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Date November 2021 Marks available 1 Reference code 21N.1.SL.TZ0.21
Level Standard level Paper Paper 1 Time zone 0 - no time zone
Command term Question number 21 Adapted from N/A

Question

A variable resistor is connected in series to a cell with internal resistance r as shown.

The resistance of the variable resistor is increased. What happens to the power dissipated in the cell and to the terminal potential difference of the cell?


 

Markscheme

A

Examiners report

[N/A]

Syllabus sections

Core » Topic 5: Electricity and magnetism » 5.3 – Electric cells
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Core » Topic 5: Electricity and magnetism
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