 Physics Heat Transfer Assignment Help

# Heat Transfer Assignment Help from qualified experts

Understand how heat flows from hot objects to cool objects because of temperature differences from trusted experts at TutorEye.

## What is Heat?

Heat is the thermal energy transferred between a system because of a temperature difference between them. The SI unit of heat is Joules . For an object having mass , specific heat capacity , and change in final and initial temperature as .

### Different Scale of Temperature

Fahrenheit , Celsius , and kelvin is mostly used to measure the temperature.

The conversion formula used to convert between Fahrenheit and degree centigrade. If denotes the kelvin temperature, and denotes the Celsius temperature. ### Zeroth Law of Thermodynamics

Two bodies , and are said to be in thermal equilibrium if no heat transfer takes place when they are placed in contact with each other.

### Specific Heat Capacity

It is denoted by , and it is the amount of energy needed to raise the temperature of of a substance by .

 Material Specific Heat Capacity Specific Heat Capacity Specific Heat Capacity Water 4186 4200 1 Ice 2090 2100 0.530 Aluminum 900 900 0.215 Copper 387 400 0.0923

## Heat Questions & Answers – Sample

Question 1: We have of hot water with a temperature of . After few moments, the temperature was . How much thermal energy has been transferred from the system?

Explanation: We have given mass, initial and final temperature, let us apply the formula.

So, And, we have , , . Also, Specific heat for water would be .

Rewrite the mass Plug the values Final answer: So, there were of energy has been transferred to surrounding due to cooling.

Question 2: A copper block with a mass of 1.5 kg is heated from to . Calculate the energy required to heat the block.

Explanation: We have given mass, initial and final temperature. So, And, we have , , . Also, Specific heat for water would be .

Plug the values Final answer: The energy required to heat the block would be .

Question 3: A metal ball with a mass of 2 kg, is heated to , it requires to heat the ball, identify the metal using specific heat capacity.

Explanation: We have given mass, change in temperature, energy used. So, We have , and Plug the values.  Final answer: The calculated specific capacity of metal is close to the specific heat capacity of Aluminium. So, the metal used would be Aluminium.

## Round the clock homework help on Heat energy, definition and formulas

Ever wondered what heat energy stands for? For a Physicist studying heat,

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## How to get homework help in Physics on Heat transfer and temperature change?

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### What is heat in science?

Heat as the flow of energy from a warm object to a cooler object is known as heat.

### What is Heat vs temperature?

Heat  is thermal energy transferred from a hotter object  to a cooler object thats are in contact with each other. Temperature is the average kinetic energy of the atoms or molecules that are in the system.

### How can heat produce more heat?

Yes heat produces more heat.Heat is produced by matter. Matter is made up of atoms and molecules and energy causes the atoms and molecules to always be in motion.

### What is heat in physics?

Heat  is the form of energy that is transferred between the systems or objects with different temperatures,or levels.

### What is the best definition of heat?

Heat is the transfer of kinetic energy from one medium  to another medium  . This type of energy transfer  is of three ways: radiation, conduction, and convection.

### How heat is transferred

Heat can be transferred in three ways: by conduction, by convection, and by radiation

a. Conduction is the transfer of energy from one molecule to another by direct contact.

B. Convection is the movement of heat by a fluid such as water or air.

C.  Radiation is the transfer of heat by electromagnetic waves