Physics 7.2.3

Question 1

The Direction of the Force (aka the Thrust) on a Current Carrying Wire Depends on…

Answer 1

The Direction of the Current, & the Direction of the Magnetic Field.

Question 2

The Direction of the Force (the Thrust) can be Worked Out by Using…

Answer 2

Fleming’s Left-Hand Rule.

Question 3

In the Motor Effect, what is Represented by Each Finger in Fleming’s Left Hnad Rule? (3)

Answer 3

-Second Finger (Middle Finger): Direction of Current Flowing through the Wire.

-First Finger (Index Finger): Direction of Magnetic Field Lines of the Magnets (Perpendicular to Second Finger).

-Thumb: Direction of Force Acting on Wire.