Q. Which method is most commonly used in fluid mechanics for analysis?

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Q. In unsteady flow, the flow parameters change with respect to position.

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Q. Uniform flow is defined as the type of flow in which acceleration is zero i.e velocity is constant.

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Q. In laminar flow fluid particles flow along a streamline.

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Q. Eddies formed in the turbulent flow are major cause of the energy loss in the turbulent flow.

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Q. For compressible flow specific gravity remains same.

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Q. When the flow particles flow in zigzag manner and rotate about their own axis it is what type of flow?

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Q. If the velocity is function of two space coordinates along with time then fluid flow is three dimensional in nature.

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Q. What is unit for flow rate for gases?

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Q. The continuity equation is based on the premise of

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Q. The continuity equation is only applicable to incompressible fluid.

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Q. For incompressible fluid flow, if area reduces then what is the effect on the velocity.

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Q. For compressible fluid flow in a pipe, having decrease in specific gravity what will be the effect of decrease in diameter?

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Q. What is the most common assumption while dealing with fluid flow problems using continuity equation?

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Q. The diameters of a pipe at the sections 1 and 2 are 8 cm and 13 cm respectively. Find the discharge through pipe if the velocity of water flowing through the pipe at section 1 is 6 m/s. Determine also the velocity at section 2.

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Q. The continuity equation can only be used for analysis of conserved quantity.

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Q. The diameter of a pipe at the section 1 is 9 cm. If the velocity of water flowing through the pipe at section 1 is 4.8 m/s and section 2 is 9 m/s, Determine the area at section 2.

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Q. For a flow to be physically possible it must primarily satisfy which equation?

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Q. Continuity equation can also be derived for polar coordinate system

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Q. The velocity vector in a fluid is given V=5x⁴+3y²+2z( in metre/sec). What is the acceleration of it at point (1,3,4) ?

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