A large container which has 258 g of water initially at 23 °C is placed in a microwave oven. The magnetron in the microwave oven can produce 950 W of EM radiation. The microwave is turned on for 2.5 minutes. Assuming that all the microwave energy is absorbed by the water, how much water is left in the container? 2. The OXO 8716900 electric kettle (1500 W) manufacturer’s claim that it can boil up to 1.75 L of water faster than the microwave, safer than the stovetop, and runs off a mains voltage of 120 V. Compare the efficiency of the two approaches. 3.Name the different ways of heat loss in these systems (Microwave & Kettle) during the heating process.

Since there are multiple questions posted, we will answer the first question.The heat energy…

Answered: A large container which has 258 g of…

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter34: Electromagnetic Waves

Section: Chapter Questions

Problem 34.23P: A community plans to build a facility to convert solar radiation to electrical power. The community...

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A large container which has 258 g of water initially at 23 °C is placed in a microwave oven. The magnetron in the microwave oven can produce 950 W of EM radiation. The microwave is turned on for 2.5 minutes.

Assuming that all the microwave energy is absorbed by the water, how much water is left in the container?

2. The OXO 8716900 electric kettle (1500 W) manufacturer’s claim that it can boil up to 1.75 L of water faster than the microwave, safer than the stovetop, and runs off a mains voltage of 120 V. Compare the efficiency of the two approaches.

3.Name the different ways of heat loss in these systems (Microwave & Kettle) during the heating process.

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