all electric immersion heater is used to heat 91 g of water for a cup of instant coffee. The heater is labeled “54 watts" (it converts trical energy to thermal energy at this rate). Calculate the time required to bring all this water from 24°C to 100°C, ignoring any losses. (The specific heat of water is 4186 J/kg-K.) mber i Units ve for Later Attempts: 0 of 3 used Submit Answer

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A small electric immersion heater is used to heat 91 g of water for a cup of instant coffee. The heater is labeled "54 watts" (it converts
electrical energy to thermal energy at this rate). Calculate the time required to bring all this water from 24°C to 100°C, ignoring any
heat losses. (The specific heat of water is 4186 J/kg-K.)
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i
Units
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Attempts: 0 of 3 used
Submit Answer
Transcribed Image Text:A small electric immersion heater is used to heat 91 g of water for a cup of instant coffee. The heater is labeled "54 watts" (it converts electrical energy to thermal energy at this rate). Calculate the time required to bring all this water from 24°C to 100°C, ignoring any heat losses. (The specific heat of water is 4186 J/kg-K.) Number i Units Save for Later Attempts: 0 of 3 used Submit Answer
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