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GATE 2026 Chemical Engineering, Q11 · Mechanical Operations

The correct answer is D, screw conveyor.

Question

Which one of the following is NOT a type of chain conveyor?

  • A. apron conveyor
  • B. bucket conveyor
  • C. scraper conveyor
  • D. screw conveyor

Official answer: screw conveyor

Why

GATE 2026 official key: (D). Apron, bucket, and scraper conveyors are chain-driven; a screw conveyor instead moves material via a rotating helical screw.

Explanation cross-checked for consistency. Final answer matches the official IIT answer key.

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