Edexcel Gcse Physics/additional Science - Unit P2 Physics For Your Future Page 16
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3416
(iii) The supply voltage is 12 V.
o
At 20
C the current is 0·047 A.
Calculate the resistance of the thermistor at
this temperature. (3 marks)
resistance = ______________ Ω
(iv) Use this graph of current against temperature
to explain the relationship between resistance
and temperature for this thermistor. (2 marks)
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