Heat questions | form five Physics
(5668) Question Category: Short answers Mention three qualities that make a particular property suitable for use in a practical Answer / Solution UNSOLVED |
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(5669) Question Category: Mathematical Calculation Study the values in Table 1 which represent the observations of a particular room temperature obtained by using two types of thermometers and then answer the questions that follow: Table 1
(i)Calculate the value of unknown room temperature on the scales of resistance thermometer and constant volume gas thermometer. Answer / Solution UNSOLVED |
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(5670) Question Category: Short answers Define coefficient of thermal conductivity. Answer / Solution UNSOLVED |
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(5671) Question Category: Short answers Write down two characteristics of a perfectly lagged bar. Answer / Solution UNSOLVED |
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(5672) Question Category: Mathematical Calculation A thin copper wall of a hot water tank having a total surface area of 5.0m2 contains 0.8m3 of water at 350K and is lagged with a 50mm thick layer of a material of thermal conductivity 4.0×10-2Wm-1 K-1. If the thickness of copper wall is neglected and the temperature of the outside surface is 290K, Answer / Solution UNSOLVED |
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