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A lamp filament is made
The lowest resistance in a common electric circuit containing a common lamp is in which of these A) connecting wires.B) Both of
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Christy
1,082 views
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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asked by
Tsunayoshi
531 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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asked by
shelly
1,418 views
There are electrons in the filament of the ac lamp in your bedroom. When you turn on the lamp and it glows, the glowing comes
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asked by
Jim
1,212 views
There are electrons in the filament of the ac lamp in your bedroom. When you turn on the lamp and it glows, the glowing comes
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asked by
Jim
600 views
1A)
A filament lamp- cost- 80p effiency- 0.2 expected life- 1000 hours a compact fluorescent lamp (CFL)- cost- £3.00 effiency-
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4611star
572 views
A filament lamp-
cost- 80p effiency- 0.2 expected life- 1000 hours a compact fluorescent lamp (CFL)- cost- £3.00 effiency- 0.8
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4611star
990 views
filament lamp:
cost-80p efficiency-0.2 expected life- 1000 hours compact fluorescent lamp (CFL): cost- £3.00 efficiency-0.8
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asked by
sam
539 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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asked by
Jon
1,473 views
The charge per unit length on a long, straight filament is -87.0 µC/m.
(a) Find the electric field 10.0 cm from the filament.
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asked by
preya
768 views