Bernoulli's equation accounts for the (A) Various momentums (B) Various masses (C) Different forms of mechanical energy (D) None of these

Bernoulli's equation accounts for the
(A) Various momentums
(B) Various masses
(C) Different forms of mechanical energy
(D) None of these
by

1 Answer

Answer :

(C) Different forms of mechanical energy
by

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Bernoulli's equation describes the (A) Mechanical energy balance in potential flow (B) Kinetic energy balance in laminar flow (C) Mechanical energy balance in turbulent flow (D) Mechanical energy balance in boundary layer

Description : Bernoulli's equation describes the (A) Mechanical energy balance in potential flow (B) Kinetic energy balance in laminar flow (C) Mechanical energy balance in turbulent flow (D) Mechanical energy balance in boundary layer

Last Answer : (A) Mechanical energy balance in potential flow

Each term in Bernoulli’s equation represents the __________ of the fluid. (A) Energy per unit mass (B) Energy per unit weight (C) Force per unit mass (D) None of these

Description : Each term in Bernoulli’s equation represents the __________ of the fluid. (A) Energy per unit mass (B) Energy per unit weight (C) Force per unit mass (D) None of these

Last Answer : (B) Energy per unit weight

Each term of the Bernoulli's equation written in the form, (p/ρ) + (g/gc ). Z + (v 2 /2gc ) = constant, represents the total energy per unit (A) Mass (B) Volume (C) Specific weight (D) None of these

Description : Each term of the Bernoulli's equation written in the form, (p/ρ) + (g/gc ). Z + (v 2 /2gc ) = constant, represents the total energy per unit (A) Mass (B) Volume (C) Specific weight (D) None of these

Last Answer : (A) Mass

Bernoulli's equation for steady, frictionless, continuous flow states that the __________ at all sections is same. (A) Total pressure (B) Total energy (C) Velocity head (D) None of these

Description : Bernoulli's equation for steady, frictionless, continuous flow states that the __________ at all sections is same. (A) Total pressure (B) Total energy (C) Velocity head (D) None of these

Last Answer : (B) Total energy

For steady ideal fluid flow, the Bernoulli's equation states that the (A) Velocity is constant along a stream line (B) Energy is constant throughout the fluid (C) Energy is constant along a stream line, but may vary across stream lines (D) None of these

Description : For steady ideal fluid flow, the Bernoulli's equation states that the (A) Velocity is constant along a stream line (B) Energy is constant throughout the fluid (C) Energy is constant along a stream line, but may vary across stream lines (D) None of these

Last Answer : (C) Energy is constant along a stream line, but may vary across stream lines

The Bernoulli's equation is based on the assumption that (A) There is no loss of energy of the liquid flowing (B) The velocity of flow is uniform across any cross-section of the pipe (C) No force except gravity acts on the fluid (D) All of the above

Description : The Bernoulli's equation is based on the assumption that (A) There is no loss of energy of the liquid flowing (B) The velocity of flow is uniform across any cross-section of the pipe (C) No force except gravity acts on the fluid (D) All of the above

Last Answer : Answer: Option D

All the terms of energy in Bernoulli's equation have dimension of (A) Energy (B) Work (C) Mass (D) Length

Description : All the terms of energy in Bernoulli's equation have dimension of (A) Energy (B) Work (C) Mass (D) Length

Last Answer : Answer: Option D

According to Bernoulli's equation for steady ideal fluid flow (A) Principle of conservation of mass holds (B) Velocity and pressure are inversely proportional (C) Total energy is constant throughout (D) The energy is constant along a streamline but may vary across streamlines

Description : According to Bernoulli's equation for steady ideal fluid flow (A) Principle of conservation of mass holds (B) Velocity and pressure are inversely proportional (C) Total energy is constant throughout (D) The energy is constant along a streamline but may vary across streamlines

Last Answer : Answer: Option D

Bernoulli's equation is dependent on the (A) First law of thermodynamics(B) Third law of thermodynamics(C) Law of conservation of momentum(D) None of these

Description : Bernoulli's equation is dependent on the (A) First law of thermodynamics (B) Third law of thermodynamics (C) Law of conservation of momentum (D) None of these

