An equipotential line is __________ to the velocity vector at every point. (A) Normal(B) Parallel(C) Tangential(D) None of these

An equipotential line is __________ to the velocity vector at every
point.
(A) Normal
(B) Parallel
(C) Tangential
(D) None of these
by

1 Answer

Answer :

(A) Normal
by

Related questions

A streamline is a line in flow field, (A) That is traced by all the fluid particles passing through a given point (B) Along which a fluid particle travels (C) Such that at every point on it, the velocity is tangential to it (D) None of these

Description : A streamline is a line in flow field, (A) That is traced by all the fluid particles passing through a given point (B) Along which a fluid particle travels (C) Such that at every point on it, the velocity is tangential to it (D) None of these

Last Answer : (C) Such that at every point on it, the velocity is tangential to it

A streamline is (A) The line connecting the mid-points of flow cross-sections (B) Defined for uniform flow only (C) Drawn normal to the velocity vector at every point (D) Always the path of a particle

Description : A streamline is (A) The line connecting the mid-points of flow cross-sections (B) Defined for uniform flow only (C) Drawn normal to the velocity vector at every point (D) Always the path of a particle

Last Answer : (C) Drawn normal to the velocity vector at every point

A stream line is (A) Fixed in space in steady flow (B) Always the path of particle (C) Drawn normal to the velocity vector at every point (D) A line connecting the mid points of flow cross-section

Description : A stream line is (A) Fixed in space in steady flow (B) Always the path of particle (C) Drawn normal to the velocity vector at every point (D) A line connecting the mid points of flow cross-section

Last Answer : (A) Fixed in space in steady flow

Two dimensional stream function (A) Relates velocity and pressure (B) Is constant along a stream line (C) Is constant along an equipotential surface (D) None of these

Description : Two dimensional stream function (A) Relates velocity and pressure (B) Is constant along a stream line (C) Is constant along an equipotential surface (D) None of these

Last Answer : (B) Is constant along a stream line

The line traced by a single fluid particle as it moves over a period of time is called __________ line. (A) Stream (B) Path (C) Equipotential (D) None of these

Description : The line traced by a single fluid particle as it moves over a period of time is called __________ line. (A) Stream (B) Path (C) Equipotential (D) None of these

Last Answer : (B) Path

The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is (A) Circle (B) Parabola (C) Ellipse (D) Straight line

Description : The locus of the end point of the resultant of the normal and tangential components of the stress  on an inclined plane, is  (A) Circle  (B) Parabola  (C) Ellipse  (D) Straight line 

Last Answer : (C) Ellipse 

The component of acceleration resulting due to unsteady nature of flow is called __________ acceleration. (A) Normal (B) Local (C) Convective (D) Tangential

Description : The component of acceleration resulting due to unsteady nature of flow is called __________ acceleration. (A) Normal (B) Local (C) Convective (D) Tangential

Last Answer : (B) Local

In case of an eccentric loading on a bracket subjected to moment M, the tangential force developed in any rivet, at right angles to its radius vector r is (A) Mr/ r² (B) r²/Mr(C) Mr²/ r² (D) Mr/ r²

Description : In case of an eccentric loading on a bracket subjected to moment M, the tangential force  developed in any rivet, at right angles to its radius vector r is  (A) Mr/ r²  (B) r²/Mr (C) Mr²/ r²  (D) Mr/ r² 

Last Answer : (A) Mr/ r² 

Littoral drift (A) Is the raised line of sand, parallel to the sea coast (B) Is the slow movement of surface water at sea caused by the wind (C) Is a current parallel to the shore, caused due to tangential component of the wind (D) Is a current perpendicular to the shore line caused due to wind

Description : Littoral drift (A) Is the raised line of sand, parallel to the sea coast (B) Is the slow movement of surface water at sea caused by the wind (C) Is a current parallel to the shore, caused due to tangential component of the wind (D) Is a current perpendicular to the shore line caused due to wind

Last Answer : (C) Is a current parallel to the shore, caused due to tangential component of the wind

