AP EAMCET202526 May 2025Evening ShiftPhysicsMagnetic Effects of CurrentActual
The magnetic field at the centre of a long solenoid having 400 turns per unit length and carrying a current ' i ' is 6.24 10⁻² ~T . The magnetic field at the centre of another long solenoid having 200 turns per unit length and carrying a current ' i^ 2 is
Options
- A1.56 10⁻² ~T
- B2.4 10⁻² ~T
- C26 10⁻² ~T
- D2.6 10⁻² ~T
Correct answer
A. 1.56 10⁻² ~T
Step-by-step solution
No Solution