Red Seal Electrician Practice
DC circuitsQuestion 1318 of 1506

A 240 V supply feeds a resistive load of 40 Ω. What current flows in the circuit?

  1. 3.46 A
  2. 0.167 A
  3. 10.4 A
  4. 6.00 A
Show answer

Correct answer: 6.00 A

I = V ÷ R = 240 V ÷ 40 Ω = 6.00 A.

Source: Computed, 2.1: Ohm’s Law - How Voltage, Current, and Resistance Relate

Practice dc circuits

Questions last reviewed: 18 October 2026