MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Heating Effect of Current

An electric k...

Question

An electric kettle rated at 220 V, 2.2 kW, works for 3 hours. Find the energy consumed and the current drawn.

Open in App

Solution

Given:
V = 220 V
P = 2.2 kW = 2.2 x 10³ w
t = 3 h

Electrical energy, E = P x t
= 2.2 kW x 3 h
= 6.6 kWh

Current drawn, I = P/V
= $\frac{2.2 x 10^{3}}{220}$
= 10 A

Suggest Corrections

thumbs-up

1

Similar questions

Q. An electric kettle is rated as

2.5 k W, 250 V

. Find the cost of running the kettle for two hours at

60 paisa / unit

.

Q. Ten identical electric bulbs, each rated

220 V

50 W

are used in parallel on

220 V

10

hours per day in a month of

30

days. The electric energy consumed in kilo watt hours is

Q. An electric kettle is rated

^{'} 2.5 k W, 250 V^{'}

. Find the cost of running the kettle for two hours at Rs.

5.40

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Heating Effect of Current_Tackle

PHYSICS

Watch in App

explore_more_icon

Explore more

Heating Effect of Current

Standard X Physics

Join BYJU'S Learning Program

CrossIcon