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16217. The most efficient section of a channel is

September 13, 2025 by Admin

triangular

rectangular

square

trapezoidal

✅ The correct answer is option D.

Categories Engineering, Hydraulics and Fluid Mechanics MCQs, Mechanical Engineering Tags Engineering MCQs, Hydraulics and Fluid Mechanics MCQs, Mechanical Engineering MCQs

16214. A steel alloy containing 36% nickel is called

16220. Cold working requires much higher pressure that hot working.

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