Calculate the standard deviation for these speeds of city traffic: 10 km/hr, 15 km/hr, 35 km/hr, 40 km/hr, 30 km/hr. Express your answers in the proper units of measurement and round to the nearest whole number.

Calculate the standard deviation for these speeds of city traffic: 10 km/hr, 15 km/hr, 35 km/hr, 40 km/hr, 30 km/hr. Express your answers in the proper units of measurement and round to the nearest whole number.

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)

5th Edition

ISBN:9781305084766

Author:Saeed Moaveni

Publisher:Saeed Moaveni

Chapter8: Time And Time-related Variables In Engineering

Section: Chapter Questions

Problem 13P

See similar textbooks

Related questions

Q: 1- Knowing that a = 40, determine the resultant of the three forces shown 120 lb 20° 80 lb 60 lb

Q: study the 4 possible cross sections and defend your final recommendation.

Q: Analysis and Design for Shear Note: For all problems provide neat drawings of strains and stresses…

A: w = 5.3 kip/ft P = 12 kip L = 18ft fc = 4000 ksi d = 18-2 = 16" Do = 1.128" (#no 9 bars) D =…

Q: Fc'=32 MPa Fy= 415 MPa 70,00 70,00 -400.00- 8-D20 mm 500.00

A: Solution: Given: fc = 32 MPa fy = 415 MPa h = 500 mm b = 400 mm Ast =8×π4×202=2513.27 mm2 d=…

Q: Two soil samples A and B were found to have the physical properties shown in Table 1. Check the…

A: Given :

Q: yc = PL 0A- A EI (b) the slope at end A. 10 For the beam and loading shown, determine (a) the…

Q: Situation: For the beam shown in figure 4, Find the maximum shear force. a. 100 KN b. 60 kN C. 40 kN…

A: Given data Question-1 and 2 Find maximum shear force and maximum moment in beam. Question-3…

Q: Determine the reaction forces for a middle rafter and the beam. A SLOPED RAFTERS -BEAM -COLUMNS…

Q: What is the factor of safety against overturning for the triangular dam? Determine the pressure at…

Q: Situation 12: A masonry dam of triangular cross-section, with one end face vertical, has a base of 3…

A: Solution: for unit length: F1=γh22 y1=h3 Therefore; F2y2=F1y1γh2×l=γh22×h3h2=3l2h=3lh=33h=5.2 m

Q: Two cables are used to hang a traffic light as shown in Figure 1(b). The weight of the traffic light…

A: Given data in question Force = 600 N Weight of traffic light = 1000 N Angle = 30 ° To find out…

Q: An embankment for a highway is to be constructed from a soil compacted to a dry unit weight of…

A: Given :

Q: On a road. the speed - density relationship of a traffic stream is given by u =70-0.7k (where speed,…

A: given- speed-density relationship-u=70-0.7ku=speed in km/hdensity k=veh/km

Q: For the beam shown, EI=24 x 10° kip-in² over the length of the beam. The slope (rad) of the beam at…

A: Given :

Q: the bars and truss have a cross section of 250mm^2. If thr maximum average axial stress in any bar…

A: Given :

Q: A highway designed for 80 km/h speed has a horizontal curve section with radius 250 m. If the design…

Q: Calculate the discharge when only one well is pumping with a drawdown of 3 m. What will be the…

A: Given , Diameter = 25 cm rw = 12.5cm = 0.125m Thickness of confined aquifer b = 25m Radius of…

Q: The beam is loaded as shown in Figure AN-02. Assume El to be constant. A. 5 m 13 kN 3 m = B FIGURE…

A: As per bartleby guidelines, only 1st 3 parts among multiple parts questions need to be solved .…

Q: Determine the moment of inertia of the composite area about the axis. Set a = 660 mm, b = 220 mm, h…

Q: saving per kilometer of the canal

Q: 8.5. Determine the magnified moment Mc of a 24 x 24 in column reinforced with 12 No. 9 bars that are…

A: Column : Column is a structural element which carries and transmits the load of structure. The…

Q: 5. For a moist soil, given the following: V = 7.08 x 10³ m³; W = 136.8 x 10³ kN; W = 9.8%; Gs =…

Q: A 12' B 10 kip D 10 kip 12' 10 kip E 12' LL F G 12' Find the forces in the truss shown below, and…

A: Given data Three 10 kip load is acting at B, D and E node point. Roller support at A and Hinge…

Q: 3. Solve for the minimum tension on the cable necessary to open the circular gate AB. Neglect the…

Q: Q3): The following data were collected while running a closed traverse ABCDA. Calculate: 1-…

Q: A 42" dia circular pipe with n value .024 on a 4% slope carries water from a treatment plant to a…

Q: 3-7. Determine the force in each member of the truss. State whether the members are in tension or…

Q: A prismatic cantilever prestressed concrete beam of span length, L = 1.5 m has one straight tendon…

A: Given- Span Length L=1.5 mPrestressing force Po=50 kNdc=50 mmb=200 mmd=300 mmP=5 kNResultant stress…

Q: Make a cut through JK, CJ, and CD. The free-body all members of the truss are in tension. Identifty…

A: Using equilibrium equation

Q: The interconnected bars were pulled 15.71 mm from the right end and fixed. Bar 1 has a length of 4…

A: The given figure is shown below:

Q: Determine the required mass of ingredients to make a 1587.6 kg batch of nonair-entrained concrete…

A: Solution: Mass of ingredients to make a 1587.6 kg Nominal maximum gravel size of 12.5 mm. From table…

Q: A sewage treatment plant discharges 4 ML/d of effluent with 20.17 mg/L BOD5 into a stream. The…

