A $95\mathrm{.}0$ AA current circulates around a $1\mathrm{.}80-$mmmm$-$diameter superconducting ring.

Part A

What is the ring's magnetic dipole moment?

Express your answer in amper$-$meters squared with the appropriate units.

Part B

What is the on$-$axis magnetic field strength $5\mathrm{.}30$ cmcm from the ring?

Express your answer with the appropriate units.

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