A. decreases linearly with elevation
B. remains constant
C. varies in the same way as the density
D. increases exponentially with elevation
E. unpredictable
Correct Answer: varies in the same way as the density ✔
Last Updated: August 25, 2020
Related MCQs
- Choose the wrong statement__________?
- Choose the wrong statement?
- Choose the wrong statement?
- Choose the wrong statement ?
- Select the correct statement ?
- In a forced vortex, the velocity of flow everywhere within the fluid is__________?
- Two pipe systems can be said to be equivalent, when the following quantites are same__________?
- At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be__________?
- For pipes, laminar flow occurs when Roynolds number is__________?
- The fluid forces considered in the Navier Stokes equation are__________?
- All the terms of energy in Bernoulli’s equation have dimension of__________?
- Two dimensional flow occurs when__________?
- For hypersonic flow, the Mach number is__________?
- Normal depth in open channel flow is the depth of flow corresponding to__________?
- Pitot tube is used for measurement of__________?
- The total energy of each particle at various places in the case of perfect incompres sible fluid flowing in continuous sream__________?
- Mach number is significant in__________?
- According to Bernoulli’s equation for steady ideal fluid flow__________?
- The equation of continuity holds good when the flow __________?
- Froude number is significant in__________?
- Reynolds number is significant in__________?
- A large Roynold number is indication of__________?
- In order that flow takes place between two points in a pipeline, the differential pressure between thes^ points must be more than__________?
- The pressure in Pascals at a depth of 1 m below the free surface of a body of water will be equal to__________?
- For pipes, turbulent flow occurs when Reynolds number is__________?
- A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal tc__________?
- Bernoulli equation deals with the law of conservation of__________?
- Cavitation is caused by__________?
- Principle of similitude forms the basis of__________?
- Cavitation will begin when__________?
- For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal__________?
- Hydrometer is used to determine__________?
- Uniform flow occurs when__________?
- The upper surface of a weir over which water flows is known is__________?
- The region between the separation streamline and the boundary surface of the solid body is known as__________?
- A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is__________?
- In a free vortex motion, the radial component of velocity everywhere is __________?
- The velocity of jet of water travelling out of opening in a tank filled with water is proportional to__________?
- A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ?
- A streamline is defined as the line __________?
- General energy equation holds for__________?
- The flow in which the particles of a fluid attain such velocities that vary from point to point in magnitude and direction as well as from instant to instant, is known as__________?
- The flow which neglects changes in a transverse direction is known as __________?
- The flow in which conditions do not change with time at any point, is known as __________?
- Flow occurring in a pipeline when a valve is being opened is __________?
- The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as__________?
- The flow in which each liquid particle has a definite path and their paths do not cross each other is called__________?
- Steady flow occurs when__________?
- Uniform flow occurs when__________?
- For measuring flow by a venturimeter, if should be installed in__________?
- An ideal flow of any fluid must satisfy __________?