Question

3. A washerman uses an electric iron for
6 hours. If the power rating of iron be
450 W, how much energy in kW h has
been consumed by him?​

Answer 1

Answer:

2.7 kWh

Explanation:

= 450/1000 kW * 6h

= 0.45*6

= 2.7 kWh

Answer 2

Answer:

$0.45 \times 6$

2.7 kw h