How many identical resistors were connected in series if each of them has a resistance of 50

How many identical resistors were connected in series if each of them has a resistance of 50 ohms, and their total resistance is 600 ohms?

1. With series connection of resistors, the total resistance:
Rtot = R1 + R2 + R3 + … + Rn, where n is the number of resistors connected in series.
If the resistor values are the same:
Rtot = n * R
2. Let us find from this formula n:
n = Rtot / R
3. Substituting the numerical values, we get:
n = Rtot / R = 600/50 = 12
Answer: 12 resistors were connected.



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