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प्रश्न
State Fleming’s Left Hand Rule.
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उत्तर
It states that while stretching the three fingers of left hand in perpendicular manner with each other, if the direction of the current is denoted by middle finger of the left hand and the second finger is for direction of the magnetic field then the thumb of the left hand denotes the direction of the force or movement of the conductor.
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संबंधित प्रश्न
Define current. Give its S.I. unit.
A magnetic field can pass through ______ and ______.
Give detailed information about how the merchants of olden times used a magnet while travelling.
A compass is used for ______.
Write a note on:
Compass needle
The ______ produces its own magnetic field, which shields the earth’s ozone layer from the ______ and is important in navigation.
A current flowing in a wire gives rise to a magnetic field.
The magnetic field lines due to a straight wire carrying current are parallel.
The force on a charged particle moving in a magnetic field is maximum when the angle between the direction of motion and field is 90°.
The field at the center of the long circular coil carrying current will be parallel straight lines.
