An electric immersion heater, 10 mm in diameter and 300 mm long, is rated at 550 w. if the heater is horizontally positioned in a large tank of water at 20c, estimate its surface temperature. estimate the surface temperature if the heater is accidentally operated in air at 20c.
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An electric immersion heater, 10 mm in diameter and 300 mm long, is rated at 550 w. if the heater is...
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