30Timecs)12Csis Questions:Which material would make the BEST insulator? Why?Why is a good insulator important for conserving enerin homes during the summer?

Insulator:An insulator is a material that does not conduct electrical current.

Answered: sis Questions: Which material would…

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter11: Energy In Thermal Processes

Section: Chapter Questions

Problem 41P: A steam pipe is covered with 1.50-cm-thick insulating material of thermal conductivity 0.200 cal/cm ...

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Similar questions

A warms transfers energy by conduction through its blubber at the rate of 150 W when immersed in 1.00 water. The walrus's internal core temperature is 37.0 and it has a surface area of 2.00 m2. What is the average thickness of its blubber, which has the conductivity of fatty tissues without blood?
A steam pipe is covered with 1.50-cm-thick insulating material of thermal conductivity 0.200 cal/cm C s. How much energy is lost every second when the steam is at 200.C and the surrounding air is at 20.0C? The pipe has a circumference of 800. cm and a length of 50.0 m. Neglect losses through the ends of the pipe.
Some incandescent light bulbs are filled with argon gas. What is vrms for argon atoms near the filament, assuming their temperature is 2500 K?
The escape speed from the Moon is much smaller than from Earth and is only 2.38 km/s. At what temperature would bromine molecules (with a molecular mass equal to 159.8 g/mol) have an average speed vrms equal to the Moon's escape speed?
The escape speed from the Moon is much smaller than from Earth and is only 2.38 km/s. At what temperature would chlorine molecules (with a molecular mass equal to 70.91 g/mol) have an average speed vrms equal to the Moon's escape speed?
A walrus transfers energy by conduction through its blubber at the rate of 150 W when immersed in −1.00ºC water. The walrus’s internal core temperature is 37.0ºC , and it has a surface area of 2.00 m2 . What is the average thickness of its blubber, which has the conductivity of fattytissues without blood?
Integrated ConceptsHow much time is needed for a surgical cauterizer to raise the temperature of 1.00 g of tissue from 37.0oC to 100oC and then boil away 0.500 g of water, if it puts out 2.00 mA at 15.0 kV? Ignore heat transfer to the surroundings.
The thermal conductivity of an insulator has a maximum at about 10% of the Debye temperature. Why does it decrease for lower temperatures? Why does it decrease for higher temperatures?
A walrus transfers energy by conduction through its blubber at the rate of 150 W when immersed in -1.00C water. The walrus’s internal core temperature is 37.0C, and it has a surface area of 2.00m. What is the average thickness of its blubber, which has the conductivity of fatty tissues without blood?
Full solution to whole qn (ans are a)1.00×10^4J b)1.00kW)
A 1.82 m wide by 1.11 m high metal plate must be insulated to prevent contact burn injuries. If the heat transfer rate is 136 W and the temperature across the insulation must be reduced from 87.3°C to 40.3°C, what is the minimum thickness (in cm) of insulation required [round your final answer to two decimal places]? {kins = 0.031 W/m∙K}
How do I calcualte the surface area of my body times and the energy being radiated per surface area (again of my body)?

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sis Questions: Which material would make the BEST insulator? Why?