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Conduction

The primary m...

Question

The primary mode of heat transfer in liquid is

(a) conduction
(b) liquid does not transfer heat
(c) radiation
(d) convection

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Solution

(d) Convection.
Convection is the primary mode of heat transfer in fluids.

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Similar questions

Q. This/these is/are mode(s) of heat transfer.

(a) Conduction
(b) Convection
(c) Radiation
(d) All of these

Q. Q. Match the following:

Mode of Heat Transfer	Mechanism
1. Conduction	(a) Heat transfer occurs through electromagnetic waves without involving particles.
2. Convection	(b) Transfer of heat through the movement of liquids and gases.
3. Radiation	(c) Heat transfer takes place between objects by direct contact.

Select the correct answer using the code given below:

Q. Which of the following statement(s) is/ are true about convection?
1. Convection requires a medium for transfer of heat.
2. In liquids, the predominant mode of heat transfer is convection.
3. In convection, heat flows from the cold end to the hot end of the substance.

A) Heat transfer by conduction and convection require a material medium.

B) Heat transfer by radiation doesn't require a material medium.

Q. Draw a neat labelled diagram of a thermos flask. How does it prevent transfer of heat by conduction, convection or radiation?

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