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Determine the airflows in each branch and what are the flows and pressure drops in each of the branches? Remove the restrictions from the previous question.
List the main sources of heat and humidity in mines and briefly describe the methods that can be used to control heat and humidity in an underground mining situation.
Describe the various methods of methane drainage available to drain gas for longwall mining operations and methane drainage of longwall operations what factors influence the spacing of drainage boreh
Determine the dry/wet bulb temperatures of the mixed airstream and calculate the dry/wet bulb temperature assuming a pressure of 100 kPa and determine the effect on the radon daughter concentration.
Determine the cumulative exposure in WLM and determine the rate of emanation into the stope - working level of radon daughters at exit due to the initial radon
Determine the characteristic curves for the fan and define Kirchoffs first and second laws - determine the pressure to be developed by a single mine fan to ventilate the workings.
what is the pressure drop in each of the airways and the total pressure drop in the series combination of airways and what is the pressure drop in each of the airways and the total pressure drop in th
Calculate the airway resistance and the frictional pressure drop and determine the equivalent length for a sudden contraction in a mine airway from a cross-sectional area
Describe the method of undertaking an anemometer traverse for a mine airway and describe the two main methods of undertaking a pressure survey in a mine. What advantages and disadvantages do each met
Calculate the volumetric flow rate and the mass flow rate and determine the average flow velocity of the air and the air quantity flowing
Calculate the volumetric flow rate and the mass flow rate assuming that the air has a density of 1.2 kg/m3 and describe the method of undertaking an anemometer traverse for a mine airway
Show a meaningful block diagram and a brief description of its architecture and summarize the key architectural features of these microcontrollers that you, as a designer, view impor
Write a procedure (make-queue) that produces independent first-in-first-out queue objects, using a message-passing style.
The L-beam illustrated in Figure is to carry, in addition to its own weight, a dead load g = 25 kN/m and a live load q = 100 kN/m over a simply-supported span of 8 m. Design and detail the tension
How can an electronic translator used by tourists when they are travelling abroad assist them and what is the electronic translator?
Determine the minimum acceptable wall thickness using thin cylinder theory and determine the minimum acceptable wall thickness using thick cylinder simulation software.
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write a program that will determine the number of terms in the series that are needed to approximate the function to a specified accuracy. Prompt the user to enter values for x and for an epsilon, w
Assessment will be carried out by oral examination during the lab sessions (nothing needs to be handed in). When you have completed the exercises you should ask a tutor to examine your solution. The
Conduct research on traffic engineering using MPLS. List a set of goals for traffic engineering. Which of these goals can only be met with MPLS, and which are met by using existing (non-MPLS) protoc
Determine the initial gas in place and what percentage of the initial gas in place will be recovered at a p/z of 1000?
It is stated that multiprogramming and multiprocessing present the same problems, with respect to concurrency. This is true as far as it goes. However, cite two differences in terms of concurrency b
proper rational system alone,with initial conditions on its input and output Input is a step signal with arbitrary value. Calculate and Plot all the above using MATLAB writing a code.
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