1.

The cylinder block and upper half of the crank case are cast by _________ material.(a) aluminium(b) zinc(c) semi-steel(d) titaniumI got this question in final exam.Enquiry is from Cylinder Head topic in portion Engine Construction & Wheel Assembly of Automobile Engineering

Answer»

The correct ANSWER is (c) semi-steel

The explanation: Semi-steel provides a strong and harder CASTING also good THERMAL conductivity, which permits thin casting WALLS and improving cooling.



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