Question

By geometrical means, prove that intensity is constant with distance.

By geometrical means, prove that intensity is constant with distance.

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
4. The intensity of light is proportionate to the inverse square of the distance to the...
4. The intensity of light is proportionate to the inverse square of the distance to the light source. At the same distance, Lightbulb A shines at 9 times the intensity as Lightbulb B. How many feet do you need to stand from Lightbulb B so it appears to have the same intensity as Lightbulb A at 12 feet away.
The intensity I of light (measured in foot-candles) varies inversely with the square of the distance...
The intensity I of light (measured in foot-candles) varies inversely with the square of the distance from the bulb. Suppose the intensity of a 100-watt light bulb at a distance of 2 meters is 0.075 foot-candle. Determine the intensity of the bulb at a distance of 3 meters.
At a distance of 13.0 m from a point source, the intensity level is measured to...
At a distance of 13.0 m from a point source, the intensity level is measured to be 65 dB. At what distance from the source will the intensity level be 32.5 dB?
At a distance of 100 m from a construction site, the sound intensity level is 90...
At a distance of 100 m from a construction site, the sound intensity level is 90 dB.  Assume the sound produced from construction site is isotropic, at what distance in meters is the intensity level 122 dB?
The sound intensity of a conversation at a distance of 6.0 m is 1.7 x 10^-7...
The sound intensity of a conversation at a distance of 6.0 m is 1.7 x 10^-7 W / m^2 . Determine the intensity at a distance of 5.0 m. Assume that the sound spreads evenly in all directions. (10 points)
At what distance from the Sun is the intensity of sunlight three times the value at...
At what distance from the Sun is the intensity of sunlight three times the value at the Earth? (The average Earth-Sun separation is 1.496 x 1011 m.)
The sunlight’s intensity that hits the Earth can be treated as approximately constant at the “top”...
The sunlight’s intensity that hits the Earth can be treated as approximately constant at the “top” of the Earth’s atmosphere where the intensity is 1.37 kW/m/m. Justify why this is true.
A person standing a certain distance from fifteen identical loudspeakers is hearing a sound level intensity...
A person standing a certain distance from fifteen identical loudspeakers is hearing a sound level intensity of 112 dB. What sound level intensity would this person hear if three are turned off?
A person standing a certain distance from eighteen identical loudspeakers is hearing a sound level intensity...
A person standing a certain distance from eighteen identical loudspeakers is hearing a sound level intensity of 118 dB. What sound level intensity would this person hear if seven are turned off?
With one violin playing, the sound intensity level a certain distance away is measured at 75...
With one violin playing, the sound intensity level a certain distance away is measured at 75 dB. If 3 violins play equally loudly, what will the sound level be, assuming they are all at that same distance from you?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT