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Solved: It takes about 20 kJ to melt an ice cube. A typical microwave oven produces 900

Essential University Physics | 3rd Edition | ISBN: 9780134202709 | Authors: Richard Wolfson ISBN: 9780134202709 403

Solution for problem 41 Chapter 6

Essential University Physics | 3rd Edition

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Essential University Physics | 3rd Edition | ISBN: 9780134202709 | Authors: Richard Wolfson

Essential University Physics | 3rd Edition

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Problem 41

It takes about 20 kJ to melt an ice cube. A typical microwave oven produces 900 W of microwave power. How long will it take a typical microwave to melt the ice cube?

Step-by-Step Solution:
Step 1 of 3

Chapter2:OneDimensionalKinematics Kinematic–thedescriptionofmotion,withoutconcernforthecauseof themotion Onedimensionalmotionismotionalongastraightline. Inordertodefinewheresomethingisyoucancheckthepositionofan objectagainsttherulerandnotethereading.Thezerooftheruleristhe pointoforigin.Wehavetherighttochoosewhich directionispositiveand whichdirectionisnegativerelativetotheorigin.Thisiscallorientation.The combinationoforientationandoriginiscalledcoordinatesystem. Asanobjectchangespositionwesaythatitisundergoingtranslation.The amountitmovesisthedisplacement(D).displacementinvolvesdistance anddirection.Inonedimensionthedirectionispositiveornegative. *delta(Δ)ind

Step 2 of 3

Chapter 6, Problem 41 is Solved
Step 3 of 3

Textbook: Essential University Physics
Edition: 3
Author: Richard Wolfson
ISBN: 9780134202709

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Solved: It takes about 20 kJ to melt an ice cube. A typical microwave oven produces 900