A 220V electric kettle takes 990W. Calculate (i) the resistance of the heating element, (ii) the time required to melt and boil away 1kg of ice assumi

Question

A 220V electric kettle takes 990W. Calculate (i) the resistance of the heating element, (ii) the time required to melt and boil away 1kg of ice assumi

A 220V electric kettle takes 990W. Calculate (i) the resistance of the heating element, (ii) the time required to melt and boil away 1kg of ice assuming a heat loss of 40% by conduction and radition.

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - 1.414hour,`49Omega`

4 views Answered 2023-02-05 15:29