What is the intensity level

Assignment Help Physics
Reference no: EM1387547

Q. A loudspeaker at a rock concert generates 10-2 W/m2 at 18 m at a frequency of 1 kHz. Suppose that speaker spreads its energy uniformly in all directions. What is the intensity level at 18.00m?

Reference no: EM1387547

Questions Cloud

Fuel economy calculations to be altered : In an article entitled "Fuel Economy Calculations to Be Altered," James R. Healey indicated that the government planned to change how it calculates fuel economy for new cars and trucks.
Middle of counseling sessions : Critically discuss the ethical concerns when expectations and or ground rules are changed in the middle of counseling sessions? Critically discuss the possible consequences for the client and or provider when this happens?
A company is negotiating with a potential supplier : A company is negotiating with a potential supplier for the purchase of 100,000 widgets. The company estimates the suppliers variable costs are $5 per unit and that the fixed costs
Recommend a possible explanation : Codons with U or C as the second nucleotide, for example, tend to specify hydrophobic amino acids. Can you recommend a possible explanation for this phenomenon in terms of the early evolution of the protein synthesis machinery?
What is the intensity level : A loudspeaker at a rock concert generates 10-2 W/m2 at 18 m at a frequency of 1 kHz. Suppose that speaker spreads its energy uniformly in all directions. What is the intensity level at 18.00m.
Java application to display multiple choice questions : Write down the application which displays series of TEN(10) multiple choice questions: questions must cover all the Java. Each question must have four possible answers and only one answer must be correct.
Through better purchasing : through better purchasing, the cost of purchases was reduced to 43% of sales.
Does the non-coulomb electric field curl clockwise : does the non-Coulomb electric field curl clockwise.
Binomial distribution in an appropriate model : In each of the following cases, decide whether or not a binomial distribution is an appropriate model, and give your reasons.

Reviews

Write a Review

Physics Questions & Answers

  What is the gravitational energy of stone-earth system

What is the gravitational energy of stone-Earth System

  Calculate the centripetal acceleration of the child

Compute Earth's gravitational force on the Shuttle astronauts while orbiting at an altitude of 220 miles (or 354 km) above Earth's surface.

  What was the mass of the ice cube

This magnetic field accelerates the electron in a circular motion. What is radius of the circle. The final situation is observed to be all water at 18°C. What was the mass of the ice cube.

  Find the current that flows if the same potential difference

Find the current that flows if the same potential difference. A 63 kg trampoline artist jumps vertically upward from the top of a platform with the speed of 4.8 m/s.  If the trampoline behaves like a spring of spring constant 6.2×10^4 N/m, how far ..

  What is the distance of the dinosaur

The heat of vaporization of ethyl alcohol is about 200 cal/g. If 2.3 kg of it were allowed to vaporize in a refrigerator, how many grams of ice will be formed from 0°C water.

  What is the direction of the force on the bead

Four 6.50 kg spheres are located at the corners of a square of side 0.68 m. Calculate the magnitude and direction of the total gravitational force exerted on one sphere by the other three.

  How fast is she going when she reaches the bottom

Two charged spheres are 8.45 cm apart. They are moved and the force on each of them is found to have been tripled. How far apart are they now.

  How long will it take to bring the object to full stop

A 3.5 k and a 1.5 k resistor are connected in parallel and this combination is connected in series with a 1.8 k resistor. If each resistor is rated at 1/2 W, what is the highest voltage that can be applied across the whole network.

  Determine the internal resistance of the battery

The cockroach finds a bread crumb on the rim and, of course, stops. What is an angular speed of the lazy Susan after the cockroach stops.

  What will be its length and height at rest

What will be its length and height at rest

  Find the angular momentum about the pivot point

A scuba diver at a depth of 42.0 m below the surface of the sea off shores of Panama City, where the temperature is 7 °C, releases an air bubble with volume 18 cm3.

  What distance would one speakers be moved back away

Two loudspeakers are placed next to each other and driven by the same source at a frequency of 570Hz. A listener is in front of the speakers and on the line separating them.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd