On a cold day, after you scraped your windshield and g condensation on the inside of the windshield. Would the on the AC. or are you better off turning the heat up high

Q: Insulators like home insulation, comforters, styrofoam, drink cozies, and puffy coats all work by…

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Q: he water is smooth and continuous. Water droplets cling to your skin, and your skin temperature is…

A: Introduction: It is easy to see that the drop seems to have a skin holding it into a sort of…

Q: If the energy received by 6 m² area in 10 minutes is 3680 KJ. Calculate the value of Solar constant…

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Q: 11 The diatenee froma A 1he u to M ontroo1 ig ohout 225 mileg A+on QvONOS d of 65 mileg nOn ho n hou…

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Q: when our bodies are hot they produce sweat, which helps to cool us down. Using this fact determine…

A: Our body skin is insulator as well as conductor depending on the situation. If outside temperature…

Q: Describe experiments to demonstrate good and bad conductors of heat

A: Take a rod of that material and stick some wax balls on the rod such that they are equidistant from…

Q: If the energy received by 4 m² area in 8 minutes is 2890KJ. Calculate the value of Solar constant ?

A: Given data :   Time   =  t   Area   =  A   Energy   =  E        To find :     Solar constant

Q: If you Christmas tree lights or any lights in a string all go out when one bulb blows out, what type…

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Q: If the energy received by 3 m² area in 6 minutes is 3690KJ. Calculate the value of Solar constant ?

A: Given data :   Time  =   t   Area   =  A  Energy   =  E        To find :           Solar constant

Q: What is  the observation and conclusion of  the experiment of demonstrating good and bad conductors…

A: Good conductor Bad conductor Materials that allow heat to pass through them easily are called good…

Q: A co-worker of mine was once installing sheet-styrofoam insulation in the walls of his new garage.…

A: We know the relation connecting the voltage, work done and charge. Which is given by;…

Q: The filament of a light bulb goes from a temperature of about 297 K up to about 2,700 K when it is…

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Q: Discuss why a 1-ft2 hole in a ceiling that admits sunlight when the Sun is overhead is like having a…

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Q: 3)2 find total uIHent 6 52 blowing in circut AAA 15V

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Q: Consider a pan of water being heated (a) by placing it on an electric range and (b) by placing a…

A: In an electric range, there is a chance of heat loss. But in the later case the loss of heat is very…

Q: - The lights in your classroom are wired so that some of them come on with one light switch (we'll…

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Q: Explain the difference between conductor and insulators. Give at least 3 examples of each?

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Q: Calculate the amount of microwave energy needed to raise the temperature of 1.00 kg of soup from…

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Q: aw with arrows the direction that the convection current is flowing in this circuit?

A: Electric current flows due to flow of free electron in a conductor. When a potential is applied…

Q: A co-worker of mine was once installing sheet-styrofoam insulation in the walls of his new garage.…

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Q: Which costs you more to run: An 800 W microwave oven for 2 minutes or a 60 watt bulb for in our?

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Q: how do you know if the material is a conductor/insulator?

A: The material that allow for the charge transfer through the movement of the free electrons is known…

Q: 16. 45°F = Kelvin °F 17. 435K = 18. 9.8m/s? = ft/s?

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Q: The specimen is taken in the form of disc in Lee's disc method to find the thermal conductivity of a…

A: Lee’s disc experiment is used to determine the thermal conductivity of bad conductors. The thermal…

Q: A family comes home from a long vacation with laundry to do and showers to take. The water heater…

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Q: After the steady state , the temperature of a conductor doesnot rise , even though heat is supplied…

A: After the steady state, the temperature of a conductor does not rise, even though heat is supplied…

Q: Calculate the energy needed by a 35 W halogen light bulb that operates for 240 h. Give your answer…

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Q: Turn a common incandescent lamp on and off quickly while holding your hand a few inches from the…

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Q: Suppose you have a 1000W microwave that you need to run for 5min to heat up your dinner. How much…

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Q: CH C3. 10 V Cs

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Q: How does the heat emitted by lamps affect their efficiency?

A: A light bulb converts the electrical energy to light energy. The most efficient electric bulb would…

Q: 3.How much electrical energy in a second is consumed by a bulb that ha a power rating of 50 watts?

A: 3. Given, Power of bulb = 50 W  Time , t = 1 sec  Energy = ?

Q: 60° C wwww A = 10.0 30° C 12.0

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Q: Their clothes tend to stick together after they pass through the dryer. Because? Do you expect that,…

A: The clothes after spinning in a dryer cling to each other due to the friction between clothes or…

Q: An incandescent light bulb is partially evacuated. Why do you suppose that is?

A: The hot filament in the bulb produces huge amount of heat. The bulbs are partially evacuated to…

Q: • Knowing the fact that the flow of electric charges causes heat, what ways can you minimize the…

A: Knowing the fact that the flow of electric charges causes heat, what ways can you minimize the heat…

Q: Grike cleiter: Distames= 15 m . =25 N Caleululi W corrk done?

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Q: The light bulbs at your new office operate at 3,459 K. Calculate the frequency in kHz that the…

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Q: Why is it dangerous to use an electric shaver while taking a bath?

A: When a person bathes, the person uses the water. Water is the good conductor of heat and…

Q: Why do you need a rectifier?

A: A rectifier is an electrical component which converts alternating current to direct current.…

Q: An object radiating energy at night is in contact with the relatively warm Earth. How does its…

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Q: 2 Heat akled and work done by a vystem are negative o True • Falke

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Q: An object radiating energy at night is in contact with relatively warm Earth. How does conductivity…

A: According to Kelvin’s statement of second law of thermodynamics, it is impossible for any object to…