Physics Colon GCSE/Standard Grade
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Voltage, energy and current

Added: Apr 02, 2011 by electro
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Learners should remember that electrons don't get hot, wires get hot. Also when very high voltage (
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Comments
cab1: I LOVE THIS LESSON. LEARNT SO MUCH. THANKS B :) you rock as a teach i wish i had you as a teacher.
joff405: Forgot to explain the function of transformers;nnFirst one -STEP UP; Increases voltage but reduces current- "Large amounts of energy moving slowly"nnSecond one- STEP DOWN; Decreases Voltage from 13200V to the domestic supply 230V
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