A long solenoid has 800 turns per metre length of solenoid. A current of 1.6 A flows…

Physics · JEE Main · NTA Exams — Magnetic Effects of Current and Magnetism

1. 16 × 10^–4 tesla
2. 8 × 10^–4 tesla
3. 32 × 10^–4 tesla
4. 4 × 10^–4 tesla

Answer

(B) 8 × 10 –4 tesla

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