Last Answer : (D) None of these

Bernoulli's equation for fluid flow is derived following certain assumptions. Out of the assumptions listed below, which set of assumptions is used in derivation of Bernoulli's equation? A. Fluid flow is frictionless & irrotational. B. Fluid flow is steady. C. Fluid flow is uniform & turbulent. D. Fluid is compressible. E. Fluid is incompressible. (A) A, C, D (B) B, D, E (C) A, B, E (D) A, D, E

Description : Bernoulli's equation for fluid flow is derived following certain assumptions. Out of the assumptions listed below, which set of assumptions is used in derivation of Bernoulli's equation? A. Fluid flow is frictionless & irrotational. B. Fluid flow is ... A, C, D (B) B, D, E (C) A, B, E (D) A, D, E

Last Answer : (C) A, B, E

Bernoulli’s equation does not apply to the functioning of a/an (A) Venturimeter (B) Orificemeter (C) pitot tube (D) None of these

Description : Bernoulli’s equation does not apply to the functioning of a/an (A) Venturimeter (B) Orificemeter (C) pitot tube (D) None of these

Last Answer : (D) None of these

In deriving Bernoulli's equation, fluid is assumed to be (A) Incompressible, frictionless, steady, along a streamline (B) Uniform, steady, incompressible, along a streamline (C) Steady, density being pressure dependent, frictionless (D) None of these

Description : In deriving Bernoulli's equation, fluid is assumed to be (A) Incompressible, frictionless, steady, along a streamline (B) Uniform, steady, incompressible, along a streamline (C) Steady, density being pressure dependent, frictionless (D) None of these

Last Answer : (A) Incompressible, frictionless, steady, along a streamline

Bernoulli's equation is not applicable, when the flow is (A) Irrotational (B) Incompressible(C) Viscous(D) All (A), (B) & (C

Description : Bernoulli's equation is not applicable, when the flow is (A) Irrotational (B) Incompressible (C) Viscous (D) All (A), (B) & (C

Last Answer : (D) All (A), (B) & (C)

Applicability of Bernoulli's equation is limited to a/an __________ fluid, that does not exchange shaft work with the surroundings. (A) Incompressible (B) Non-viscous (C) Both (A) and (B) (D) Neither (A) nor (B)

Description : Applicability of Bernoulli's equation is limited to a/an __________ fluid, that does not exchange shaft work with the surroundings. (A) Incompressible (B) Non-viscous (C) Both (A) and (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) and (B)

Bernoulli's equation is applied to (A) Venturimeter (B) Orifice meter (C) Pitot tube (D) All of these

Description : Bernoulli's equation is applied to (A) Venturimeter (B) Orifice meter (C) Pitot tube (D) All of these

Last Answer : Answer: Option D

According to Bernoulli's equation (A) Z + p/w + v²/2g = constant (B) Z + p/w - v²/2g = constant (C) Z - p/w + v²/2g = constant (D) Z - p/w - v²/2g = constant

Description : According to Bernoulli's equation (A) Z + p/w + v²/2g = constant (B) Z + p/w - v²/2g = constant (C) Z - p/w + v²/2g = constant (D) Z - p/w - v²/2g = constant

Last Answer : Answer: Option A

The speed at which a liquid escapes from a vessel through an orifice is given by _________.  a. Archimedes Principle  b. Evangelista’s Law  c. Torricelli’s Theorem  d. Bernoulli’s Equation

Description : The speed at which a liquid escapes from a vessel through an orifice is given by _________.  a. Archimedes Principle  b. Evangelista’s Law  c. Torricelli’s Theorem  d. Bernoulli’s Equation

Last Answer : Torricelli’s Theorem

"The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances". This is the (A) Lewis-Randall rule (B) Statement of Van't Hoff Equation (C) Le-Chatelier's principle (D) None of these

Description : "The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances". This is the (A) Lewis- ... (B) Statement of Van't Hoff Equation (C) Le-Chatelier's principle (D) None of these

Last Answer : (D) None of these

Study of transformation of heat energy to mechanical energy to other forms of energy.  a. Thermodynamics  b. Physics  c. Mechanics  d. None of the above

Description : Study of transformation of heat energy to mechanical energy to other forms of energy.  a. Thermodynamics  b. Physics  c. Mechanics  d. None of the above

