9p48) The figure shows a length of wire carrying a current i = 15 A and bent into a circular coil of one turn. On the right the same length of wire has been bent more sharply, to give a coil of two turns, each of half the original radius. If Ba is the magnitude of the gnetic field at the center of the big single coil and Bb that for the 2 turn coil, what is the ratio Bb/Ba? ubmit Answer Tries 0/8 at is the ratio of the dipole moments, H/Par of the coils? OP (a) (b)

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(c29p48) The figure shows a length of wire carrying a current i = 15 A and bent into a circular coil of one turn. On the right the same length of wire has been bent more sharply, to give a coil of two turns, each of half the original radius. If Ba is the magnitude of the
magnetic field at the center of the big single coil and Bb that for the 2 turn coil, what is the ratio Bb/Ba?
Submit Answer Tries 0/8
What is the ratio of the dipole moments, Hb/Ha, of the coils?
Submit Answer Tries 0/7
Q
(a)
(b)
Transcribed Image Text:(c29p48) The figure shows a length of wire carrying a current i = 15 A and bent into a circular coil of one turn. On the right the same length of wire has been bent more sharply, to give a coil of two turns, each of half the original radius. If Ba is the magnitude of the magnetic field at the center of the big single coil and Bb that for the 2 turn coil, what is the ratio Bb/Ba? Submit Answer Tries 0/8 What is the ratio of the dipole moments, Hb/Ha, of the coils? Submit Answer Tries 0/7 Q (a) (b)
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