HV Exit Exam • Set 3 Question 7 of 30
The direction of mechanical force experienced by a current-carrying conductor placed in a magnetic field is determined by:
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Direct Answer
Option A: Fleming's left-hand rule
Fleming's left-hand rule is used for electric motors and determining mechanical force on a conductor (Thumb = Force/Motion, Forefinger = Field, Middle finger = Current).
All Options
A
Fleming's left-hand rule
(Correct Answer)
B
Fleming's right-hand rule
C
Helix rule
D
Corkscrew rule
Detailed Explanation & Context
Fleming's left-hand rule is used for electric motors and determining mechanical force on a conductor (Thumb = Force/Motion, Forefinger = Field, Middle finger = Current).
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • High Voltage Safety Officer & Switchgear Operations (HV).
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