Shiekh Mohamad Farhan's answer to Simin's Secondary 4 Physics question.
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The 1000V p.d is due to the wires AND the appliances.
Since 400V p.d is due to the appliance itself, we get a 600V p.d due to wires, which will give a current of 600/3 = 200A
:))))))
Since 400V p.d is due to the appliance itself, we get a 600V p.d due to wires, which will give a current of 600/3 = 200A
:))))))
Date Posted:
7 years ago
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