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Heating and Chemical Effect of Current — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsHeating and Chemical Effect of Current1 Mark
Question
A 5℃  rise in temperature is observed in a conductor by passing a current. When the current is doubled the rise in temperature will be approximately(a) 16 ℃   (b) 10 ℃
 (c) 20 ℃ (d) 12 ℃
       
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Answer

(c) 20 ℃

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