An electric iron is rated 1100W, 220V. Calculate: (i) resistance of the iron (ii) current it draws.
Share
An electric iron is rated 1100W, 220V. Calculate: (i) resistance of the iron (ii) current it draws.
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Explanation:
P = V²/R
R = V²/P
R = (220)²/ 1100
R = 220× 220 / 1100
R = 44 ohm
P = V I
I = P / V
I = 1100 / 220
I = 5 A
Answer:
I = 5A
Explanation:
==>Power P= 1100w
==>(voltage)V =220
==>R = ?
==>I=?
===>p = v/I
===>I =P/V
===>I = 1100/220
===>I = 5A