Last Answer : Thermodynamics

Bernoulli's principle shows that, at points in a moving fluid where the potential energy change is very small A. the pressure is low where the velocity is low and similarly, the pressure is high where the velocity is high B. the pressure is low where the velocity is high and conversely, the pressure is high where the velocity is low C. pressure becomes independent of the velocity of the moving fluid D. pressure remain independent of the speed of the stationary fluid

Description : Bernoulli's principle shows that, at points in a moving fluid where the potential energy change is very small A. the pressure is low where the velocity is low and similarly, the pressure is ... of the moving fluid D. pressure remain independent of the speed of the stationary fluid

Last Answer : the pressure is low where the velocity is high and conversely, the pressure is high where the velocity is low

Bernoulli's principle states that, for streamline motion of an incompressible non-viscous fluid: A. the pressure at any part + the kinetic energy per unit volume = constant B. the kinetic energy per unit volume + the potential energy per unit volume = constant C. the pressure at any part + the potential energy per unit volume = constanD. the pressure at any part + the kinetic energy per unit volume + the potential energy per unit volume = constantt

Description : Bernoulli's principle states that, for streamline motion of an incompressible non-viscous fluid: A. the pressure at any part + the kinetic energy per unit volume = constant B. the kinetic ... + the kinetic energy per unit volume + the potential energy per unit volume = constant

Last Answer : the pressure at any part + the kinetic energy per unit volume + the potential energy per unit volume = constant

If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Description : If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Last Answer : (2) momentum Explanation: If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same momentum.

If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Description : If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Last Answer : (2) momentum Explanation: If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same momentum.

Various efficiencies of a centrifugal pump are related as (where, ηm = mechanical efficiency ηv = volumetric efficiency. ηma = manometric efficiency ηo = overall efficiency) (A) ηma × ηm × ηv = ηo (B) ηm = ηv . ηma (C) ηma = ηm × ηv (D) ηv = ηm × ηma

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Last Answer : (B) ηm = ηv . ηma

Which of the following forced convection heat transfer equation accounts for the liquid viscosity effect for viscous liquids? (A) Dittus-Boelter equation (B) Sieder-Tate equation (C) Nusselt equation (D) None of these

Description : Which of the following forced convection heat transfer equation accounts for the liquid viscosity effect for viscous liquids? (A) Dittus-Boelter equation (B) Sieder-Tate equation (C) Nusselt equation (D) None of these

Last Answer : (B) Sieder-Tate equation

Is there a website that tracks interest rates paid on online savings accounts offered by various banks?

Description : Is there a website that tracks interest rates paid on online savings accounts offered by various banks?

Last Answer : Yes, Bankrate.com tracks interest rates on savings accounts offered by many different banks. The website also offers convenient searching features to help you find an appropriate financial product or account.

Which of the following concepts is most useful in assessing the scope of an auditor's program relating to various accounts? a. Attribute sampling b. Management fraud c. Materiality d. The reliability of information

Description : Which of the following concepts is most useful in assessing the scope of an auditor's program relating to various accounts? a. Attribute sampling b. Management fraud c. Materiality d. The reliability of information

Last Answer : Materiality

Starting direct deposit with another company and I have two separate accounts how do I submit the forms?

Description : Starting direct deposit with another company and I have two separate accounts how do I submit the forms?

Last Answer : answer:I have the money all deposited into my primary account and have automatic transfers set up to move the money I want in my secondary accounts to my secondary accounts the same day it is deposited to the primary. Probably not the best way to do it, but it was the least confusing to me.

A poll of students appearing for masters in engineering indicating that 60% of the students believed that mechanical engineering is a profession unsuitable for women. A research study on women with master or higher degrees in mechanical engineering found that 90% of such women were successful in their professions. Which of the following can be logically inferred from the above paragraph? (A) Many students have misconceptions regarding various engineering disciplines. (B) Men with advanced degrees in mechanical engineering believe women are well suited to be mechanical engineers. (C) Mechanical engineering is a profession well suited for women with masters or higher degrees in mechanical engineering. (D) The number of women pursing higher degrees in mechanical engineering is small.

Description : A poll of students appearing for masters in engineering indicating that 60% of the students believed that mechanical engineering is a profession unsuitable for women. A research study on women with ... engineering. (D) The number of women pursing higher degrees in mechanical engineering is small.