Q: Foundation reaction at 2-A column= Foundation reaction at 2-B column Foundation reaction at 2-C…

A: Given : Live load on deck=60 psfDeck weight=5 psfBeam weight=16 lb/ftColumn weight=80 lbTotal…

Q: 1. Find the air pressure in the tank (in psi), given the following conditions. SG =0.9 AIR LA *0,51…

Q: maximum load P that the column

Q: Determine the determinacy and stability of the beam shown in figure 1. a. statically determinate,…

Q: A reinforced concrete rectangular beam has a width of 320 mm and a total depth of 650 mm. The beam…

A: Solution: Given: Maximum Dead load moment = 350 kN-m h = 650 mm b =350 m d = 650-(30+282)=606 mm d'…

Q: Problem 3 Calculate the internal reactions (forces and moment) acting at the cross-section G of the…

A: Given :

Q: the maximum load P that the column can carry

Q: Determine the force in each member of the truss and state if the member are in tension or…

A: Given :

Q: What bridge design would be more economically suitable for long span bridges?

A: Bridges are built to carry railway track transportation, roadway traffic, pedestrian traffic, or…

Q: Analysis and Design for Shear Note: For all problems provide neat drawings of strains and stresses…

Q: Determine the moment and reaction of this figure

A: Given Data:h=8.75L=35Total load on one side = 72kN

Q: HERE IS A CHART ON QUESTION REAL,MOHR PLEASE ANSWER

A: Solution: From calculation: for inclined plane stress: σ1=2.05 ksfσ3=-6.05 ksfτmax=-1.585 ksf From…

Q: Determine the discharge in a 5-ft-diameter concrete sewer pipe on a slope of 0.001 that is carrying…

A: Given :

Q: In architectural modeling, in which View does the Data Flow Diagram belo Technology Business…

A: This question is related to the Computer aided manufacturing and CAD - CAM from Civil Engineering.

Q: For a beam with the cross-section shown (w=8 in. and h-6 in.), find a) The distance from the bottom…

A: To find centroid and moment of inertia

Q: calculate the forces in all members of the trusses shown using the method of joints. There are this…

A: Given :

Q: *1.38 To move the oil drum, the resultant of the three forces shown must have a magnitude of 500 N.…

A: Given, R= 500 N

Q: Determine the magnitude of the pin forc Assume W = 845 lb, a = 4.4 ft, b = 3.4 ft, r 1 W C Answer: A…

A: Given: Weight Distances Radius To find: Pin force at A in above figure

Question

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1 Concept

VIEW

Step 2 Concept

VIEW

Step by step

Solved in 2 steps with 1 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

A car owner decides to upgrade from tires with a diameter of 60.75cm to tires with a diameter of 65.25cm. If he doesn’t update the on-board computer, how fast will he actually be traveling when the speedometer reads 105 kph?
14. On a 102-mile trip from Pensacola to Tallahassee, Florida, Shanna drove 10 miles per hour slower than she did on her 189-mile trip from Ocala to Orlando, Florida. The Tallahassee trip took 1 hour 40 minutes longer than the Orlando trip. How fast did Shanna drive on her Tallahassee trip? Express your answer in 2 decimal places.
Five minivans and three trucks are traveling on a 1.5 mile circular track and complete a full lap in 90.0, 100.0, 102.0, 80.0, 90.0, 101.0, 85.0, and 95 seconds, respectively. Assuming all the vehicles are traveling at constant speeds: (a) what is the time-mean speed and space-mean speed of the minivans? (b) what is the time-mean speed and space mean speed of all vehicles?
How far does Johnson's sports car move while it's speed increases uniformly from 15mph to 45mph in 20 seconds? Draw a graph
Show complete solutions. Please draw a diagram. A motorbike has a constant speed of 5.00 m/s along a straight line from point A to point B and then back along the line from B to A at a constant speed of 3.00 m/s. A) What is the average speed over the entire trip? B) What is the average velocity over the entire trip?
TRYCYCLE RUNS ARE A BEST SPEED (Fixed) at 30 km/hr . CALCULATE the DISTANCE TRAVELLED AFTER 4 HOURS OF TRAVEL
Compute the rate of flow in vehicles per hour (two-decimal places) if the space mean speed is 30 mph and the density is 14 vehicles per km.
ASAP. THANK YOU! A man drives at a rate of 25 kph towards the foot of an 8-m tall monument. At what rate is he approaching the top when he is 42m from the foot of the monument? A. 21.45 kph B. 31.58 kph C. 24.56 kph D. 6.82 kph
You are riding home from a party and the driver is drunk. The car is traveling at 60 mi/hr. Suddenly, a child steps into the road ahead. Since the driver is drunk his reaction time has been slowed by 1s. How far will the car travel before the driver begins to stop? (This is equal to the distance it will take to stop the car because the driver is drunk.)
Assume you are observing traffic in a single lane of a highway at a specific location. You measure the average headway and average spacing of passing vehicles as 3.2 seconds and 20 m, respectively. Calculate the flow, average speed, and density of the traffic stream in this lane. can you explain how to solve thank you
The following data were taken on five cars traversing a 2.5-km highway. Car Time (minutes) A 1.4 B 1.5 C 1.7 D 1.5 E 1.9 Determine the space mean speed, in kph. Express your answer in 2 decimal places.
Vehicle time headways and spacings were measured at a point along a highway, from a single lane, over the course of an hour. The average values were calculated as 4.3 s/veh for headway and 50 m/veh for spacing. Determine the space mean speed in km/hr ( round your answer in 3 decimals)