Question

(Ii) The standard units of mass, length and time in FPS system: *

Your answer

What called self demagnetisation? *

Your answer




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Answer 1

1) The unit of length is a foot (ft). The unit of mass is a pound (Lb). The unit of time is second (s).

2) Self demagnetization occurs in the magnets when they are left for a long time. The magnetic field around the magnetic material tries to demagnetize it and thus the magnet gets partially demagnetize when left for long time.

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