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ESE ME 2018 Achiever Study Plan: Manufacturing Quiz 1
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Question 1
Bottom gating system is sometimes preferred in casting because
Question 2
The ratio of surface area to volume for a unit volume of riser is minimum in case of
Question 3
The methods of casting for producing ornamental pieces are
Question 4
Assertion (A): The investment casting is used for precision parts such as turbine blades, sewing machines etc.
Reason (R):The investment castings have a good surface finish and are exact reproductions of the master pattern.
Reason (R):The investment castings have a good surface finish and are exact reproductions of the master pattern.
Question 5
Consider the following advantages of shell mould casting:
1). Close dimensional tolerance.
2). Good surface finish.
3). Low cost.
4). Easier
Which of the statements are correct?
Question 6
According to Chovrinov’s equation, the solidification time of a casting is proportional to
Question 7
Flank wear occurs mainly on the
1) Nose part of the cutting tool
2) Front relief face and side relief face of the cutting tool
3) Face of the cutting tool at the shortest distance from the cutting edge
Which of the above is/are correct?
1) Nose part of the cutting tool
2) Front relief face and side relief face of the cutting tool
3) Face of the cutting tool at the shortest distance from the cutting edge
Which of the above is/are correct?
Question 8
A big casting is to have a hole, to be produced by using a core of 10cm diameter and 200 cm long. The density ρmetal is 0.77 N/cm3 and density ρcore is 0.0165 N/cm3. What is the upward force acting _________ (in N) on the core prints?
Question 9
Which one of the following is the correct statements?
Gate is provided in moulds to
Gate is provided in moulds to
Question 10
Which one of the following processes produces a casting when pressure forces the molten metal into the mould cavity?
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Jan 22ESE & GATE ME
