A) What is the total sound pressure level of one person talking at 74db and a radio playing at 61 db? Be sure to show all work. Please specify the units as appropriate

Q: ! Required information A garden hose attached with a nozzle is used to fill a 20-gal bucket. The…

A: Volume of liquid = 20 gal  Inner diameter of hose (d1) = 1 in.  Nozzle diameter (d2) = 0.4 in.…

Q: A pumping machine in the water lifting station is found to produce a sound level of 50 dB. During…

A: two pumping machines each of 50dB

Q: All Dry standpipe shall extend from the ground floor and over the roof and shall be equipped with…

A: The height of dry stand pipe should be between 3 feet and 5 feet.

Q: The following readings have been made outside the open stage door of the pera house: 109 dBA, 110…

A: All three sound level reading are close together and emits noise in the frequency range above 500…

Q: Describe some new or cutting edge aspects of sound attenuating systems for buildings adjacent to…

A: Noise attenuators have a more absorbing surface which is used to provide higher insulation to…

Q: 1.) When will you start renting the sound equipment? a. April 22 b. April 21 c. April 20 d.…

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Q: A two-story office building totaling 18783 ft2 is interpreted as a light hazard (200 ft2/sprinkler…

A: The objective of the question is to determine the size of the riser pipe needed for a sprinkler…

Q: 20 A lawn sprinkler consists of a rotating runner with two nozzles. The nozzles are oriented at…

A: Given data : Diameter of runner = 20 mm diameter of sprinkler nozzles = 10 mm Flow rate = 14 m3/s…

Q: The following noise records are obtained in a residential area. Is th in compliance with FHA noise…

A:

Q: + Expert Q&A 2. Determine the required angular velocity for an open 100cm diameter cylindrical tank…

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Q: The noise level from a source outside a building is 75 dB(A). The wall material has an overall…

A: Given, L = 75 dB(A) Aw = 39.5 m2 Ao = 0.5 m2

Q: a.) What is the value of (theta/angle) to obtain the smallest possible value of P so that the crate…

A:

Q: Give 5 acoustical solutions / treatments for each of these spaces, to achieve the best sound…

A: 5 Acoustical treatments:

Q: ater tank has a leak at the bottom which causes the water surface to drop from elevation 5.0 m. to…

A: a. The change in water level (Δh) = 5.0 m - 4.48 m = 0.52 mThe rate of change of water level (dh/dt)…

Q: EX1: Fr the uncanfined agwfer as shown belowi finel the values of k; z( drewdown);t he S'RT Water…

A: It is the case of unconfined aquifer. We will be using the Thiem's equation and Dupit's equation to…

Q: 24" A 16" x- 20" 60 lb 80" B 30 lb 76" - 210 lb D C 19"

A: OA→=+22i^-15j^OB→=-22i^-15j^OC→=-16i^+70j^OD→=+18i^+76j^

Q: Q1- a- Answer : 1. Precipitation caused by lifting of an air mass due to the pressure difference, is…

A: NOTE- As per our rules, in case of multiple questions we are allowed to solve only 1 question at a…

Q: n testing a fire pump, it is desired to flow 500 gpm (1890 liters per minute) from a 1 3/4-inch (45…

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Q: propose ry quiet residential are casurements given on

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Q: persons needed in taping are   Select one: a. Reader b. rear tape person c. Forward tape person…

A: Given data : persons needed in taping are Select one: a. Reader b. rear tape person c. Forward…

Q: An injured worker was inside the confined space. What is the right tool for rescue and properly…

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Q: How many minutes must a residential smoke detector sound a continuous alarm?

A: Option D is the correct option.

Q: At a construction site, there are a number of identical vibratory rollers. Each roller alone…

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Q: The relationship between on a highway is governed by U₁ = 100-08K C i Speed of the Shockwaves Speed…

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Q: Problem statement The data pertaining to a stream-gauging operation at a gauging site are given…

A: Given: Distance from left water edge (m) 0 1.0 3.0 5.0 7.0 9.0 11.0 12.0 Depth (m) 0 1.1 2.0…

Q: Water can jump from a depth of 30 cm to 75 cm in a rectangular flume. The flume is 2.75 m wide. What…

A: Depth before jump (y1)=30cm Depth after jump(y2)=75cm

Q: Problem Statement. In accordance with WHO guidelines, the air quality in Pakistan is considered…

A: Hello dear, here i answering this problem according to our company guidelines, so i can answer only…

Q: Compare the performance of hoods A and B. Calculate the capture velocity at a distance of 3.5 feet.…

A: step 1-

Q: For a design undertaking, the composition of fuel is 20% flexible polyurethane foam and 80%…

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Q: In Figure 10-41, identify where the following noise-control techniques are applied: isolation and/or…

A: Noise control techniques are used across the whole of industries in order to produce substantial…

Q: The hourly average sound level for a community noise is 60 dBA from 7 A.M. to 7 P.M., 55 dBA from 7…

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Q: edule, draw the anode plete the table entries

A: SOLTUION-

Q: Find the distance between the property shown in the figure below and the road right of way. EP ROW…

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Q: Explain, using annotated diagrams, how structure-borne sound can be reduced in multi-story apartment…

A: The structure -borne sound can be reduced in multi storey apartment building in many ways 1.Carpets…

Q: A) In which environment does sound spread faster? Is it in cool weather? Is it warm air?

A: Given data in question  Environment type Cold Hot Spreading of sound

Q: Question 1 5 pts The flow rate in a pipe with 750mm diameter is 100 Liters per second. The fluid is…

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Q: A Venturi meter, 12 in. by 6 in., is installed in a vertical pipeline carrying water. A differential…

A: Given data :Venturi coefficient (Cd)=0.97Diameter at inlet (d1)=12 inDiameter at throat (d2)=6…

Q: 10-4. A motorcyclist is warming up his racing cycle at a racetrack approximately 200 m from a sound…

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Q: 4) Determine the volume of recharge that occurs after the storm event. USGS 01516350 Tioga River…

A: A graph of a storm event on Tioga River near Mansfield.To find:-Volume of recharge.

Issues During Construction

Construction is the combination of art, science, and engineering to build buildings, bridges, structures, roadways, highways. airports, etc. The construction business is a challenging and promising business worldwide with certain risk factors involved. Increasing demand for mankind leads to the growth of several construction companies which specialize in different construction projects. These construction companies initiate their construction process under certain agreements and time durations called the construction contract.