One physics professor talking produces a sound intensity level of 52 dB. Its a frightening idea, but

Question:

One physics professor talking produces a sound intensity level of 52 dB. It’s a frightening idea, but what would be the sound intensity level of 100 physics professors talking simultaneously?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Physics for Scientists and Engineers A Strategic Approach with Modern Physics

ISBN: 978-0133942651

4th edition

Authors: Randall D. Knight

See More Books

Question Posted: Nov 01, 2018 09:41 AM

See More Questions

Deep ultrasonic heating is used to promote healing of torn tendons. It is produced by applying ultrasonic sound over the affected area of the body. The sound transducer (generator) is circular with a...
Normal human speech has a sound intensity level of about 65 dB at 1 m. Estimate the power of human speech.
In a neighborhood challenge to see who can climb a tree the fastest, you are ready to climb. Your friends have surrounded you in a circle as a cheering section; each individual alone would cause a...
b) Calculate the Fault Level in MVA if a symmetrical bolted 3-phase fault occurs on the LV side of the 5MVA Transformer at 11kV c) The Tranformer impedance is 6% - Calculate the short circuit current.
The adjusted trial balances of Pacific Services at December 31, 2014, and December 31, 2013, include these amounts: 2014 2013 Supplies.......................... $ 4,000.................. $ 2,000...
Why might you use the anticipated rate of inflation as the discount rate when calculating present value?
It was stated that the topic of tax accounting would not receive extensive treatment in this textbook. In what way could this be justified? What might be the impact on what can be learned from the...
A retailer is considering the purchase of 100 units of a specific item from either of two suppliers. Their offers are as follows: A: $390 a unit, total of $39,000, 1/10, n/30, plus freight of $750....
Create a 3-5 page informal report on the topic of your choice using Microsoft Word. You can choose to do an Informational Report (e.g., describe a particular technology) or an Analytical Report...
For the case study, answer the following questions. 5. Over time, should Unilever combine the "more germs" and "faster kill" claims into positioning Lifebuoy? 6. it is unlikely that competitors would...
A wave has angular frequency 30 rad/s and wavelength 2.0 m. What are its Wave number.
A wave travels with speed 200 m/s. Its wave number is 1.5 rad/m. What are its (a) Wavelength (b) Frequency?
Use the web to learn how many pounds of plastics are recycled in your area each year. How has this value changed during the past decade?
You often see 1 kg = 2.2 lb. This expression means that (a) 1 kg is equivalent to 2.2 lb, (b) this is a true equation, (c) 1 lb = 2.2 kg, (d) none of the preceding.
Is the following statement reasonable? It took 300 L of gasoline to fill the cars tank. (Justify your answer.)
In order-of-magnitude calculations, you should (a) pay close attention to significant figures, (b) work primarily in the British system, (c) get results within a factor of 100, (d) express a quantity...
Which of the following has the greatest number of significant figures: (a) 103.07, (b) 124.5, (c) 0.09916, or (d) 5.408 105?
You have a quantity of water and wish to express this in volume units that give the largest value. Which of the following units should be used: (a) in3, (b) mL, (c) L, or (d) cm3?
FIGURE Q39.1 shows the probability density for photons to be detected on the x-axis. a. Is a photon more likely to be detected at x = 0 m or at x = 1 m? Explain.b. One million photons are detected....
How do the principles of (a) Physical controls and (b) Documentation controls apply to cash disbursements?
Consider the system shown in Fig. E5.34. Block A weighs 45.0 N and block B weighs 25.0 N. Once block B is set into downward motion, it descends at a constant speed. (a) Calculate the coefficient of...
While a person is walking, his arms swing through approximately a 45 angle in s. As a reasonable approximation, we can assume that the arm moves with constant speed during each swing. A typical arm...
People who do chin-ups raise their chin just over a bar (the chinning bar), supporting themselves with only their arms. Typically, the body below the arms is raised by about 30 cm in a time of 1.0 s,...
Many American car manufacturers are located in the Southeast. Due to hurricane season, the Southeast has gotten a significant amount of rain, causing vast flooding. How is the supply of cars impacted?
Suppose that the cost in dollars for a weekly production of x tons of sugar is given by the following function (a) Find the marginal cost. 1 C(x) = x+3x+200. (b) Find the cost and marginal cost when...
16. An IEEE standard 32-bit floating point number is N = -15 x 2E-127 x 1.F, where S is the sign bit, F is the fractional mantissa, and E the biased exponent. a. Convert the decimal number 123.5 into...

One physics professor talking produces a sound intensity level of 52 dB. Its a frightening idea, but

Question:

Step by Step Answer:

For one professor I 10 10 12 Wm 2 10 52 15849 10 7 Wm 2 for 100 pr...View the full answer

Physics for Scientists and Engineers A Strategic Approach with Modern Physics

Students also viewed these Physics questions