magnetic needle. A slender bar of magnetized steel usually suspended on a low-friction mounting and used in various instruments, especially in the magnetic compass, to indicate the direction of the earth’s magnetic poles.
Laboratory Equipment
Magnet Needle On Stand
magnetic needle. A slender bar of magnetized steel usually suspended on a low-friction mounting and used in various instruments, especially in the magnetic compass, to indicate the direction of the earth’s magnetic poles.
KSh570.00






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