JEE · NEET Previous Year Question
A current of 5A is passing through a non-linear magnesium wire of cross-section 0.. At every point the direction of current density is at an angle of 600 with the unit vector of area of cross-section. The magnitude of electric field at every point of the conductor is: (Resistivity of magnesium )
Topic: JEE PYQ
Answer: C. Full step-by-step solution below.
- A
- B
- C
- D
Correct answer: C
Solution
(c)Now,
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