Physics, 29.11.2019 04:31 mikaelalcool49
An immersion heater used to boil water for a single cup of tea plugs into a 120 v outlet and is rated at 450 w . suppose your super-size, super-insulated tea mug contains 400 g of water at a temperature of 23 ∘c. you can ignore the energy needed to raise the temperature of the mug and the heater itself. what is the resistance of the heater? how long will this heater take to bring the water to a boil?
Answers: 3
= Change in temperature = 100-23 (100°C boiling point)
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An immersion heater used to boil water for a single cup of tea plugs into a 120 v outlet and is rate...
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