Red Seal Electrician Practice
DC circuitsQuestion 1365 of 1506

Three resistors of 6 Ω, 60 Ω and 100 Ω are connected in parallel. What is the total resistance?

  1. 5.17 Ω
  2. 3.00 Ω
  3. 0.193 Ω
  4. 55.3 Ω
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Correct answer: 5.17 Ω

1/R = 1/6 + 1/60 + 1/100 = 0.193 S, so R = 5.17 Ω.

Source: Computed, 5.3: Simple Parallel Circuits

Practice dc circuits

Questions last reviewed: 18 October 2026