GENERAL KNOWLEDGE

GK

GENERAL SCIENCE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does the fore finger represent in the Fleming’s left-hand rule?
A
Current
B
Magnetic Field
C
Motion of the conductor
D
None of the above
Explanation: 

Detailed explanation-1: -Thumb finger represents the direction of force, Fore finger represents the direction of magnetic field, middle finger represents the direction of current.

Detailed explanation-2: -the forefinger is lined up with magnetic field lines pointing from north to south. the second finger is lined up with the current pointing from positive to negative. the thumb shows the direction of the motor effect force on the conductor carrying the current.

Detailed explanation-3: -So in order, its Thumb-Force, Forefinger is Magnetic Field, Middle finger-Current.

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