iPad 1:20 PM 97% Done Photo (1 of 2) 0 Which of the following is NOT true concer

Question

iPad 1:20 PM 97% Done Photo (1 of 2) 0 Which of the following is NOT true concerning magnetism? A. An object will lose its magnetism if heated enough B. Magnetic North poles can be found without South poles C. Each atom has its own magnetic moment D. Magnetic fields must be created by moving charges Part B: Long Answer. 20 points, Write out all of your work, and clearly indicate your final numerical answer 11. A square conducting loop (with sides 2.5 cm) has a resistance R, and is oriented so that its area vector is aligned with an external magnetic field that changes with time, given by: B(t) (0.1 T/s)t a) Find the emf induced in this loop by the external B-field. b) Find the current through this loop

Explanation / Answer

10)

Ans: B. Magnetic northg poles can be found without south poles.

It is not possible. Poles always exist in pairs. Magnetic monopole does not exist.

Rest of the options are true.

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