Question: An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice. [A]. less than twice [B]. more than twice [C]. less than three times [D]. more than three…

Question: An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice. [A]. free [B]. partially [C]. full Answer: Option C Explanation: No answer description available…

Question: In an internal mouthpiece, if the jet after contraction expands and fills up the whole mouthpiece, then the mouthpiece is said to be running free. [A]. True [B]. False Answer: Option B Explanation: No answer description available for this…

Question: In an internal mouthpiece, if the jet after contraction does not touch the sides of the mouthpiece, then the mouthpiece is said to be [A]. running full [B]. running free [C]. partially running full [D]. partially running free Answer:…

Question: In a short cylindrical external mouthpiece, the vena contracta occurs at a distance __________ the diameter of the orifice from the outlet of orifice. [A]. equal to [B]. one-fourth [C]. one-third [D]. one-half Answer: Option B Explanation: No answer…

Question: A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a [A]. notch [B]. weir [C]. mouthpiece [D]. nozzle Answer: Option C Explanation: No answer description available for this…

Question: A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is [A]. [B]. [C]. [D]. Answer: Option C Explanation: No…

Question: A hemispherical tank of radius (R) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to lower the level of liquid from (H1) to (H2) will be [A]. [B]. [C].…

Question: A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be [A]. [B]. [C]. [D]. Answer: Option A…

Question: A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to bring the liquid level from H1 to H2 will be [A]. [B]. [C].…