1. Pick out the wrong statement.
2. Multipass heat exchangers are used
3. Steam economy in case of a triple effect evaporator will be
4. Kirchoff's law is applicable to
5. The local surface conductance for laminar film condensation on vertical surface is (where, t = film thickness)
6. The Grashoff number is defined as the ratio of the
7. A __________ surface has the maximum thermal emissivity out of the following.
8. Which of the following has maximum thermal conductivity at the same temperature?
9. As per Kirchoffs law, the ratio of the total radiating power to the absorptivity of a body depends on the
10. With increase in temperature, the thermal conductivity of fresh lubricating oil
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