What is the relationship between incoming and outgoing radiation and the timing of minimum and maximum daily temperature?

Q: In which mode of heat transfer is the convection heat transfer coefficient usually higher, natural…

A: In forced convection the the convective heat transfer coefficient is higher.

Q: Why are thermometers that are used in weather stations shielded from the sunshine?

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Q: Explain the process of Thermal Convection.

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Q: Explain some phenomena that involve conductive, convective, and radiative heat transfer?

A: In case of conduction and convection, the heat is transferred via material medium. Heat transferred…

Q: burning candle is carried away by (choose one) conduction, convection, or radiation

A: Most of the heat generated by a burning candle is carried by radiation.

Q: Does convection happen when you mix water and food coloring that are at the same temperature?

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Q: What heats faster, land or water?

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Q: If the sun’s radiation was to increase by 10%, Energy leaving the top of the atmosphere (to space)…

A: The energy entering the top of the atmosphere will be equal to the energy leaving the top of the…

Q: Why does the high specific heat of water have to do with convection currents in the air at the…

A: Water has a high specific heat capacity (of 4200 J/Kg°C) on the seashore and the land has a much…

Q: Why should we wear cotton clothes in summer?

A: We sweat more in the summer session. Cotton is a strong water absorber helps to absorb the sweat and…

Q: What is a thermocouple?

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Q: Consider laminar natural convection from a vertical hot-plate. Will the heat flux be higher at the…

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Q: AT HIGH AIR MOBILITY THE WAY OF HEAT RETURNING IS IMPROVED 1. radiation 2. conduction 3. evaporation…

A: At high air mobility the way of heat returning is improved due to conduction.

Q: what is the meaning of the expression"it's not heat, it's the humidity?

A: The expression “it’s not the heat, it’s the humidity”, is used every summer.The heat index, which…

Q: What’s the Difference Between Conduction, Convection, and Radiation?

A: Heat/Energy can be transferred from one medium to another by three methods these are,  1.…

Q: Explain why the 2-4 inch thick layer of blubber on a polar bear helps to keep polar bears warm…

A: Blubber is a thick layer of adipose tissue. Polar bears store extra digested food in the form of…

Q: Why does the water in a car radiator sometimes boil explosively when the radiator cap is removed?

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Q: What is meant by temperature radiation?

A: When a matter having temperature greater than absolute zero, certain amount of electromagnetic waves…

Q: What happens to the volume of air as it rises? What happens to its temperature?

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Q: If a material 10 meter in length elongates 10 mm due to increase in temperature, and undergoes…

A: The expression for linear expansion is L=L0α∆T Due to increase in temperature, the material…

Q: How does adiabatic temperature change lead to a change in relative humidity?

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Q: Relationship between temperature scales?

A: Relationship between temperature scale. As the temperature is measured in difference in scales, such…

Q: What is terrestrial radiation?

A: The terrestrial radiation is the electromagnetic radiation that is emitted by the surface of the…

Q: What would be the consequence of completely eliminating greenhouse effect?

A: Greenhouse effect is the phenomenon of holding heat energy in a system without allowing to escape…

Q: What is thermal equilibrium?

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Q: Provide a single illustration of conduction, convection, and radiation. Be as specific as possible.

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Q: Which type of transferring thermal energy occurs through physical transfer of kinetic energy between…

A: Conduction occurs due to the transfer of the kinetic energy of a particle to its neighbour…

Q: What actually is thermal pollution?

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Q: Define thermal expansion phenomenon in terms of energy diagram.

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Q: What are the conditions of thermal equilibrium ?

A: Thermal equilibrium-is the state at which two bodies in contact can exchange energy freely. Systems…

Q: What is limitation of Newton's cooling law?

A: The limitation s of the newtons cooling law are as follows:1. The difference of temperature between…

Q: When does Thermal equilibrium occur?

A: A thermal equilibrium between two systems occurs when there is no net exchange of heat between them.

Q: On a winter day when the air temperature is 0 °C, the relative humidity is 50% . Outside air comes…

A: Given, Temperature T1 = 0∘ Temperature T1 = 20∘ Partial pressure of water vapor at  0∘=610.5 pa.…

Q: Give examples of latent heat, fusion, evaporation, and condensation on a day to day basis.

A: Objective: To determine the examples of latent heat, fusion, evaporation, and condensation in the…

Q: What is Newtons law of cooling?

A: Newton’s law of cooling can be defined as:

Q: What was the rise in temperature during these two days?

A: Given; Body temperature of a patient on monday is;    T=1020F On tuesday it was 1040FWhat was the…