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Hydraulic Fluid Mechanics MCQs

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Practice free Hydraulic Fluid Mechanics multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 306 questions — no login required.

Question 280easy

When a vertical wall is subjected to pressures due to liquid on both sides, the resultant pressure is the __________ of the two pressures.

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Question 281easy

If the coefficient of discharge is 0.6, then the discharge over a right angled notch is

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Question 282easy

A manometer is used to measure

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Question 283easy

The product of mass and accelaration of flowing liquid is called

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Question 284easy

Falling drops of water become spheres due to the property of

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Question 285easy

The metacentric height of a ship is 0.6 m and the radius of gyration is 4 m. The time of rolling of a ship is

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Question 286easy

An error of 1% in measuring head over the crest of the notch (H) will produce an error of __________ in discharge over a triangular notch,