An Engineer is responsible for the disposal of “Hazardous Chemical Waste” and due to the high costs involved is asked by the CEO to arrange to have the materials dumped in the river that runs past the outer perimeter of the factory. a) Should he comply? Explain(3 marks)

b) Explain the unethical issues involved(3 marks)

c) Explain the consequences of disposing the chemicals in the river.(4 marks)

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Afull journal bearing has a journal diameter of 27 mm, with a unilateral tolerance of -0.028 mm. the bushing bore has a diameter of 27.028 mm and a unilateral tolerance of 0.04 mm. the l/d ratio is 0.5. the load is 1.3 kn and the journal runs at 1200 rev/min. if the average viscosity is 50 mpa-s, find the minimum film thickness, the power loss, and the side flow for the minimum clearance assembly.

Ahot wire operates at a temperature of 200°c while the air temperature is 20°c. the hot wire element is a tungsten wire of 5 um diameter and 2 mm in length. plot using excel current, heat transfer and heat generated by the wire for air velocity varying from 1-10 m/s in steps of lm/s? matlab the sensor voltage output, resistance, or assume nu 0.989 re033pr13 take air properties at tr (200°c20°c)/2 = 110°c properties of tungsten: c 0.13 kj/kg. k 3 p 19250 kg/m k (thermal conductivity) = 174 w/m. k