electricmotors(編輯修改稿)
2025-08-11 18:30 本頁面
【文章內(nèi)容簡介】 f coil (a) What are the directions of forces acting on the sides AB amp。 CD ? A B C D axis of rotation Force on side AB: downward Force on side CD: upward coil F F pole pole Example 5 Rotations of coil (b) Why is there no force acting on the side BC? A B C D axis of rotation Side BC is parallel to the magic field. coil pole pole Example 5 Rotations of coil (c) Describe the motion of the coil. A B C D axis of rotation coil pole pole The coil rotates 1/4 turn from the horizontal to the vertical position. It vibrates a few times about the vertical position, then es to rest there. Example 5 Rotations of coil (d) Name change(s) to the apparatus which would turn it into an electric motor. Explain briefly. A B C D axis of rotation coil pole pole 2 ends of coil are connected to power su
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