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Question 17N.3.SL.TZ0.2b

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.3.SL.TZ0.2b
Level SL Paper 3 Time zone TZ0
Command term State Question number b Adapted from N/A
b.
[Maximum mark: 1]
17N.3.SL.TZ0.2b

An electrical circuit is used during an experiment to measure the current I in a variable resistor of resistance R. The emf of the cell is e and the cell has an internal resistance r.

A graph shows the variation of 1 I with R.

(b)

State the value of the intercept on the R axis.

[1]

Markscheme

«–» r

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