Monday
April 21, 2014

Homework Help: College Physics

Posted by Lanise on Saturday, February 6, 2010 at 11:37pm.

On average, an electric water heater operates for 3.4h each day.
If the cost of electricity is $0.3 kWh, what is the cost of operating the heater during a 30-day month? The power of a typical electric water heater is 4500 W.
Cost= Dollars

What is the resistance of a typical water heater? The current requirements of a typical electric water heater is 37.5 A.

R = ohms

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

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 ...
Science - 1. An electric space heater draws 15.0 A from a 120 V source. It is ...
science-physics - An electric heater draws a a current of 10A from a 220 V ...
HELP - On a cold winter day, the outside temperature is 5.0 C while the ...
Physics - A 1500 W room heater is used daily for 4 hours during winter. If the ...
Physic - Fan -- 15W Heating elements -- 1.2kW Mains -- 240 A) calculate the ...
physics - An electric heater used to boil small amounts of water consists of a ...
Physics - HELP WITH c.!!! A electric bill showed 1200 kilowatt hours (kWh) ...
AP Physics - You go to kitchen to boil water. You pour 280 gram of water to a ...

Search
Members