GATE ME 2019 Set 2 — Question 60
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Manufacturing Processes → Casting → Riser & Gating Design
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Question
The figure shows a pouring arrangement for casting of a metal block. Frictional losses are negligible. The acceleration due to gravity is . The time (in s, round off to two decimal places) to fill up the mold cavity (of size ) is ______
Correct answer
28.8 to 29
Solution
1.Calculate the volume of the mold cavity ():
2.Calculate the area of the gate ():
The diameter of the gate is .3.Calculate the velocity of molten metal at the gate ():
The filling height (head) is .4.Calculate the time to fill ():
Rounding to two decimal places, the time to fill is .Continue learning with Success Tracker
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