Flashcards: Fundamentals of Thermal Energy and Heat Transfer — 10 cartões

Todos os cartões

1Pergunta

Thermal Energy — definition?

Resposta

Total kinetic energy of particles in a substance

2Pergunta

Thermal energy — definition?

Resposta

Total kinetic energy of particles in a substance.

3Pergunta

Temperature — role?

Resposta

Measures average particle kinetic energy

4Pergunta

Heat — transfer?

Resposta

Energy transferred due to temperature difference.

5Pergunta

Heat — mechanism?

Resposta

Energy transfer due to temperature difference

6Pergunta

Modes of heat transfer — types?

Resposta

Conduction, convection, radiation.

7Pergunta

Fourier’s law — describes?

Resposta

Heat transfer rate depends on thermal conductivity, temperature gradient, area.

8Pergunta

Latent heat — involved in?

Resposta

Phase changes like fusion and vaporization.

9Pergunta

Stefan-Boltzmann law — power radiated?

Resposta

$P = \sigma e A T^4$.

10Pergunta

Conduction — transfer method?

Resposta

Transfer through direct contact.

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1. What is thermal energy primarily associated with in particles of a substance?

2. What is the primary physical quantity that characterizes thermal energy in a substance?

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