Q. _____________ torsion is produced when twisting couple coincides with the axis of the shaft.

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Q. Which of the following is known as Re-entrant mouthpiece?

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Q. Micrometre contraction gauge is used to determine ___________

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Q. What is the general value for coefficient of contraction?

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Q. The Cd value for internal mouthpiece running free is __________

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Q. _______ is the velocity with which water reaches the notch or before it flows over it.

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Q. Which of the following formula was proposed by Bazin?

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Q. For measuring low discharges _____________ notch is preferred.

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Q. Which of the following is also known as V notch?

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Q. Calculate the discharge over rectangular Weir of 3 metres length under the head of 400mm.Use Francis formula.

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Q. _____ converts mechanical energy into hydraulic energy.

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Q. Torsional sectional modulus is also known as _________

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Q. ________ is a measure of the strength of shaft in rotation.

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Q. What are the units of torsional rigidity?

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Q. The angle of twist can be written as ________

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Q. The power transmitted by shaft SI system is given by __________

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Q. Area of catchment is measured in ___________

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Q. ______ catchment area is a sum of free catchment area and intercepted catchment area.

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Q. ___________ has steep slopes and gives more run off.

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Q. How many number of rain gauge stations should be installed an area between 250 to 500 km².

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