An electric kettle, connected to a 240V mains, produces 6.0 x 105J of heat energy to boil a quantity of water in 5 minutes. Find the resistance of the kettle.
a
14.4\(\Omega\)
b
28.8\(\Omega\)
c
144\(\Omega\)
d
288\(\Omega\)
e
2880\(\Omega\)
Explanation
Correct Option
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NansSa
1 year ago
Given V, H and T to find Resistance R. Find I first using H=IVt. Then to find R use H=I^2 Rt
