Question

Find the energy in KWH consumed in 10 hour by four devices of power 500W each?

Answer 1

Power=500W=0.5KW

Time=10hr

Power=energy/time

0.5=E/10

0.5×10=E

E= 5kWh

Now,

energy consumed by 4 machines=4×5=20

hope it helps

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Answer 2

Hey mate here's your answer

No. of divices= 4

Time = 10 hours

Power = 500 W each

Energy = No. Of devices X Time X Power

= 4 X 10 hours X 500 W

= 20000 WH

= 20000\1000 = 20 Kwh

Hope it helps you!

If it helps u than mark me as brainlist.