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How many amperes does a 20 watt compact fluorescent lamp draw?

Anonymous

∙ 13y ago

Updated: 9/20/2023

To answer this question the voltage has to be given. I = W/E. Amps = Watts/Voltage.

Wiki User

∙ 13y ago

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Q: How many amperes does a 20 watt compact fluorescent lamp draw?

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Continue Learning about Electrical Engineering

What is fluorescent lamb?

Perhaps you are asking about fluorescent lamp. This is an electrical device that uses a fluorescent bulb to give off light. The bulb is a recent invention designed to give energy savings in the residential area. The fluorescent bulb used to be used exclusively in industrial applications, but the new bulb is small and compact enough to be used in a home lamp.

What is CFL mhl and hpmv lamps?

The abbreviations are CFL - Compact Fluorescent Lamp, MHL - Metal Halide Lamp, HPMV - High Pressure Mercury Vapor, and one more is HPS - High Pressure Sodium lamp

Can we use a fluorescent lamp in DC?

Yes, fluorescent lamps may be powered by DC but they need a DC lamp controller instead of an AC ballast and starter. The DC lamp controller is more complex. I have a 12V lantern with fluorescent lamp tubes.

Which kind a light bulb uses the least amount of energy a fluorescent lamp a halogen lamp a incandescent lamp or a heating lamp?

Fluorescent lights use far less energy than any of the others listed.

What is the function of capacitor across the supply to the fluorescent lamp when it is used?

A capacitor is placed across the supply of a fluorescent lamp circuit to correct the power factor

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