dandanlago7777 dandanlago7777 30-01-2024 Physics contestada BX and BY are the magnetic field at the centre of two coils of two coils X and Y respectively, each carrying equal current. If coil X has 200 turns and 20 cm radius and coil Y has 400 turns and 20 cm radius, the ratio of BX and BY is(A) 1 : 1(B) 1 : 2(C) 2 : 1(D) 4 : 1