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Average headway of 8 seconds, density is 65 vechicles per hour. Calculate the space mean speed at a particular location?
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- Show that 3, by calculating the change in volume V of a cube with sides of length L.Assume it takes 7.00 minutes to fill a 30.0-gal gasoline tank. (a) Calculate the rate at which the tank is filled in gallons per second. (b) Calculate the rate at which the tank is filled in cubic meters per second. (c) Determine the time interval, in hours, required to fill a 1.00-m3 volume at the same rate. (1 U.S. gal = 231 in.3)This was wrong. Can you solve this again with these numbers? What is the root mean square velocity, vrms, for Hydrogen molecules (H2) at 20oC? Hint: How many amu does an H2 molecule contain. 1 amu = 1.67 x 10-27 kg Boltzman's Constant, k = 1.38 x 10-23 J/K Give your answer in m/s to 4 significant figures (NO DECIMALS)
- ents 41 An airplane has a mass of 1.4x10 kg, and the air flows past the lower surface of the wings at 93 m/s Part A If the wings have a surface area of 1400 m², how fast must the air flow over the upper surface of the wing if the plane is to stay in the air? Express your answer to two significant figures and include the appropriate units. HÅ Submit Value Request Answer stv Units Review Constants 2Average headway of 8 seconds, density is 65 vechicles per hour. Calculate the space mean speed at a particular location? Include formulas used.To insura sufficient oxygen diffusion the lungs contain hundreds of millions of miniature balloon like projections. This increases the lungs surface area to approximately how many square meters?
- During a 60 seconds period, a loop-detector is occupied by vehicles for the following times: 0.28, 0.32,0.42, 0.50, and 0.55 sec. Take the distance between the loop detectors as 3 m and the average length of the vehicle as 6.2 m. Calculate the values of lane occupancy, density, speed and flow rate.An oil circulates through a pipe (SG = 0.85), if the speed of the oil is 20 m / s and the diameter of the pipe is 10 cm, determine the volumetric flow of the oil (in m3 / s) in the pipe.Determine the dimensions in the MLT system, for (a) the product of mass times velocity, (b) the product of force times volume. (c) the pressure divided by the volume, and (c) kinetic energy divided by area.
- (a) What is the coefficient of variation (CV)? Why do you study such variations? Explain using a real-life example.(b) Among the different measures of dispersion which one do you think is better and why?The following table gives the distribution of gas bills (GB’s) of some households (hhs) in a city- GB’s ($.’0) No. of hhs 375-450 41 450-525 95 525-600 31 600-675 61 675-750 19 (i) Calculate the ideal measures of dispersion.(ii) Make comments from your findings.Explain the term. 1) most probable speed 2) mean speed 3) mean square speed.Please help! I don't understand Question: Calculate the volume of the tube which represents the stagnant volume this will become the accepted value for the stagnant volume Tube: Length= 59,5 cm & diameter = 3mm
