Register

You have a 90 W electrical appliance that is on 24 hours per day. At $0.51 per kWh, how much are you paying daily for electricity to operate this appliance? Show your calculatio…

You have a 90 W electrical appliance that is on 24 hours per day. At $0.51 per kWh, how much are you paying daily for electricity to operate this appliance? Show your calculatio…
asked 1.5k views
4 votes
You have a 90 W electrical appliance that is on 24 hours per day. At $0.51 per kWh, how much are you paying daily for electricity to operate this appliance?

Show your calculations here:

asked
User Raaghav
by
8.9k points

1 Answer

4 votes

90 watts = 0.09 KW

Energy = (power) x (time) =
(0.09) x (24) KWh

Cost = (energy) x (unit price) =
(0.09 x 24) x ($0.51) = $1.10 per day (rounded)

(Those are very expensive kWh's.)


answered
User ForYourOwnGood
by
7.7k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

At sea level, water boils at 100 degrees celcius and methane  boiled at -161 degrees celcius. Which of these substances has a stronger force of attraction between its particles? Explain your answer
A snowball is launched horizontally from the top of a building at v = 16.9 m/s. If it lands d = 44 meters from the bottom, how high (in m) was the building?
What type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)
Link Copied!