Mathematical and Physical Journal
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I want the old design back!!! :-)

Problem P. 4764. (October 2015)

P. 4764. The resistance of each resistor shown in the figure is the same \(\displaystyle R\). By what percent will the dissipated power at resistor (1) change if switch K is turned on to create a short circuit through the resistor (2)?

(4 pont)

Deadline expired on November 10, 2015.


141 students sent a solution.
4 points:95 students.
3 points:21 students.
2 points:15 students.
1 point:5 students.
0 point:3 students.
Unfair, not evaluated:2 solutions.

Problems in Physics of KöMaL, October 2015