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A 100W incandescent lamp of

A 100W incandescent lamp of filament area 45 mm^2, emits all its energy by radiation into the surrounding space of room at 22C.
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2. asked by Tsunayoshi
3. 541 views
An incandescent lamp is marked '120v,75W'a)what is the current in the lamp under normal condition of operation? b)How much does
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2. asked by Charles
3. 737 views
investigate and compare economic and environmental impacts of incandescent light bulbs versus the various fluorescent lamps,
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2. asked by poo
3. 579 views
Turn an incandescent lamp on and off quickly while you are standing near it. You feel it's heat, but you find when you touch the
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2. asked by Rachel
3. 1,269 views
A lamp bulb is rated 100w. Why is a time factor not included in the rating?
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2. asked by Barbara
3. 1,090 views
calculate the cost of using a 100w lamp for 10 hours if electrical energy costs 11.3 per kwh
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2. asked by georgie
3. 534 views
Describe the spectrum of the light from a fluorescent lamp and from an incandescent (tungsten filament) lamp, and try to explain
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2. asked by Jon
3. 1,492 views
find the electrical enery expended by electric lamp labeled 100w in 8 seconds
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2. asked by nicholas
3. 671 views
A lamp filament is made of tungsten. Why do we get a continuous spectrum rather than a tungsten line spectrum when light from an
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2. asked by shelly
3. 1,433 views
A lamp fimament is made of tungsten. Why do we get a continuous spectrum rather than a tungsten line spectrum when light from an
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2. asked by Leigh
3. 667 views