Exercises IX — task. Science CBSE, Class 9.

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A certain household has consumed 250 units of energy during a month. How much energy is this in joules?

We know that,

$1$ unit of energy

$=$

$kWh$

$1\ kWh$

$=$

$i \times i^{i}$

$J$

So,

$250$ units of energy

$=$

$\times 10^8\ J$

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