A 72 W navigation unit on a commercial aircraft has a 24 V power supply and uses 3 A of electric current. What is the electrical resistance of the navigation unit?
4 ohms 8 ohms 13 ohms 22 ohms
Question: A 72 W navigation unit on a commercial aircraft has a 24 V power supply and uses 3 A of electric current. What is the electrical resistance of the navigation unit?
A. 4 ohms
B. 8 ohms
C. 13 ohms
D. 22 ohms
Answer: