How many times stronger than the 60-dB sound of a person talking loudly is the 100-dB sound

Question:

How many times stronger than the 60-dB sound of a person talking loudly is the 100-dB sound of a power lawn mower?

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

Step by Step Answer:

Related Book For book-img-for-question

The Physical Universe

ISBN: 978-0077862619

16th edition

Authors: Konrad B Krauskopf, Arthur Beiser

See More Books

Question Posted: Oct 06, 2022 05:32 AM

See More Questions

A power lawn mower hovers very close over the ground. This is done by drawing air in at a speed of m/s through and intake unit A, which has a cross-sectional area of AA = 0.25m2, and then discharging...
A person pushes a 14.0-kg lawn mower at constant speed with a force of F = 88.0 N directed along the handle, which is at an angle of 45.0o to the horizontal (Fig.4-45). (a) Draw the free-body diagram...
A girl pushes a 25-kg lawn mower as shown in Fig. 4.39. If F = 30 N and Î¸ = 37° (a) What is the acceleration of the mower, and (b) What is the normal force exerted on the mower by...
Which set of parametric equations is shown in the graph below? Explain your reasoning. (a) (b) x = t y = f
Lets return to the question we posed in the chapter: Suppose that the big environmental risk is not bad professors but rather hard material. Imagine, for example, that some classes are more difficult...
The U.S. Mint has a specification that pennies have a mean weight of 2.5 g. Assume that weights of pennies have a standard deviation of 0.0165 g and use the accompanying Minitab display to test the...
Describe the differences between distributed denial-of-service (DDoS), telephony denial-of-service (TDoS) and permanent denial-of-service (PDoS).
To cool a summer home without using a vapor-compression refrigeration cycle, air is routed through a plastic pipe (k = 0.15 W/m K, Di = 0.15 m, Do = 0.17 m) that is submerged in an adjoining body of...
On 1 / 1 / 2 0 1 8 , XYZ Inc. purchased 1 0 % of Rail Corp. ' s outstanding shares. During 2 0 1 8 , Rail Corp. reported an income of $ 5 0 , 0 0 0 and paid dividends of $ 1 0 , 0 0 0 . The market...
Carbon diffuses in iron via an interstitial mechanism-for FCC iron from one octahedral site to an adjacent one. In Section 4.3 (Figure 4.3a), we note that two general sets of point coordinates for...
A radar sends out 0.05-s pulses of microwaves whose wavelength is 24 mm. What is the frequency of these microwaves? How many waves does each pulse contain?
A solar cell whose area is 80 cm 2 produces a current of 2.1 A at 0.5 V in bright sunlight whose intensity is 0.1 W/cm 2 . Find the efficiency with which the cell turns solar energy into electric...
Pete and Mary run a firm that packs coffee beans. They are able to hire workers for a fraction of a day. The number of pounds of coffee they pack in a day is given by the production function Q = F(L)...
A single-phase source has a terminal voltage $V=120 / 0^{\circ}$ volts and a current $I=15 / 30^{\circ}$ A, which leaves the positive terminal of the source. Determine the real and reactive...
Anke Perks is opening an arts and crafts store that focuses on canvases, paints, and pencils. Each canvas is sold for $24. The variable operating costs are $14 per canvas while the fixed operating...
A source supplies power to the following three loads connected in parallel: (1) a lighting load drawing $10 \mathrm{~kW}$, (2) an induction motor drawing $10 \mathrm{kVA}$ at 0.90 power factor...
An industrial plant consisting primarily of induction motor loads absorbs $500 \mathrm{~kW}$ at 0.6 power factor lagging. (a) Compute the required $\mathrm{kVA}$ rating of a shunt capacitor to...
A three-phase $25-\mathrm{kVA}, 480-\mathrm{V}, 60-\mathrm{Hz}$ alternator, operating under balanced steady-state conditions, supplies a line current of $20 \mathrm{~A}$ per phase at a 0.8...
Manuel has the following investment planned: he is going to make a $12,000 deposit every year for the next 5 years, which means he plans to make the first deposit one year from now. One year after...
For all of the following words, if you move the first letter to the end of the word, and then spell the result backwards, you will get the original word: banana dresser grammar potato revive uneven...
If and determine AB. 5 A 3. -1 2 3 2 -1
If and determine AB. 2 5 A 2. 2 B = 5 -1
If and determine AB. A =| 0 3 6 5 -1 2 1 4 2 -1 -1 B = 3 2 5 6. 4,
Five relevant types of power include: coercive, legitimate, reward, referent, and expert. What power do you think you would find most motivating in the workplace? Why? Include an example in your...
Assume that you have received notice that you are being interviewed for that job. You now have to prepare for the upcoming interview. Part of your preparation is to plan for how you will respond to...
Based on the selected article Behind the Mask: The Politics of Employee Appraisal ,answer the following questions: What is the basic theme of the article? Try to state it in just one or two...

How many times stronger than the 60-dB sound of a person talking loudly is the 100-dB sound

Question:

Step by Step Answer:

Solution A person speaking loudly can be heard a distance o...View the full answer

The Physical Universe

Students also viewed these Sciences questions