engineering recuitment HPCL Engineer Mock Test 2024 Electromagnetic Theory Magnetostatics Magnetostatic Field
One of the following is not a valid statement:
1
Fleming’s right hand rule is used to find out the direction of current in the conductor of a generator
2
Fleming’s left hand rule is used to find out the direction of rotation of the armature of DC motor
3
Ampere’s rule is used to find out the direction of lines of force around the wire carrying current
4
Right hand thumb rule is used to find out the direction of counter current produced in the armature magnetic field