A tube light of 80w is used for 8 hrs per day . Calculate the unit of energy
Answers
Answered by
6
Explanation:
80
----------×8
1000
640
=------------
1000
=.64kwh
Answered by
28
Answer:
2304 kilojoule
Explanation:
energy =80 watt
1hr =3600 second
time=8 hr =8 ×3600 second
time=28800 second
power=energy/time
power × time =energy
energy = power × time
=80 × 28800
energy=2304000 Joule
Or
energy =2304 kilojoule
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