TS EAMCET · Physics · Current Electricity
The ends of an element of zinc wire are kept at a small temperature difference \(\Delta T\) and a small current \((I)\) is passed through the wire. Then, the heat developed per unit time
- A is proportional to \(\Delta T\) and /
- B is proportional to \(I^3\) and \(\Delta T\)
- C is proportional to Thomson coefficient of the metal
- D is proportional to \(\Delta T\) only
Answer & Solution
Correct Answer
(A) is proportional to \(\Delta T\) and /
Step-by-step Solution
Detailed explanation
The heat developed per unit time in given condition is proportional to \(\Delta T\) and \(I\).
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