Jengp2710 Jengp2710
  • 26-02-2024
  • Mathematics
contestada

A long solenoid of 50 cm length having 100 turns carries a current of 2.5A. The magnetic field at centre of solenoid is:

A. 6.28x1-⁻⁴T
B. 3.14x10⁻⁴T
C. 6.28x10⁻⁵T
D. 3.14x10⁻⁵T

Respuesta :

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