Edexcel Gcse Physics/additional Science - Unit P2 Physics For Your Future Page 16
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3416
(ii)
V
R =
l
She sets the control at the “bright” position.
The current is 0·26 A and the potential
difference (voltage) across the lamp is 6·0 V.
Calculate the resistance of the lamp.
(2 marks)
Ω
resistance of the lamp = _______________
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