(a) You are given any big piece of magnet. If you break into different small pieces, can you get any single piece of magnet with only one pole south or north? Explain your answer with proper reasoning. (b) A straight conductor carrying current i-5.0 A splits into identical semicircular arcs as shown in Fig. 2. What is the magnetic field at the center C of the resulting circular loop? Please explain your result. Fig. 2
(a) You are given any big piece of magnet. If you break into different small pieces, can you get any single piece of magnet with only one pole south or north? Explain your answer with proper reasoning. (b) A straight conductor carrying current i-5.0 A splits into identical semicircular arcs as shown in Fig. 2. What is the magnetic field at the center C of the resulting circular loop? Please explain your result. Fig. 2
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Transcribed Image Text:(a) You are given any big piece of magnet. If you break into different small pieces, can
you get any single piece of magnet with only one pole south or north? Explain your
answer with proper reasoning.
(b) A straight conductor carrying current i-5.0 A splits into
identical semicircular arcs as shown in Fig. 2. What is the
magnetic field at the center C of the resulting circular loop?
Please explain your result.
Fig. 2
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