DP Physics (first assessment 2025)

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Question 21N.1A.SL.TZ0.21

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Date November 2021 Marks available [Maximum mark: 1] Reference code 21N.1A.SL.TZ0.21
Level SL Paper 1A Time zone TZ0
Command term Question number 21 Adapted from N/A
21.
[Maximum mark: 1]
21N.1A.SL.TZ0.21

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?


 

[1]

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A

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