8. Convert the following octave band measurements to an equivalent A-weighted sound level. Band center Band level frequency (Hz) (dB) 31.5 78 63 76 125 78 250 82 500 81 1,000 80 2,000 80 4,000 73 8,000 65 Answer: 85 5. or 86 dBA

8. Convert the following octave band measurements to an equivalent A-weighted sound level. Band center Band level frequency (Hz) (dB) 31.5 78 63 76 125 78 250 82 500 81 1,000 80 2,000 80 4,000 73 8,000 65 Answer: 85 5. or 86 dBA

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: Water flows through a pipe before passing through a nozzle and exiting as a free jet to the…

A: In this question we use a) coefficient of contraction formula Cc = (Area of jet at vena contracta /…

Q: Determine the horizontal component of the total hydrostatic force (kN) the water exerts on the gate…

A: The length of gate CD, L=8.68m The radius of curve, a=4.27m

Q: 10. For some transformation having kinetics that obey the Avrami equation (Equation 10.17), the…

Q: Determine the work of the spring force (in J) on the object if its displaces 3m to the right. k = 20…

Q: For the beam and loading shown, determine the tension in the cable and the support reactions at…

Q: What are the various components of a computer-based instrumentation system called

A: The various components of a computer-based instrumentation system are: 1. Sensor 2. Signal…

Q: The light rigid bar ABCD shown Is pinned at C and connected to two vertical rods. The bar was…

Q: Fill in the blanks/identification: A car with axle loads of 24 kN and 36 kN on a wheel base of 3 m…

Q: Determine the axial force in member DE in kN. Use F1 = 91 kN, F2 = 71 kN, x = 3.06 meters, y = 3.82…

Q: Determine the work of the force when it displaces 5m as shown in the figure. 98.1 N - 5m

Q: 2. A contracted rectanqular sh arp. crested weir 2m lang of 0.Sm. Compute the dischorge using…

Q: A vertical rectangular gate 1.8 m wide and 4.2 m high is submerged in oil (SG-0.88) with its top…

Q: etermine the force in each member of the truss shown by method of joint. Use a = 1.2 m, b= 1.4 m,…

A: to find force in all members of the truss

Q: The hand brake for a bicycle is shown. Portions DE and FG are free to rot bolt A which is screwed…

A: A bicycle's hand brake is depicted. On bolt A, which is fastened into the bicycle's frame BC,…

Q: A close triangular traverse has the following data: LINE BEARING N 60° E DISTANCE АВ 1000m BC Due…

Q: 8. Compute the total deformation of bar ABC with a uniform thickness of 15 mm. Use E = 30 GPa. 20 mm…

A: solution draw free body diagram of each section consider section BC in which 70KN tensile force acts…

Q: A man weighing 70 kg passes over a simply supported plank 2.5 m span. Compute the maximum bending…

Q: Design a rectangular section to carry a load of p =32 kN/m over its whole span of 3 m, including the…

A: Solution Given data :- Load = 32kn/m Span lenth = 3m Permissible stress in tension = 8N/mm2…

Q: Determine the warping stresses at interior edge and corner region in a 32 cm thick concrete pavement…

Q: Deflection of Beams Use Conjugate Beam Method Given: X - 274 у-74 а-8 b - 4 C- 9 A kN/m B 10 m 16.…

Q: Steel railroad rails 10 m long are laid with a clearance of 3 mm at a temperature of 15° C.…

Q: Determine the Hydraulic radius if area oc channel is 20 m2 and wetted perimeter is 14 m

A: Given data : Area of channel, A= 20 m2 Wetted perimeter, P=14 m

Q: 10-6. A law enforcement officer has taken the following readings with her sound level meter. Is the…

A: given readings A. =80 dB B= 84 dB c=90 dB

Q: 1- The central piazza of a town centre VA development is shown in the following Figure (no to…

A: A central plazza is divided into 6 partsand their dimesions are also given.The area of the plazza is…

Q: D. -3 ft- 300 lb

Q: 10-5. A sound power level reading of 127 dB was taken near a construction site where chippers were…

Q: 2. The truss is supported by a roller at A and a hinge atD as shown. Find the reactions in the…

A: Draw the FBD of the truss. Then using equilibrium equations the value of reactions can be…

Q: 1.) Determine shear and moment equations of the beam shown. Neglect horizontal reactions since there…

Q: • A shaft is transmitting 100 kW at 180 rpm. If the allowable stress in the material is 60 MPa, find…

Q: and bending moment diagram Jse any method For the beam shown, draw the shear diagram. and label all…

Q: Design an 8-meter span one-way slab on simple support carrying a live load of 12 kN/m2. Assume…

Q: 4. For the beam and loading shown, determine the tension in the cable and the support reactions at…

A: As per guidelines we can solve one question at a time , please upload separately,Thanks Calculate…

Q: 20. Determine the location of the centroid of the figure shown above measured from the y-axis. Use x…

Q: — 300 тт, b2 3— The section of a column is shown in the figure. The dimensions are given as: b1 180…

A: Column: A column is a structural element which transmits, through compression, the load of the…

Q: The motor winds in the cable with a constant acceleration, such that the 40-kg crate moves a…

A: Determine tension developed in cable,T=?

