Question:
can we use the hand rules in all cases or are there any rules to apply them
Answer:
Every rule, we use to find the direction of a specific physical quantity.
Eg.
1. Right hand thumb rule - This rule is used to find direction of magnetic field associated with a current carrying conductor.
2. Flemings left hand rule, is used to find the direction of force on a charge, when it is moving in a megnetic field.
3. Flemings right hand rule- With the help of this rule the direction of induced current in the conductor can be found.
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