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Physics Current Electricity Level: Misc Level
The current in a single -loop circuit with one resistance R is 4.2 A. When an additional resistance of 2.4 Q is inserted in series with R, the current drops to 2.9 A. What is R?
Physics Current Electricity Level: Misc Level
The current in a single -loop circuit with one resistance R is 4.2 A. When an additional resistance of 2.4 Q is inserted in series with R, the current drops to 2.9 A. What is R?