1. All radiations in a black body are
2. The heat is transferred by conduction, convection and radiation in
3. Heat is transferred by all three modes of transfer, viz. conduction, convection and radiation in
4. The radiation emitted by a black body is known as
5. The amount of heat flow through a body by conduction is
6. The emissive power of a body depends upon its
7. The amount of radiation mainly depends upon the
8. Film coefficient is defined as Inside diameter of tube
9. Thermal diffusivity is a
10. The most commonly used method for the design of duct size is the
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