Difference between convection and conduction? Site some examples please.

Q: During an all-night cram session, a student heats up a 0.308 liter (0.308 x 10 m³) glass (Pyrex)…

A: Given,           The initial volume, V0= 0.308 liter= 0.308×10-3 m3           The initial…

Q: The temperature of the layer of the Sun that is visible to the human eye is approximately 5,800 K.…

A: Given: The surface temperature of the sun is 5800 K.

Q: Part A What is the air pressure at a place where water boils at 90 °C? Express your answer to three…

A: From the Clausius Clapeyron equation, which is most effective for ideal gases: lnP2P1=-∆HvapR1T2-1T1…

Q: Describe the relationships between heat transfer, time, and rate of heat transfer?

A: If a hotter body comes in contact with the colder body, heat transfers from the hotter to the colder…

Q: PROBLEM (a) Estimate the fractional change in the volume of Earth's oceans due to an average…

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Q: What is Latent heat? Define two types of latent heat.

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Q: What makes heat rise? Explain.

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Q: How is temperature measured? Describe the physical quantities of temperature?

A: Temperature of an object can be measured by using thermometer. There are many temperature scales…

Q: Explain the concept of Conduction heat transfer and how they occur in our daily lives

A: Answer:

Q: Define latent heat of vaporisation. Give some examples.

A: Energy required for the change of phase without any change in temperature is called Latent heat.…

Q: What do you mean by term latent heat? State its SI unit?

A: Latent heat is the measure of the heat energy per mass released or absorbed during a phase change.

Q: Explain Mechanisms of Heat Loss or Gain?

A: To determine: The mechanisms of heat loss or gain

Q: 10) An aluminum rod 17.400 cm long at 20°C is heated to 100°C. What is its new length? Aluminum has…

A: Given data :                    Original length (L0) =  17.400 cm                   Initial…

Q: 13) Explain why a solid undergoes thermal expansion in a microscopic model.

A: Macroscopic models are based on the mechanics of continuous media and use constitutive equations…

Q: The electric field 5.50 cm from a very long charged wire is (2100 N/C, toward the wire). Part A What…

A: Given data:The position of the electric field from the wire is The electric field strength is The…

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

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Q: ,1/3 The pressure change of a balloon depends on the equation P = C.V (C = 100kPa / m and n = -1 /…

A: Given:Pressure,P=C2V1/3Constant ,C=100 kpa/mVolume,V1=1 m3Volume,V2=3 m3Temperature,T2=25°C=298kThe…

Q: The type of heat transfer that occurs in liquids and gases, such as warm air rising and cold air…

A: Convection:  It is a mode of heat transfer which occurs by the motion of a fluid due to density…

Q: What’s the angle vector B=-4i+5j use the convection the angle is measured clockwise from the x axis

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Q: explain why convection and conduction occur in making squash soup?

A: explain why convection and conduction occur in making squash soup?

Q: Provide a definition and example for the first two laws of thermo dynamics

A: First law of Thermodynamics: The first law of thermodynamics states that when a system is…

Q: Find the change in volume of an aluminum sphere with an initial radius of 5.3 cm when the sphere is…

A: We have an aluminum sphere of initial radius r=5.3 cm which is heated from temperature Ti=0oC to…

Q: Why is it advisable to buy new pair of shoes in the afternoon than in the morning? 2 Why do…

A: It is advisable to buy a new pair of shoes in the afternoon than in the morning because feet…

Q: Describe the process of Calculating the Final Temperature in Calorimetry? Explain with an example?

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Q: 3. Compare and contrast between conduction, convection and radiation with examples. Conduction…

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Q: Example: For ISA, at the level where p= 20 kPa what's the temperature? What's the PO,?

A: International  Standard Atmosphere is atmospheric model of how pressure and temperature changes over…

Q: #1. Consider a lake in Vermont at the end of summer. At the end of summer, you can assume the…

A: Transfer of Heat Energy: Heat energy can be transferred from one part of space to the other part by…

Q: 4. The radiative transfer equation is written as, dl, ds -a,l, + ju. Show that this equation 1 can…

A: Let us consider an emitting region from the source with radiation coming towards the observer,…

Q: A 0.0500-kg ice cube at -30.0°C is placed in 0.350 kg of 35.0°C water in a very well-insulated…

A: Given that the mass of the water and mass of the rescue and also given the initial temperature of…

Q: Does water boil at higher temperatures at higher pressures? Explain. Cite answers

A: Does water boil at higher temperatures at higher Pressures

Q: QUESTION 1 The height of a tower made of marble is 152meters when the temperature is 40 degrees C.…

A: Given:-  The height of the tower is h = 152 meter  The initial temperature of the Tower is Ti = 40oC…

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.