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Asked: 2020-06-20T15:35:07+05:30 In:

GATE MT 2018 Q17. Arrange the following processes in INCREASING magnitude of surface roughness of the casting. P.Investment casting Q.Permanent mould casting R.Pressure die casting S.Sand casting

Poll Results

7.14%(A) R < S < Q < P ( 5 voters )
14.29%(B) P < S < Q < R ( 10 voters )
65.71%(C) R < P < Q < S ( 46 voters )
12.86%(D) Q < P < R < S ( 9 voters )
Based On 70 Votes

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GATE MT 2018 Q17. Arrange the following processes in INCREASING magnitude of surface roughness of the casting. P.Investment casting Q.Permanent mould casting R.Pressure die casting S.Sand casting
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    4 Answers

    1. Best Answer
      Platinum⭐ Metallurgical and Materials Engineering student

      Option c is correct because surface roughness values have been taken forom literature Investment Casting - 3.2 micrometer Permanent Casting - 3.6 micrometer Pressure Die Casting - 1.6 micrometer Sand Casting - 25 micrometer

      Option c is correct because surface roughness values have been taken forom literature

      Investment Casting – 3.2 micrometer

      Permanent Casting – 3.6 micrometer

      Pressure Die Casting – 1.6 micrometer

      Sand Casting – 25 micrometer

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    2. Gold

      C

      C

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    3. Gold

      Option C is correct

      Option C is correct

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    4. Platinum⭐ GATE Metallurgy Coaching

      Option C

      Option C

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