Last Answer : Correct option is (C). A poll says that women with masters or higher degrees in mechanical engineers are successful in their professions. This statement leads to the option (C) which is the best inference

__________ is one where mechanical forces or restricting forms are applied on a material so asto form it into the desired shape a.Subtractive process b.Additive process c.Formative process d.All of above

Description : __________ is one where mechanical forces or restricting forms are applied on a material so asto form it into the desired shape a.Subtractive process b.Additive process c.Formative process d.All of above

Last Answer : c.Formative process

Hydrodynamica gave explanation of Bernoulli’s theorem in 1738. Who was the first to suggest this theorem?

Description : Hydrodynamica gave explanation of Bernoulli’s theorem in 1738. Who was the first to suggest this theorem?

Last Answer : Answer: Daniel Bernoulli.

What does bernoullis principle say about the speed of a moving fluid?

Description : What does bernoullis principle say about the speed of a moving fluid?

Last Answer : Need answer

The swing of a spinning cricket ball in air can be explained on the basis of (a) Sudden change in wind direction (b) Buoyancy of air (c) Turbulence caused by wind (d) Bernoulli’s theorem

Description : The swing of a spinning cricket ball in air can be explained on the basis of (a) Sudden change in wind direction (b) Buoyancy of air (c) Turbulence caused by wind (d) Bernoulli’s theorem

Last Answer : Ans:(d)

A fountain pen works on the principle of (1) Flow of liquids from higher to lower potential (2) Capillary action (3) Bernoulli's principle (4) Viscosity of liquids

Description : A fountain pen works on the principle of (1) Flow of liquids from higher to lower potential (2) Capillary action (3) Bernoulli's principle (4) Viscosity of liquids

Last Answer : (2) Capillary action Explanation: A fountain pen is a nib pen that, unlike its predecessor the dip pen, contains an internal reservoir of water-based liquid ink. The pen draws ink from the ... to flow in narrow spaces without the assistance of, and in opposition to external forces like gravity.

The spring balance works on the principle of - (1) Boyle's Law (2) Hooke's Law (3) Bernoulli's principle (4) Pascal's Law

Description : The spring balance works on the principle of - (1) Boyle's Law (2) Hooke's Law (3) Bernoulli's principle (4) Pascal's Law

Last Answer : (2) Hooke's Law Explanation: A spring scale or spring balance or Newton meter is a type of weighing scale. It consists of spring fixed at one end with a hook to attach an object at the ... force needed to extend a spring is proportional to the distance that spring is extended from its rest position.

Hydraulic brakes in automobile work on – (1) Poiseuille's principle (2) Pascal's principle (3) Archimedes' principle (4) Bernoulli's principle

Description : Hydraulic brakes in automobile work on – (1) Poiseuille's principle (2) Pascal's principle (3) Archimedes' principle (4) Bernoulli's principle

Last Answer : (2) Pascal's principle Explanation:The hydraulic brake is an arrangement of braking mechanism which uses brake fluid, typically containing glycol ethers or diethylene glycol, to transfer pres-sure from ... it travels equally in all directions so that uniform braking action is applied on all wheels.

Hydraulic brakes work on the principle of – (1) Thomson's law (2) Newton's law (3) Bernoulli's theorem (4) PascaQl's law

Description : Hydraulic brakes work on the principle of – (1) Thomson's law (2) Newton's law (3) Bernoulli's theorem (4) PascaQl's law

Last Answer : (4) Pascal's law Explanation: Hydraulic brake works on Pascal's law which states that pressure exerted anywhere in a confined incompressible fluid is transmitted equally in all directions throughout the fluid such that the pressure variations remain the same.

The hydraulic brake used in automobiles is a direct application of - (1) Archimedes principle (2) Torricellean law (3) Bernoulli's Theorem (4) Pascal's law

Description : The hydraulic brake used in automobiles is a direct application of - (1) Archimedes principle (2) Torricellean law (3) Bernoulli's Theorem (4) Pascal's law

Last Answer : (4) Pascal's law Explanation: Pascal's law basically states that any pressure applied to a fluid inside a closed system will transmit that pressure equally in all directions throughout the fluid.

