Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Physics
A lamp 1000w,250v is lit for 5hours.if it operate normally and 1kwh of electrical energy cost #2,what is the cost of lighting the lamp
1 answer
5 kilowatt hours * cost per kwhr
You can
ask a new question
or
answer this question
.
Related Questions
How does a flashlight illustrate the Law of Conservation of Energy?
• It is an electric circuit through which electrical energy
An electrical source with internal reistance r is used to operate a lamp of resistance R. What fraction of the total power is
Coal and oil can be used to produce electrical energy but will eventually be depleted. Which best describes another method of
If the price of electrical enegy is $0.10 per kilowatt *hour, find the cost of using electrical energy to heat the water in a
An incandescent lamp is marked '120v,75W'
a)what is the current in the lamp under normal condition of operation? b)How much does
A fossil fuel electric-power plant consumes 9800 Btu to produce 1kWh of electrical energy. Calculate the conversion efficiency
A fossil fuel electric-power plant consumes 9800 Btu to produce 1kWh of electrical energy. Calculate the conversion efficiency
An 11.0 W energy-efficient fluorescent lamp is designed to produce the same illumination as a conventional 40.0 W lamp.
a. How
calculate the cost of using a 100w lamp for 10 hours if electrical energy costs 11.3 per kwh
Match each description or drawing to the correct part of a circuit.
Column A 1. Any device that uses electrical current to
