MCQs: According to the Fourier's law of heat conduction, the rate of heat transfer by conduction depends upon
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MCQs: What is the temperature gradient in the conduction heat transfer?
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MCQs: Why is the negative sign introduced in the equation of Fourier's law of heat conduction? q = – kA (dT / dx)
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MCQs: The value of thermal conductivity k depends upon
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MCQs: The materials which have low thermal conductivity are called as ____________
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MCQs: How does the radiation heat transfer occur through perfect vacuum?
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MCQs: The Stefan-Boltzmann law of thermal radiation is applicable for
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MCQs: According to the Stefan-Boltzmann law of thermal radiation for a perfect radiator, the rate of radiant energy per unit area is proportional to
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MCQs: Which of the following fluid can be considered as an ideal fluid?
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MCQs: The viscosity of a liquid
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MCQs: How is the viscosity of gas affected by change in its temperature?
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MCQs: What is kinematics viscosity of a fluid?
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MCQs: The heat transfer is largely governed by conduction from the surface of the fluid, when
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MCQs: Generally, thermal conductivity of liquids is
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MCQs: The emissive power of a body depends upon
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MCQs: At a given temperature if wavelengths are changed, the quality of radiation per unit wavelength
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MCQs: What is the relation between temperature of a body and the wavelength of its emitted radiation at its maximum emissive power?
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MCQs: Which of the following relation is correct for the radiation?
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MCQs: What is the relation between reflectivity (ρ), absorptivity (α) and transmissivity (τ)?
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MCQs: What is the opaque body?
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