An electric water heater consumes 5.00 kW for 2.00 h per day. What is the cost of running it for one year if electricity costs 12.0 cents/kW.h ? See Figure. DnchaRENZETTIFigure 20.41 On-demand electric hot water heater. Heat issupplied to water only when needed. (credit: aviddavid,Flickr)

Consumed electric energy expression will be, E=P×Running×Total timeThe cost of electriciy=Total…

Answered: Dncha RENZETTI Figure 20.41 On-demand…

Dncha RENZETTI Figure 20.41 On-demand electric hot water heater. Heat is supplied to water only when needed. (credit: aviddavid, Flickr)

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter1: Temperature And Heat

Section: Chapter Questions

Problem 121AP: An infrared heater for a sauna has a surface area of 0.050 m2 and an emissivity of 0.84. What...

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Question

An electric water heater consumes 5.00 kW for 2.00 h per day. What is the cost of running it for one year if electricity costs 12.0 cents/kW.h ? See Figure.

Dncha
RENZETTI
Figure 20.41 On-demand electric hot water heater. Heat is
supplied to water only when needed. (credit: aviddavid,
Flickr)

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