What is the decibel level of the remaining pigs
The noise level coming from a pig pen with 231 pigs is 74dB.
Assuming each of the remaining pigs squeal at their original level after 73 of their companion have been removed, what is the decibel level of the remaining pigs?
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Saturated vapor at 8 MPa enters the turbine of a 100 MW (net power) vapor power plant. Draw a sketch of the system and a T-s diagram for the isentropic and actual process.
A balloon vendor at a street fair is using a tank of helium to fillher balloons. The tank has a volume of 150.0 L and a pressureof 120.0 atm at 25 degree celsius. After a while she notices that the valve has not been closed properly.
A sinusoidal sound wave is described by the displacement s(x,t) = sm cos(kx - ωt), where sm = 4.89 μm, k = 12.4 rad/m, and ω = 875 rad/s. Determine the maximum speed of the molecules' oscillatory motion.
A study seeks to determine the effect of temperature on the heart rate of pythons. Data are as follows
Hemiketals can be formed under both basic and acidic conditions while ketals require acidic conditions for their formation. Starting with acetone, provide a mechanism that explains this observation.
Draw a system diagram and label all the components. Number the flow, starting with a 1 at the pump inlet. Draw a T-s diagram for the isentropic and actual process.
At what distance is the music just barely audible to a person with a normal threshold of hearing? Disregard absorption.
Over the last five years in Pa. The variance of new home construction costs has been $108,000. Over the same period of time, based on a sample of 60 new homes , the variance of construction costs in Chester County has been $117,000.
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Provide an in-depth response to at least two colleagues by comparing others' perceptions, career interests, and aspirations for effecting positive social change
Using your lesson plan from the discussion in week 3 (see below), complete an evaluation based on the Technology Lesson Plan Evaluation Checklist
What did the New Deal do for black people? The black press said that the National Recovery Administration (NRA) actually stood for "Negro Run Around"
Prepare a forecast for months 6 through 10 by using three- and five-month moving averages. What is the forecast for the month of November?
you will create a report that compares the impact of some regulatory requirements on the financial and strategic performance of a healthcare organization.
In this assignment you will be analyzing the following Social Security benefits: - Life insurance - Disability income - Medicare - Retirement income
Write Legislation or a Policy that will benefit the Public's Health. Explore the evidence and ethics that lead to your proposed law.