Physics, asked by rosy8, 1 year ago

answer the question

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Answered by heplme

I think this helps u plz mark as brainliest answer

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heplme: if u have any query plz comment here

rosy8: and about the bulb

heplme: it has energy 2kilo watt hour

rosy8: If the power of heater is 1500W then the answer will be....

heplme: it is 500 watt in question

rosy8: it's the next question to answer

Answered by Anonymous

energy consumption by 5 bulbs of 100W 4 4 HRS=5*100*4= 2000Wh energy by heater of 500 W 4 2 HRS= 500*2 =1000Wh energy by iron of 1000W 4 5 HRS=1000*5=5000Wh total energy consumption=2000Wh + 1000wh+5000Wh=8000Wh=8 kWh (1 kWh=1000Wh)
1 kWh=3.6*10^6
2 kWh=3.6*10^6*2= 36*2=102J

Anonymous: if u like then mark it brainliest^•^ then u will earn some points also

Anonymous: plzz.

rosy8: plz tell in detail that how did u convert it into joules.

Anonymous: 1 kW h=3.6*10^6 J so 2 kWh =2*3.6*10^6= 102J

Anonymous: got it??

Anonymous: TYSM^•^

rosy8: what's this TYSM

Anonymous: thank you so much

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