Which thermometer uses platinum wire?
Q: Two shirts are warmer than a single shirt of double thickness . Why?
A: Insulators are the material which is a bad conductor of heat. Air layers behave as a good insulator.
Q: At what temperature is the Fahrenheit reading half that of the Celsius reading?
A: We know thatTF=95Tc+32TF=Temperature in fahrenheitTC=Temperature in celsius
Q: Which two factors affect the amount of thermal energy an object has?
A: Two factors that affect the amount of thermal of an object are 1) The average kinetic energy of the…
Q: On a humid day, you may notice that water droplets condense on the outside of glass on cold…
A: Condensation is Define as the process where water vapor becomes liquid. During the process of the…
Q: A cube of ice is taken from the freezer at -7.8°C and placed in a 94 g nickel cup filled with 311 g…
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Q: On a cold winter morning, why does the metal of a bike feel colder than the wood of a porch?
A: The thermal conductivity of the metal of a bike is higher when compared to that of the thermal…
Q: Why does water in a metal canteen stay cooler if the clothjacket surrounding the canteen is kept…
A: Metal can is cooler
Q: Compare the total energy radiated by your body in one day (expressed in kilocalories) to the energy…
A: The total power radiated by our body is P=1050 W. The energy we would lose in one day will be:…
Q: In order to measure the transfer of thermal energy from one temperature body to another, what device…
A: Explanation: A thermometer is an instrument that measures temperature (thermal energy).
Q: Discuss Debyes' model of heat capacity
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Q: The surface temperature of the Sun is 5,800 K. Find the power output of the Sun.
A: The Power output(P) of the sun is given by Stefan's law P =…
Q: How can I find out how long it takes for two objects to reach thermal equilibrium?
A:
Q: Why is heating a glass of water irreversible?
A: This is a problem regarding the qualitative argument for entropy. Entropy is a measure of the…
Q: A patient with pneumonia has a temperature of 42.2 oC. What does this read on a Kelvin thermometer?
A: Given Temperature of the patient (TC) = 42.2 oC
Q: To measure specific heat capacity by an electrical method. what do you do before the experiment?
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Q: State similarities between laboratory thermometer and clinical thermometer.
A: Following are the similarities : Both are made of glass and consist of long narrow glass tube. At…
Q: Does the density of the materials (glass and wood) affect the thermal conductivity? If it is, then…
A: Thermal conductivity is the parameter that shows the heat conduction in a body. Thermal conductivity…
Q: Explain why it would not make sense to use a full-size glassthermometer to measure the temperature…
A: The amount of substance and hence the heat content within a thimbleful of hot water is considerably…
Q: If a physician interested in fluctuations in skin temperature of 0.1 degree about a normal value of…
A: Given:Normal temperature = 300Kfluctuation = 0.1 ˚K
Q: If the absolute temperature of a radiator is tripled, by what factor does the radiating power…
A:
Q: What makes the tile floor so much cooler than the bathroom mat when I walk out of the shower?
A: The thermal conductivity of tiles is greater than that of the mat. It implies that heat can be…
Q: Can we measure the temperature of an object by touching it?
A: The statement is can we measure the temperature of an object by touching it. In order to answer…
Q: When I step out of the shower, what makes the tile floor so much colder than the bathroom mat?
A: Air is a better insulator. The tiles transfer heat more than the mat, which means that the floor…
Q: thermal capacity
A:
Q: In order to measure the transfer of thermal energy from one temperature body to another, what device…
A:
Q: Q25 2) A spherical infrared heater of radius 5.8 cm and an emissivity of 0.79 radiates 0.56 kW of…
A: Stefan Boltzmann law: The amount of power radiated from an area A of a body at absolute…
Q: Compare the rate of heat conduction through a 13.0-cm-thick wall that has an area of 10.0m2 and a…
A: The expression for rate of transfer energy through wall is Pw=kwAw∆Ttw ...... (1)…
Q: what's the main goal of the calorimeter experiment?
A: Calorimeter is a device which is used to measure the amount of heat gain or loss by a substance in a…
Q: An object emits 30 Watts of power. If it were a perfect black body, other things are being equal, it…
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Q: How does a mercury thermometer work?
A: How does a mercury thermometer work?
Q: Why is it important to know the specific heat of materials? please explain
A: Specific heat capacity is a measure of the amount of heat energy required to change the temperature…
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