A water heater transfers heat to an amount of water at a rate of 100 W. How long will it take to heat 1kg of water from 20°C to 100°C? The specific heat of water is 4190 J/kgCo O 28 minutes O 56 minutes O 13 minutes O 26 minutes

A water heater transfers heat to an amount of water at a rate of 100 W. How long will it take to heat 1kg of water from 20°C to 100°C? The specific heat of water is 4190 J/kgCo O 28 minutes O 56 minutes O 13 minutes O 26 minutes

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter17: Energy In Thermal Processes: The First Law Of Thermodynamics

Section: Chapter Questions

Problem 3OQ

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Concept explainers

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.

Question

A water heater transfers heat to an amount of water at a rate of 100 W. How long will it take to heat 1kg of water from 20°C
to 100°C? The specific heat of water is 4190 J/kgCo
O 28 minutes
O 56 minutes
O 13 minutes
O 26 minutes

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