Define left hand thum rule

1.	Define left hand thum rule
Answer» When we stretched fore finger,middle finger and thumb of left hand in such a way that they are matually perpendicular.Fore finger indicates the direction of magnetic field and middle finger indicates the direction of current and the thumb indicates the direction of motion or force in the conductor. Right hand thumb rule State that if we hold the conductor in the right hand such that the thumb point in the direction of electric current, than the direction in which the fingers curl gives the direction of magnetic field

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