Engineering, 20.08.2020 18:01 infoneetusinghoyg22o

An electrical heater 150 mm long and 5mm in diameter is inserted into a hole drilled normal to the surface of a large block of material having a thermal conductivity of 10W/mK. The temperature of the electrical heater is 70 oC and the temperature of block surface is 40 oC. Estimate the power dissipation of the electrical heater. (in W)

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An electrical heater 150 mm long and 5mm in diameter is inserted into a hole drilled normal to the s...

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