railway RRB Technician Grade 1 Mock Test 2024 Physics Electromagnetic Induction and Inductance Magnetic Flux
The magnetic flux (Φ) of a current carrying coil placed in a magnetic field B is given by- (θ is angle between B and area (A) vector of coil)
1
Φ = B A Sinθ
2
Φ = B A Sin2θ
3
Φ = B A Cos2θ
4
Φ = B A Cosθ