Solved: An air conditioner draws 18 A at 220-V ac. The

Chapter 16, Problem 76GP

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

Problem 76GP

An air conditioner draws 18 A at 220-V ac. The connecting cord is copper wire with a diameter of 1.628 mm. (a) How much power does the air conditioner draw? (b) If the length of the cord (containing two wires) is 3.5 m. how much power is dissipated in the wiring? (c) If no. 12 wire, with a diameter of 2.053 mm. was used instead, how much power would be dissipated in the wiring? (cf) Assuming that the air conditioner is run 12 h per day, how much money per month (30 days) would be saved by using no. 12 wire? Assume that the cost of electricity is 12 cents per kWh.

Questions & Answers

QUESTION:

Problem 76GP

An air conditioner draws 18 A at 220-V ac. The connecting cord is copper wire with a diameter of 1.628 mm. (a) How much power does the air conditioner draw? (b) If the length of the cord (containing two wires) is 3.5 m. how much power is dissipated in the wiring? (c) If no. 12 wire, with a diameter of 2.053 mm. was used instead, how much power would be dissipated in the wiring? (cf) Assuming that the air conditioner is run 12 h per day, how much money per month (30 days) would be saved by using no. 12 wire? Assume that the cost of electricity is 12 cents per kWh.

ANSWER:

Step-by-step solution

Step 1 of 5

The expression which relates power, current and voltage is: P=I*V.

 /  - current

 V - voltage.

Add to cart


Study Tools You Might Need

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back