Question

In: Civil Engineering

- Sulphur dioxide is being emitted at a rate of 2.5 kg/s from a stack with...

- Sulphur dioxide is being emitted at a rate of 2.5 kg/s from a stack with an effective height of 160m (H). The average wind speed at stack height is 2.0 m/s in an atmospheric stability type B. a) Estimate the magnitude and location of the maximum ground level concentration. b) Estimate the magnitude and location of the maximum ground level concentration if the wind speed is doubled. c) Estimate the magnitude and location of the maximum ground level concentration if the stability type changes to C

Solutions

Expert Solution

therefore maximum concentration will occur at x = 1900 m and its magnitude is 6.81 mg/m3


Related Solutions

Electromagnetic radiation is emitted by accelerating charges. The rate at which energy is emitted from an...
Electromagnetic radiation is emitted by accelerating charges. The rate at which energy is emitted from an accelerating charge that has charge q and acceleration a is given by where c is the speed of light. (a) Verify that this equation is dimensionally correct. (b) If a proton with a kinetic energy of 6.0 MeV is traveling in a particle accelerator in a circular orbit of radius 0.750 m, what fraction of its energy does it radiate per second? (c) Consider...
Electromagnetic radiation is emitted by accelerating charges. The rate at which energy is emitted from an...
Electromagnetic radiation is emitted by accelerating charges. The rate at which energy is emitted from an accelerating charge that has charge q and acceleration a is given by dE/dt=q^2a^2/6πϵ0c^3 where c is the speed of light. PartA: If a proton with a kinetic energy of 6.3 MeV is traveling in a particle accelerator in a circular orbit with a radius of 0.650 m, what fraction of its energy does it radiate per second? PartB: Consider an electron orbiting with the...
We discussed the Clean Air Act with respect to regulating Sulphur Dioxide emissions from coal fired...
We discussed the Clean Air Act with respect to regulating Sulphur Dioxide emissions from coal fired power plants (particulate matter etc). Use this as a case study to compare and contrast Quantity Regulation and Price Regulation. a. Describe both Q regulation and P regulation in terms of Sulphur Dioxide b. What are the advantages and disadvantages of Q regulation c. What are the advantages and disadvantages of P regulation d. How would you choose between Q regulation and P regulation....
Problem 1: Carbon dioxide flows isentropically at the rate of 1 kg/s through a convergent-divergent nozzle....
Problem 1: Carbon dioxide flows isentropically at the rate of 1 kg/s through a convergent-divergent nozzle. The stagnation temperature is 310 K and the stagnation pressure is 1400 kPa. If the exit pressure is 101.3 kPa, determine a) throat area, b) exit Mach number and c) exit velocity. Assume sonic (M =1) conditions at throat. (d) plot using MS excel variation of: total temperature, total pressure, total density, density, temperature, Mach number, velocity, speed of sound along the centre line...
A serious odour is being emitted from the site of a trickling filter. Discuss the reasons...
A serious odour is being emitted from the site of a trickling filter. Discuss the reasons for this odour and how this reflects a problem with the filter efficiency. What corrective measures can be taken to control this nuisance?
1. Water at a flow rate of = 0.25 kg/s is cooled from 70 C to...
1. Water at a flow rate of = 0.25 kg/s is cooled from 70 C to 30 c by passing it through a thick-walled tube of internal diameter of Di =50 mm and an external diameter of D = 60 mm. Hot Water is cooled by blowing cold air at T? = 15 C in cross flow over the tube. Velocity of the air over the tube is 20 m/s. Evaluating the water properties at 325 K from Table A.6...
A liquid food(viscosty: 0.003 Pa S; density:1033 kg/m^3) is being pumped at a rate of 3...
A liquid food(viscosty: 0.003 Pa S; density:1033 kg/m^3) is being pumped at a rate of 3 m^3/h from a tank A, where the absolute pressure is 12,350 Pa, to a tank B, where the absolute pressure is 101,325 Pa, through a sanitary with 3.8 cm diameter and 4.6x10^-5 m surface roughness. The pump is 1 m below the liquid level in tank A and the discharge in tank B is 3.3 m above the pump. If the length of the...
A bullet with the mass of 2.5 x 10^-3 kg is shot from a gun with...
A bullet with the mass of 2.5 x 10^-3 kg is shot from a gun with a velocity of 1.2 x 10^2 m/s. (momemtum/impulse problem) a. What is the impulse applied to the bullet (magnitude and direction)? b. what is the reaction impulse felt by the gun magnitude and direction)?
The volume of a sphere increases at 2.5 cubic cm/s. Calculate the rate at which the...
The volume of a sphere increases at 2.5 cubic cm/s. Calculate the rate at which the area of the sphere changes when the diameter is 12 cm.
Engine oil (raffinate) with a flow rate of 5 kg/s will be cooled from 60°C to...
Engine oil (raffinate) with a flow rate of 5 kg/s will be cooled from 60°C to 40°C by sea water at 20°C in a double-pipe heat exchanger. The water flows through the inner tube, whose outlet is heated to 30°C. The inner tube outside and inside diameters are do = 1.315 in. (= 0.0334 m) and di = 1.049 in. (= 0.02664 m), respectively. For the annulus, Do = 4.5 in. (= 0.1143 m) and Di = 4.206 in. (=...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT