Two resistors are connected in parallel, one R1 = 75 ohms, the other R2 = 300 ohms. Calculate the total resistance.
| July 3, 2021 | education
Given: R1 = 75 Ohm, R2 = 300 Ohm.
Find: Rtot.
Decision:
When the conductors are connected in parallel, the formula for finding the total resistance applies: Rtot = R1 * R2 / (R1 + R2), means:
Rtot = 75 * 300 / (75 + 300) Ohm,
Rtot = 22500/375 Ohm,
Rtot = 60 Ohm.
Answer: Rtot = 60 Ohm.
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