monyarith27 monyarith27

19-12-2022
Physics

Answered

The resistance of an electric stove element at operating temperature is 11Ω.
a. If 220 V is applied across it, what is the current through the stove element?
b. How much energy does the element convert to thermal energy in 30.0 s?
c. The element is used to heat a kettle containing 1.20 kg of water. Assume that 65 percent of the heat is absorbed by the water. What is the water’s increase in temperature during the 30.0 s?

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