(engineering) A magnetic needle used in compass adjustment to find the relative intensity of the horizontal components of the earth's magnetic field and the magnetic field at the compass location.
vibrating needle
| Sci-Tech Dictionary: vibrating needle |
(′vī′brād·iŋ ′nēd·əl)
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 | horizontal force instrument (engineering) |
| Walter Hunt |
| CD (technology) |
 | What is a vibration? Read answer... |
| What is a vibrater? Read answer... |
| Why were the needles named the needles? Read answer... |
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 | Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
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