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NEET Exam  >  NEET Tests  >  Test: Thermal Expansion and Heat Transfer (September 4) - NEET MCQ

Test: Thermal Expansion and Heat Transfer (September 4) - NEET MCQ


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10 Questions MCQ Test - Test: Thermal Expansion and Heat Transfer (September 4)

Test: Thermal Expansion and Heat Transfer (September 4) for NEET 2024 is part of NEET preparation. The Test: Thermal Expansion and Heat Transfer (September 4) questions and answers have been prepared according to the NEET exam syllabus.The Test: Thermal Expansion and Heat Transfer (September 4) MCQs are made for NEET 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Thermal Expansion and Heat Transfer (September 4) below.
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Test: Thermal Expansion and Heat Transfer (September 4) - Question 1
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Which of the following statements is true regarding conduction?

Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 1
Conduction is a mode of heat transfer that requires a medium (solid, liquid, or gas) for the transfer of thermal energy.
Test: Thermal Expansion and Heat Transfer (September 4) - Question 2
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Which of the following materials is generally a good conductor of heat?

Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 2
Metals are generally good conductors of heat because they have free electrons that can rapidly carry thermal energy.
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Test: Thermal Expansion and Heat Transfer (September 4) - Question 3
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What is the unit of thermal conductivity, a measure of a material's ability to conduct heat?

Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 3
The unit of thermal conductivity is Watts per meter-kelvin (W/m·K).
Test: Thermal Expansion and Heat Transfer (September 4) - Question 4
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In steady state, how does the temperature vary with distance along a rod that is insulated from the surroundings?
Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 4
In a steady state, the temperature remains constant throughout the rod if it is insulated from the surroundings.
Test: Thermal Expansion and Heat Transfer (September 4) - Question 5
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What is the main similarity between the flow of heat through rods in series and the flow of current through resistances in series?
Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 5
The flow of heat through rods in series and the flow of current through resistances in series both involve the transfer of energy through conduction.
Test: Thermal Expansion and Heat Transfer (September 4) - Question 6
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What process of heat transfer takes place without the need for a medium and involves electromagnetic waves?
Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 6
Radiation is the process of heat transfer that does not require a medium and involves electromagnetic waves.
Test: Thermal Expansion and Heat Transfer (September 4) - Question 7
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Which of the following properties of thermal radiation causes the color of a body to appear to change with temperature?
Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 7
The property that causes the color of a body to appear to change with temperature is that the wavelength corresponding to maximum emission shifts from longer wavelength to shorter wavelength as the temperature increases.
Test: Thermal Expansion and Heat Transfer (September 4) - Question 8
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What term is used to describe a body that absorbs all incident radiation and neither reflects nor transmits any of it?
Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 8
A body that absorbs all incident radiation and neither reflects nor transmits any of it is called a perfect absorber.
Test: Thermal Expansion and Heat Transfer (September 4) - Question 9
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Which law states that the rate at which a black body radiates energy is directly proportional to the fourth power of its absolute temperature?
Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 9
Stefan-Boltzmann's Law states that the rate at which a black body radiates energy is directly proportional to the fourth power of its absolute temperature.
Test: Thermal Expansion and Heat Transfer (September 4) - Question 10
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What is the unit of emissive power, which denotes the energy radiated per unit area per unit time per unit solid angle along the normal to the emitting surface?
Detailed Solution for Test: Thermal Expansion and Heat Transfer (September 4) - Question 10
The unit of emissive power is Watts per square meter-steradian (W/m²·sr).
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