if 220 V potential difference is applied across an electric bulb, a current of 0.45 A flows the bulb what must be the power of the bulb
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R =V/A
R=220 / 0.45
R=488.88
shirkea5:
if 220 V potential difference is applied across an electric bulb, a current of 0.45 A flows on the bulb what must be the power of the bulb
a refraction of light through a glass slab, the directions of the incident ray and refracted ray are _____________
The refracted ray bent inwards towards the normal when light travels from a rarer to denser and light rays travels away from normal when it passes from a denser to rarer medium the
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a refraction of light through a glass slab, the directions of the incident ray and refracted any are ___________
a refraction of light through a glass slab, the directions of the incident ray and refracted ray are _______
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