or energy generated when...
HELP - On a cold winter day, the outside temperature is 5.0 C while the ...
Physics - An electric space heater draws 15.5 A from a 120 V source. It is ...
physics - An electric space heater draws 15.5 A from a 120 V source. It is ...
phyical science - A microwave oven has a power requirement of 1235 W. A frozen ...
GCSE Physics - The energy value of gas used in a home is measured in KWH. The ...
physics - f a typical family of four uses electric energy at an average rate of ...
physics please help - one kilwatt/hour (kWh) is the amount of work or energy ...

Search
Members