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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A long, straight, hollow conductor (tube) carrying a current has two sections A and C of unequal cross sections joined by a conical section B. 1, 2 and 3 are points on a line parallel to the axis of the conductor. The magnetic fields at 1, 2 and 3 have magnitudes B 1 ​ ,B 2 and B 3 . Then,

A long, straight, hollow conductor (tube) carrying a current has two sections A and C of unequal cross sections joined by a conical section B. 1, 2 and 3 are points on a line parallel to the axis of the conductor. The magnetic fields at 1, 2 and 3 have magnitudes B 1 ​ ,B 2 and B 3 . Then,

2 and 3 are points on a line parallel to the axis of the conductor. The magnetic fields at 1 2 and 3 have magnitudes B 1 ​ A long B 2 and B 3 . Then hollow conductor (tube) carrying a current has two sections A and C of unequal cross sections joined by a conical section B. 1 straight