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Q5. Table Q5 shows the values of the resistance, R ohms, and the voltage, V volts, recorded in an experiment.

(a) Draw a straight line graph to show that R and V are related by a law of the form R = a/V + b where a and b are constants. (10)

(b) Determine approximate values of a and b. (6)

Suggested scales:      horizontal axis 2 cm = 0.5

vertical axis 2 cm = 2