lenzs law statesthe direction of an induced emf
Lenz's law states:
'The direction of an induced e.m.f. is always like that it tends to set up a current opposing the motion or the change of flux responsible for inducing that e.m.f.
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define hysteresishysteresis is the lagging effect of flux density b whenever there are changes in the magnetic field strength h when an initially
hysteresis results in a dissipation of energy hysteresis results in a dissipation of energy which appears as a heating of the magnetic material the
magnetic field due to an electric current let a piece of wire be arranged to pass vertically by a horizontal sheet of cardboard on which is
1 130000-yd3 of banked soil from a borrow pit is stockpiled before being trucked to the jobsite the soil has 18 swell and shrinkage of 8 the
lenzs law statesthe direction of an induced emf is always like that it tends to set up a current opposing the motion or the change of flux
1 on a 5-acre level terrain building site an earthwork contractor has instructed her crew to strip and grub the topsoil of a 60000-ft2 proposed
the footprint of a proposed office building is overlaid on the existing contours topographic map of a sloping site as shown in the figure the
flemings right-hand rule stateslet the thumb first finger and second finger of the right hand be extended such that they are all at right angles to
a conductor 300 mm long moves at a uniform speed of 4 ms at right-angles to a uniform magnetic field of flux density 125 t verify the current flowing
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