A 100 turn circular coil of radius 40 cm is placed in the earth's magnetic field 0.39 G, such that its magnetic dipole moment makes an angle 40° with the field as shown in the picture. If the current in the circular coil is 160 A, then calculate the following:

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A 100 turn circular coil of radius 40 cm is placed in the earth's magnetic field 0.39 G, such that its magnetic dipole moment makes an angle 40° with the field as shown in the picture. If the current in the circular coil is 160 A, then calculate the following:
A 100 turn circular coil of radius 40 cm is placed in the earth's magnetic field 0.39 G, such that its magnetic
dipole moment makes an angle 40° with the field as shown in the picture. If the current in the circular coil is
160 A, then calculate the following: (2+1+1=4 marks)
B
a) The magnetic dipole moment of the coil in Am? =
b) The torque on the current loop measured in Nm =|
c) The potential energy of the current loop in joules
%3D
Transcribed Image Text:A 100 turn circular coil of radius 40 cm is placed in the earth's magnetic field 0.39 G, such that its magnetic dipole moment makes an angle 40° with the field as shown in the picture. If the current in the circular coil is 160 A, then calculate the following: (2+1+1=4 marks) B a) The magnetic dipole moment of the coil in Am? = b) The torque on the current loop measured in Nm =| c) The potential energy of the current loop in joules %3D
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