Question

Precaution for magnetic effect of electric current

Answer 1

Answer:

If a current carrying conductor is held by right hand; keeping the thumb straight and if the direction of electric current is in the direction of thumb, then the direction of folding of other fingers will show the direction of magnetic field.

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Answer 2

Answer:

Explanation:

According to Fleming’s left hand rule, if the forefinger, middle finger and thumb of the left hand are stretched such that they are at right angles to each other, then the forefinger gives the direction of the magnetic field. The middle finger points in the direction of the current. The thumb gives the direction of the force acting on the current-carrying conductor placed in the external magnetic field.

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