A 25-W soldering iron runs on 110 V. What is its resistance?
A. 0.0020 W
B. 4.4 W
C. 0.48 kW
D. 2.8 kW
Answer:C
A 25-W soldering iron runs on 110 V. What is its resistance?
A. 0.0020 W B. 4.4 W C. 0.48 kW D. 2.8 kW