What is unit of thermal conductivity?

Q: How does the specific heat capacity of water compare with the specific heat capacities of other…

A: Water has highest specific heat capacity equal to . It means that to boil 1 kg of water by 1 K, heat…

Q: What is the physical mechanism of heat conduction in a solid, a liquid, and a gas?

A:

Q: What is thermal expansion and coefficient of thermal expansion?

A: In thermodynamics, thermal expansion is defined as the expansion in the size of an element due to an…

Q: Two substances are warmed from 0°C. Their temperatures are plotted as a function of the amount of…

A: The specific heat of a substance is the amount of energy required to raise the temperature of one…

Q: The unit of thermal conductivity is:

A: When the heat is transferred to one end to the other end of the material, the heat flows per second…

Q: What is the loss or gain of thermal energy by a system called?

A:

Q: An introduction to thermal physics

A: Thermal Physics : it is the combined study of thermodynamics, statical mechanics, and kinetic theory…

Q: What is used to measure temperature

A: What is used to measure temperature

Q: what is the difference between  heat transfer by conduction, convection and radiation

A: We know that, The heat transfer is slow in conduction. The heat transfer is faster in convection.…

Q: aluminum has a higher specific heat capacity than iron this means that for equal masses of aluminium…

A: Answer:- Aluminum has a higher specific heat capacity than iron this means that for equal masses of…

Q: Find the new length (in m) of an 13.45 m copper pipe that is heated from -19.1˚C to 57.6˚C [round…

A: Given  Initial length, Lo = 13.45 m  Initial temperature, To = -19.1 °C  Final temperature, T = 57.6…

Q: If the amount of heat energy given to an iron rod is {53} calories, then its value in joules is.

A: The heat energy given to the iron rod is 53 cal. The energy in 1 cal is  41.184 J. The heat energy…

Q: The two metallic strips that constitute some thermostats must differ in: * thickness length…

A: Thermostat are made with two different metallic strips that have different property of  linear…

Q: What are the uses of specific heat in our daily life?

A: Substances having a small specific heat capacity, are very useful as material in cooking instruments…

Q: If 500J of thermal energy is dissipated in 10s through a steel bar raising its temperature by 8K and…

A: Write the expression for thermal conductivity of the steel bar.

Q: Is a number which indicates the change in length per unit length per degree of temperature change…

A: Number which indicates the change in length per unit length per degree of temperature change is

Q: What is the Celsius temperature?

A: Introduction: The temperature of the object is the degree of hotness or coldness which may be…

Q: At what common temperature will a block of wood and a block of metal feel neither hot nor cold to…

A: The heat tranter will occur only when the temperature of the object and the surroundings are…

Q: Find the new length (in m) of an 14.61 m copper pipe that is heated from -15.9˚C to 50.8˚C [round…

A: Initial length,  Initial temperature,  Final temperature,  Linear coefficient of thermal expansion…

Q: If the amount of heat energy given to an iron rod is {39} calories, then its value in joules is.

A: Given: The heat energy given to the iron rod is 39 cal.

Q: In order to measure the transfer of thermal energy from one temperature body to another, what device…

A:

Q: A house is losing heat at a rate of 1800 kJ/h per °C temperature difference between the indoor and…

A: a) The temperature in Degree Celsius is related to the Kelvin scale as,

Q: the thermal conductivity depends on?

A: Objective: To determine the dependency of thermal conductivity.

Q: Thermal conductivity of air is less than that of felt, but felt is a better heat insulator in…

A: the thermal conductivity of air is less than the felt where as the open air conduct heat  through…

Q: How does the science of heat transfer differ from the science of thermo dynamics?

A: The thermodynamics is the framework of science which deals with the system’s energy interaction…

Q: What is Conduction in physics ?

A: Conduction is the transfer of thermal energy or electric charge through a material through direct…

Q: Temperature is a relative measure of

A: Given in question:  Temperature is a relative measure of........ To find: Complete the given…

Q: if its required 240 calories of energy to increase 50 gram objects temperature from 15 c to 150 c.…

A:

Q: thermometer does not use mercury.

A: In this question we have to answer which thermometers do not use mercury.Please give positive…

Q: What kind of thermal conductivity and specific heat requirements would you specify for cooking…

A: For cooking utensils, it should have low specific heat. So it can easily attain the temperature of…

Q: When the temperature changes during the day which tempature scale will have the greater change

A:

Q: coefficient of thermal conductivity depends on what factors?

A: We know that, The thermal conductivity is defined as, K=QdA∆T Where Q= amount of heat transfer  d =…

Q: A thermal conductor is heated at one end , What is the theoretical value of its thermal conductivity…

A: Heat flow rate (Q),