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Question Subject Due Date No. of Tutorials Closed Price
A 10 cm fire hose with a 3 cm nozzle discharges water
A 10 cm fire hose with a 3 cm nozzle discharges water at 1.5 m3/min to the atmosphere. Assuming frictionless flow and using Bernoulli’s equation, find the force FB exerted by the flange bolts to hold …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $5.00
Water at a gauge pressure of 3.8 atm at street level flows
Water at a gauge pressure of 3.8 atm at street level flows in to an office building at a speed of 0.06 m/s through a pipe 5.0 cm in diameter. The pipes taper down to 2.6cm in diameter by the top floor …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $6.00
A mass ‘m’ of fluid at temperature T1 is mixed with an equal
A mass ‘m’ of fluid at temperature T1 is mixed with an equal amount of the same fluid at temperature T2. Prove that the resultant change of entropy of the universe is: [2 mc ln (T1 + T2) / 2]/[(T1 T2) …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $5.00
Find an equation for the increase in shear stress, τ, required
Find an equation for the increase in shear stress, τ, required to move a dislocation past a precipitate of radius, r, with a surface energy, Γ, if the precipitates have spacing L, in the sli …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $5.00
In petrol engine, using a fixed octane rating fuel and fixed compression
In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will __________ the knocking tendency.1)Decrease2)Increase3)Not effect …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $2.00
The moderator generally used in nuclear power plant
The moderator generally used in nuclear power plant :1)heavy water2)concrete3)graphite4)concrete and graphite …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $2.00
In a four stroke cycle, the minimum temperature inside
In a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the :1)beginning of Suction stroke2)End of Suction stroke3)beginning of exhaust stroke4)End of Exhaust stroke …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $2.00
While doing a routine check on several components, you find a 4mm
While doing a routine check on several components, you find a 4mm long interior crack, perpendicular to the applied tensile stress of 85MPa on a part made of a steel alloy that has a fracture toughnes …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $12.00
Design a steam power plant cycle that can achieve a cycle thermal
Design a steam power plant cycle that can achieve a cycle thermal efficiency of at least 40% under the conditions that all the turbines have isentropic efficiencies of 85% and all pumps have isentropi …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $8.00
After the assignment is released, any further corrections of errors
CS412: Introduction to Data MiningFall 2015Assignment 3Due: 10/22/2015 11:59pmGeneral Instruction• Errata: After the assignment is released, any further corrections of errors or clarifications w …
Engineering / General Mechanical Engineering 2016-02-23 1 Yes $26.00
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