A bulb of 40w burns for 10 h a day what its relation and si nbsp-unit-

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Standard X

Physics

Heating Effect of Current

a bulb of 40w...

Question

a bulb of 40w burns for 10 h a day what its relation and si unit.

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Solution

Dear Student ,
If a bulb of 40 W burns 10 h in a day then the energy consumed by the bulb is ,
$E = P \times t = 40 \times 10 \times 3600 = 1 \cdot 44 \times 10^{6} J$

Its S.I unit is joule .

Regards

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a bulb of 40w burns for 10 h a day what its relation and si unit.

Dear Student , If a bulb of 40 W burns 10 h in a day then the energy consumed by the bulb is , E=P×t=40×10×3600=1·44×106 J Its S.I unit is joule . Regards

Dear Student ,
If a bulb of 40 W burns 10 h in a day then the energy consumed by the bulb is ,
$E = P \times t = 40 \times 10 \times 3600 = 1 \cdot 44 \times 10^{6} J$

Its S.I unit is joule .

Regards