Q: computer aided engineering

A: Computer-aided engineering (CAE) is the use of computer software to simulate performance in order to…

Q: The rectangular bin with an inclined gate AB is filled with oil to the depth shown. Determine the…

A: Determine resultant force acting on inclined side AB

Q: Refer to the cross section of earth dam shown in figure ,Calculate the rate of seepage q in m3/min…

Q: The face of the gate of a dam is in the shape of an isosceles trapezoid 3 ft. wide at the top, 4 ft.…

Q: Using the results of the calibration test of the 8 x 20 cm drum seeder, determine the seeding rate…

A: Row spacing = 40cm Discharge of one row per revolution= 10 Qlow= 16gm Qmed = 22 gm Qhigh = 38gm…

Q: Q B 3 m C 3 m D A 3 m 2 m 3 m 3 m E F G

Q: Determine the speed of the elevator in m/s if each motor draws in the cable with a constant speed of…

Q: mm² in compression. 200

Q: A 6m simply supported beam has a width of 330 mm and an effective depth of 520 mm. The yield…

A: Simply Supported Beam: When the ends of a beam are set to stand freely on supports of the beam, it…

Q: In order to determine the relative density of a sand sample, its natural moisture content and bulk…

Q: Design a rectangular section to carry a load of p =32 kN/m over its whole span of 3 m, including the…

A: Solution Given data:- Load of p = 32 kN/m Span length= 3 m Permissible stress in tension = 8…

Q: tion of Tato D.

Q: Five planks (4@ 40 x 40 mm and 1@ 40 x 380 mm), are joined together to form the l-section shown.…

Q: The truss is supported by a hinge at A and a roller at B as shown. Find the reactions in the…

Q: A rectangular concrete beam following properties, b=280 mm, d = 480 mm, f'c = 21 MPa, fy = 415 MPa.…

A: The values given in the question are as follows: Width of beam(b)=280 mm Effective depth of…

Concept explainers

British Gravitational Bg System Of Units

Measuring is the comparison of a particular physical quantity with its reference value. A unit is a fixed physical quantity. The length is a physical quantity. A physical quantity is the product of a unit and the numerical value we need to compare with. 

Question

10-8. Convert the following octave band measurements to an equivalent
A-weighted sound level.
Band center
Band level
frequency (Hz)
(dB)
31.5
78
63
76
125
78
250
82
500
81
1,000
80
2,000
80
4,000
73
8,000
65
Answer: 85.5, or 86, dBA

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

IS A PIPE 2.95m Long, DETERMINE THE FREQUENCIES OF THE TAKE 334115 FIRST THREE HARMONICS IF THE PIPE IS OPEN AT BOTH ENDS, AS THE SPEED OF SOUND IH ARE; IF THEY WANT TO DETERMINE THE VELOCITY OF SOUND AT DIFFERENT TIME AT TEMPERATURE 20 degREES CELCIUS, WHAT WILL BE ITS VELOCITY? OF CS Scanned with CamScanner
Choices: a. 11624 b. 9115 c. 10273 d. 13221
(b) The data from a levelling survey are shown in Table Q2. Using the rise and fall method, calculate levelling measurement from TBM1 to TBM2 (i) Calculate all reduce level and perform arithmetic checks to support your answer. (ii) Plot the long section profile along the chainage .
Determine the moment of inertia Ix of the shaded area about the y axis. as the following procedure: 3- find the moment of inertia Ix of the circle part (mm?) |-100 mm-100 mm--150 mm 150 mm 75 mm 150 mm Select one: O 422458309 O 450.06*106 O 24850488.76 O None
Q The equivalent sound power level (in dB) of the four sources with the noise levels of 60 dB, 69 dB, 70 dB and 79 dB is A 0.0799 B 799.0 C 7.99 с D 79.9
Determine the moment of inertia Ix of the shaded area about the y axis. as the following procedure: -100 mm--100 mm--150 mm 150 mm 75 mm 150 mm Select one: O 3659*106 O None O 2559958309 O 1715041691
figure(s). Use the reference axes shown. axis 150 mm 50 mm Activate Wi Co to X-axis
The following are ordinates of 5hr UH. Derive and plot FH due to excess RF of 60mm Timelhr) 1Ordinates of Shr- UH ISO 10 450 IS 860 20 1200 25 940 30 460 35 230 80 45
The answer must be 67.32
S 45 deg E is converted to an azimuth of A 135 B 125 115 145
Situation D. Using the figure, supply the data needed in the numbered cell. BS FS BS FS BS FS 8.78 3.06 1.02 5.67 6.46 3.11 вм, TP, TP, Elevation 110.42 BM2 Point BS HI FS Elevation BM, TP, TP2 BM2 (9) (10)
Question 29 If the back sight reading at point A is greater than the fore sight reading at point B then a. A is higher than B b. height of the instrument is required to know which point is higher C. B is higher than A d. instrument position is required to know which point is higher