A. Directly as square of gas density
B. Directly as gas density
C. Directly as square root of gas density
D. Inversely as gas density
Correct Answer: Directly as gas density ✔
Last Updated: March 10, 2019
Related MCQs
- The discharge co-efficient for an orifice meter does not depend upon the __________?
- Velocity at a certain point in case of streamline flow is__________?
- The speed of sound in an ideal gas varies as the __________?
- Unsteady uniform flow is represented by flow through a/an__________?
- For flow of fluids through packed bed, the superficial velocity is__________?
- Various efficiencies of a centrifugal pump are related as (where, εm = mechanical efficiency εv = volumetric efficiency. εma = manometric efficiency εo = overall efficiency) ?
- For ideally incompressible fluid, the Mach number will be __________?
- The specific speed of a pump is defined as the speed of a unit of such a size, that it__________?
- What is the normal range of exit cone angle of a Venturimeter ?
- Centrifugal pump is normally classified on the basis of the__________?
- The phenomenon occuring during pumping of a liquid solution containing dissolved gases, which may come out of the solution giving rise to gas pockets, is termed as__________?
- Centre of pressure in an immersed body is __________ the centre of gravity?
- Re/NFr is called the __________ number?
- Drag force acting on a body does not depend upon the__________?
- The dimension of kinematic viscosity is__________?
- Theoretical head developed by a centrifugal pump does not depend upon the __________ the impeller?
- Pascal’s law is valid, only when the fluid is__________?
- Fluid flow at increasing rate through a diverging pipe is an example of __________ flow?
- Which of the following assumptions enables the Euler’s equation of motion to be integrated ?
- What is the pipe called which lifts water from a reservoir to a greater height than the initial level in the supply reservoir ?
- In turbulent flow, a rough pipe has the same friction factor as a smooth pipe__________?
- A fluid is pumped at the rate of 10 lb/sec to a height of 55 ft. The horse power required is __________ hp?
- A pitched-blade turbine draws __________ a straight blade turbine?
- Absolute viscosity of a fluid is a function of the __________ of the fluid?
- For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by__________?
- What is the normal range of exit cone angle of a Venturimeter ?
- The __________ is measured by a piezometric opening?
- Which of the following is not concerned with the fluid-particle interaction ?
- Fluidised beds are formed, when the__________?
- The terminal velocity of a particle moving through a fluid varies as dp n. What is the value of n’ for Newton’s law regime ?
- The inherent characteristic of an equal percentage valve relating flow rate ‘q’ with valve stem movement ‘x’ are described by the equation__________?
- Co-efficient of velocity is __________ the coefficient of discharge?
- A Rotameter through which air at room temperature and atmospheric pressure is flowing gives a certain reading for a flow rate of 100 cc/sec. If helium (molecular weight 4) is used and Rotameter shows the same reading, the flow rate (cc/sec) is__________?
- The terminal velocity of a small sphere settling in a viscous fluid varies as the__________?
- For pipes that must be broken at intervals for maintenance, the connector used should be a/an__________?
- A mono pump is a __________ pump ?
- Water hammer is caused, when water flowing in a pipe is suddenly brought to rest by closing the valve. The extent of pressure thus produced due to water hammer depends on the__________?
- If more than two branches of pipes are to be connected at the same point, then use a/an__________?
- In fluid flow, the boundary layer separation cannot occur__________?
- Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg ?
- Bernoulli‟s equation does not apply to the functioning of a/an__________?
- Which of the fluid forces are not considered in the Reynold’s equation of flow ?
- Which of the following pipe bends will incur the largest head loss ?
- A differential pressure cell is used for__________?
- If ‘x’ is the depth of flow in an open channel of large width, then the hydraulic radius is equal to__________?
- Boundary layer separation is caused by the__________?
- A double acting reciprocating pump compared to a single acting pump (of almost same size working under same pressure levels) would give almost double__________?
- Check valves are used__________?
- The temperature in isentropic flow__________?
- Pipes having diameter 14 inches or more are designated by their__________?
- Speed of sound in an ideal gas depends on its__________?