HOW MAGNETIC FIELD IS CREATED? Activity 13.1: * Take a straight thick copper wire and place it between the points X and Y in an electric circuit, as shown in Fig. 13.1. The wire XY is
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MAGNETIC FIELD DUE TO A CURRENT THROUGH STRAIGHT CONDUCTOR What determines the pattern of the magnetic field generated by a current through a conductor? Does the pattern depend on the shape of the
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RIGHT-HAND THUMB RULE A convenient way of finding the direction of the magnetic field associated with a current-carrying conductor is given in Fig. 13.7. Figure 13.7: Right-hand thumb r
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MAGNETIC FIELD DUE TO A CURRENT THROUGH A CIRCULAR LOOP We have so far observed the pattern of the magnetic field lines produced around a current carrying straight wire. Suppose this straight wire
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MAGNETIC FIELD DUE TO A CURRENT IN SOLENOID A coil of many circular turns of insulated copper wire wrapped closely in the shape of a cylinder is called a solenoid. The pattern of the magnetic fie
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