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P1: GCSE Science - EDEXCEL
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The electric fan is an example of motor effect in action. By blowing air around, the fan makes it easier for the air to evaporate sweat from the skin. The more evaporation, the cooler it feels.

 

     

 P1 DC Electric Motor

Syllabus Summary Questions Answers

  

           If a current carrying wire is placed in a magnetic field it will move.

             The current used is a direct current.

                                        

           This effect is known as the motor effect.

           The force experienced by the wire is stronger if:

             The current is increased.

             A stronger magnet is used.

           If the current or the poles of the magnet are reversed, the motion of the wire is reversed.