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GATE ME 2020 Set 2 — Question 52

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NAT+2 / -0MediumRiser & Gating DesignCastingManufacturing Processes

Manufacturing Processes → Casting → Riser & Gating Design

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Question

A mould cavity of 1200 cm31200\text{ cm}^3 volume has to be filled through a sprue of 10 cm10\text{ cm} length feeding a horizontal runner. Cross-sectional area at the base of the sprue is 2 cm22\text{ cm}^2. Consider acceleration due to gravity as 9.81 m/s29.81\text{ m/s}^2. Neglecting frictional losses due to molten metal flow, the time taken to fill the mould cavity is ______ seconds (round off to 2 decimal places).
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