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MBD PUBLICATION-THERMAL PROPERTIES OF MATTER (HEAT TRANSFER)-QUESTION BANK
- What is SI unit of Stefan's constant
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- What is the absorption co-efficient of a perfect white body ?
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- What is the absorptive power of a perfectly black body ?
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- Land and sea breeze are due to the process of .
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- We feel hot , When we stand near a fire due to the process of .
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- The absorptive power of a black body is .
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- The dimension of Stefan's constant is .
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- The dimension of Wien's constant is .
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- Woolen clothes keep the body warm as wool is of heat.
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- The absorptive power of a perfectly black body is.
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- perfect insulator has a value of a thermal conductivity .
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- Heat is transmitted from higher to lower temperature through actual ma...
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- Convection of heat takes place in
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- Wave length of heat radiation are between to .
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- The material medium is not required for the propagation of heat in
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- In a room containing air, heat can go from one place to another by
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- Example of diathermanous body is .
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- Very slow mode of heat transfer is .
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- Ratio of emissive power of perfectly black
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- Dimension of emissive power is .
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