'Hydraulic brakes' work on the principle of – (1) Pascal's law (2) Thomson's law (3) Newton's law (4) Bernoulli's theorem

Description : 'Hydraulic brakes' work on the principle of – (1) Pascal's law (2) Thomson's law (3) Newton's law (4) Bernoulli's theorem

Last Answer : (1) Pascal's law Explanation: Pascal's law states that when there is an increase in pressure at any point in a confined fluid, there is an equal increase at every other point in the container ... a pressure exerted on a piston produces an equal increase in pressure on another piston in the system.

What principle/law explains the working of the hydraulic brakes in automobiles? (1) Bernoulli's law (2) Posieulli's principle (3) Pascal's law (4) Archimedes' principle

Description : What principle/law explains the working of the hydraulic brakes in automobiles? (1) Bernoulli's law (2) Posieulli's principle (3) Pascal's law (4) Archimedes' principle

Last Answer : (3) Pascal's law Explanation: Hydraulic brakes work on the principle of Pascal's law which states that "pressure at a point in a fluid is equal in all directions in space". According to this law ... the vehicle, to the actual brake mechanism, which is usually at or near the wheel of the vehicle.

The swing of a spinning cricket ball in air can be explained on the basis of – (1) Sudden change in wind direction. (2) Buoyancy of air. (3) Turbulence caused by wind. (4) Bernoulli's theorem.

Description : The swing of a spinning cricket ball in air can be explained on the basis of – (1) Sudden change in wind direction. (2) Buoyancy of air. (3) Turbulence caused by wind. (4) Bernoulli's theorem.

Last Answer : (3) Turbulence caused by wind. Explanation: The main theory of swing bowling surrounded turbulent and laminar airflow. Laminar air separates from the surface of the ball earlier than turbulent flow air, ... towards the back; inducing a greater lift force on the turbulent airflow side of the ball.

The hydraulic brakes used in automobiles is a direct application of : (1) Archimedes' principle (2) Toricellian law (3) Bernoulli's theorem (4) Pascal's law

Description : The hydraulic brakes used in automobiles is a direct application of : (1) Archimedes' principle (2) Toricellian law (3) Bernoulli's theorem (4) Pascal's law

Last Answer : (4) Pascal's law Explanation: Pascal's principle guarantees that the pressure is transmitted equally to all parts of the enclosed fluid system. This gives straightline braking unless there is a fluid leak or ... to the actual brake mechanism, which is usually at or near the wheel of the vehicle.

"Upthrust = Weight of the liquid displaced" is known as A. Bernoulli's Principle B. Archimedes' Principle C. Pascal's Law D. Coulomb's law

Description : "Upthrust = Weight of the liquid displaced" is known as A. Bernoulli's Principle B. Archimedes' Principle C. Pascal's Law D. Coulomb's law

Last Answer : Archimedes' Principle

The properties of autogenous curve for automobiles are given by (A) True spiral (B) Cubic parabola (C) Bernoulli's Lemniscate (D) Clothoid spiral

Description : The properties of autogenous curve for automobiles are given by (A) True spiral (B) Cubic parabola (C) Bernoulli's Lemniscate (D) Clothoid spiral

Last Answer : (C) Bernoulli's Lemniscate

The law which states, "Within elastic limits strain produced is proportional to the stress producing it", is known as (A) Bernoulli's law (B) Stress law (C) Hooke's law (D) Poisson's law

Description : The law which states, "Within elastic limits strain produced is proportional to the stress producing  it", is known as  (A) Bernoulli's law  (B) Stress law  (C) Hooke's law  (D) Poisson's law

Last Answer : (C) Hooke's law 

The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to (A) Buoyancy (B) Equilibrium of a floating body (C) Archimedes' principle (D) Bernoulli's theorem

Description : The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to (A) Buoyancy (B) Equilibrium of a floating body (C) Archimedes' principle (D) Bernoulli's theorem

Last Answer : Answer: Option C

Which of the following instruments is used to measure flow on the application of Bernoulli's theorem? (A) Venturimeter (B) Orifice plate (C) Nozzle (D) All of the above

Description : Which of the following instruments is used to measure flow on the application of Bernoulli's theorem? (A) Venturimeter (B) Orifice plate (C) Nozzle (D) All of the above

Last Answer : Answer: Option D