How Loud is a Rock Band in Terms of Power Output?

In summary, the rock band's total power output can be calculated using the equation Intensity=Power/area, where the area is equal to 4pi multiplied by the distance from the speakers squared. Assuming the sound is radiated equally over a hemisphere in front of the band, the total power output can be found by dividing the intensity level of 110 dB by half of the calculated area (since the sound is only radiated over a hemisphere). This results in a power output that is not one of the multiple choice solutions.
  • #1
CherryXBOMB
4
0
Total Power output Sound!

All right, nevermind, problem resumed.

. A rock band has an average intensity level of 110 dB at a distance of 15 m from the speakers. Assuming the sound is radiated equally over a hemisphere in front of the band, what is the total power output?

Relevant Equations
Intensity=Power/area
A=4pir^2

Attempt at solution
A=4pi(15)^2
A=2827m^2
2827/2 (hemisphere)

110=p/1413
110x1413=
an answer that is not one of the multiple choice solutions...
 
Last edited:
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  • #2


CherryXBOMB said:
All right, nevermind, problem resumed.

. A rock band has an average intensity level of 110 dB at a distance of 15 m from the speakers. Assuming the sound is radiated equally over a hemisphere in front of the band, what is the total power output?

Relevant Equations
Intensity=Power/area
A=4pir^2

Attempt at solution
A=4pi(15)^2
A=2827m^2
2827/2 (hemisphere)

110=p/1413
110x1413=
an answer that is not one of the multiple choice solutions...

Problem resumed, or problem solved?
 

FAQ: How Loud is a Rock Band in Terms of Power Output?

What is total power output sound and why is it important?

Total power output sound refers to the combined electrical power output of all the speakers in a sound system. It is important because it determines the overall loudness and clarity of the sound produced by the system.

How is total power output sound measured?

Total power output sound is typically measured in watts (W) or decibels (dB). This measurement takes into account the power output of each individual speaker and combines them to determine the total power output of the system.

What is the difference between total power output sound and RMS power?

Total power output sound measures the maximum power output of a sound system, while RMS power measures the average power output. RMS power is a more accurate representation of the continuous power output of a system, while total power output sound is more useful for determining the maximum loudness potential.

Can total power output sound be increased?

Yes, total power output sound can be increased by adding more speakers or using higher wattage speakers. However, it is important to note that simply increasing the total power output does not necessarily mean better sound quality. Other factors such as speaker placement and room acoustics also play a significant role.

Is total power output sound the only factor in determining the quality of a sound system?

No, total power output sound is just one factor in determining the quality of a sound system. Other important factors include the quality of the individual speakers, the amplifier, and the overall design and engineering of the system. It is important to consider all of these factors when choosing a sound system.

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