b 2 and 3 respecti c 1 and 2 respectively d 1 and 3

Last updated: 6/10/2023

b 2 and 3 respecti c 1 and 2 respectively d 1 and 3 respectively 2 A compass needle free to turn in a horizontal plane is placed at the centre of a circular coil of 30 turns and radius 12 cm The coil is in a vertical plane making an angle of 45 with the magnetic meridian when the current in the coil is 0 35 A the needle points west to east Determine the horizontal component of earth s magnetic field at the location a 3 9 x 10 tesla tesla b 3 9 x 105 tesla c 8 0 x 10 d 7 0 x 107 tesla current