a lamp of 400 ohm glows fully when connected across a 200 volt supply what is electric power of lamp
a lamp of 400 ohm glows fully when connected across a 200 volt supply what is electric power of lamp
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Explanation:
Given : V=220 volts P=100 W
∴ Resistance of the filament R=
R
V
2
⟹ R=
100
220
2
=484Ω
the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.