V = IR

Solve these problems, either for V, I or R

  1. I = 2 A, R = 3 W, V = ?
  2. I = 2 A, R = 4 W, V = ?
  3. I = 4 A, R = 2 W, V = ?
  4. I = 5 A, R = 3 W, V = ?


  5. V = 6 V, R = 3 W, I = ?
  6. V = 12 V, R = 4 W, I = ?
  7. V = 4 V, R = 2 W, I = ?
  8. V = 900 V, R = 50 W, I = ?


  9. V = 6 V, I = 1 A, R = ?
  10. V = 14 V, I = 7 A, R = ?
  11. V = 230 V, I = 4.6 A, R = ?
  12. V = 200 mV, I = 20 mA, R = ?