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The decibel (dB) is defined

An amplifier has an input power of 5 mW. The output power is 100 mW. What is the decibel gain to the nearest decibel?
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2. asked by Erica
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An amplifier has an input power of 5 mW. The output power is 100 mW. What is the decibel gain to the nearest decibel?
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2. 249 views
the decibel level of a person talking in a room is 65.0 dB relative to the threshold of hearing determine the decibel level if 6
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2. asked by Cookie
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The decibel level of a sound is given by dB=10log(EE0), where E0=10−12wattsm2 and E is the intensity of the sound.(a) Find the
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2. asked by Sarah
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When the volume control on a stereo system is increased, the voltage across a loudspeaker changes from V1 to V2, and the decibel
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2. asked by Help plis
3. 702 views
A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
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2. 152 views
A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
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2. asked by lucy
3. 811 views
A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
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2. asked by Anonymous
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A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
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2. asked by Chris
3. 905 views
o quantify the intensity of sound, the decibel scale was developed. The formula for loudness L on the decibel scale is Upper
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2. 36 views