During seepage through a soil, direction of seepage is always (A) Parallel to equipotential lines (B) Perpendicular to stream lines (C) Perpendicular to equipotential lines (D) None of these

Description : During seepage through a soil, direction of seepage is always (A) Parallel to equipotential lines (B) Perpendicular to stream lines (C) Perpendicular to equipotential lines (D) None of these

Last Answer : Answer: Option C

In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, smaller will be the hydraulic gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Description : In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, ... gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Last Answer : Option A

A flywheel 200 cm in diameter is rotating at 100 rpm. A point on the rim of the flywheel will not have a.angular velocity b.centripental acceleration c.tangential acceleration d.all of the above e.107 dynes

Description : A flywheel 200 cm in diameter is rotating at 100 rpm. A point on the rim of the flywheel will not have a.angular velocity b.centripental acceleration c.tangential acceleration d.all of the above e.107 dynes

Last Answer : c. tangential acceleration

A flywheel 200 cm in diameter is rotating at 100 rpm. A point one the rim of the flywheel will not have a.angular velocity b.centripetal acceleration c.tangential acceleration d.all of the above e.107 dynes

Description : A flywheel 200 cm in diameter is rotating at 100 rpm. A point one the rim of the flywheel will not have a.angular velocity b.centripetal acceleration c.tangential acceleration d.all of the above e.107 dynes

Last Answer : a. angular velocity

For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is (A) 2250 (B) 1125(C) 460 (D) 230

Description : For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is (A) 2250 (B) 1125 (C) 460 (D) 230

Last Answer : (D) 230

Curl is defined as the angular velocity at every point of the vector field. State True/False. a) True b) False

Description : Curl is defined as the angular velocity at every point of the vector field. State True/False. a) True b) False

Last Answer : a) True

The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as (A) One dimensional flow (B) Uniform flow (C) Steady flow (D) Turbulent flow

Description : The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as (A) One dimensional flow (B) Uniform flow (C) Steady flow (D) Turbulent flow

Last Answer : Answer: Option B

A phreatic line is defined as the line within a dam section below which there are (A) Positive equipotential lines (B) Positive hydrostatic pressure (C) Negative hydrostatic pressure (D) Negative equipotential lines

Description : A phreatic line is defined as the line within a dam section below which there are (A) Positive equipotential lines (B) Positive hydrostatic pressure (C) Negative hydrostatic pressure (D) Negative equipotential lines

Last Answer : (B) Positive hydrostatic pressure

Pick up the correct statement from the following: Method of sawing timber (A) Tangentially to annual rings, is known as tangential method (B) In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method (C) Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing (D) All the above

Description : Pick up the correct statement from the following: Method of sawing timber (A) Tangentially to annual rings, is known as tangential method (B) In four quarters such that each board cuts annual rings ... medullary rays and perpendicular to annual rings, is known as radial sawing (D) All the above

Last Answer : Answer: Option D

The tangential velocity of the water element having a free vortex is (A) Directly proportional to its distance from the centre (B) Inversely proportional to its distance from the centre (C) Directly proportional to its (distance)2 from the centre (D) Inversely proportional to its (distance)2 from the centre

Description : The tangential velocity of the water element having a free vortex is (A) Directly proportional to its distance from the centre (B) Inversely proportional to its distance from the centre (C) Directly ... (distance)2 from the centre (D) Inversely proportional to its (distance)2 from the centre

Last Answer : Answer: Option B

The work done in moving a test charge from one point to another in an equipotential surface is zero. State True/False. a) True b) Fals

Description : The work done in moving a test charge from one point to another in an equipotential surface is zero. State True/False. a) True b) Fals

Last Answer : a) True

Pulverised fuel fired furnaces employ __________ fuel firing. (A) Horizontal (B) Vertical (C) Tangential (D) All (A), (B) and (C)

Description : Pulverised fuel fired furnaces employ __________ fuel firing. (A) Horizontal (B) Vertical (C) Tangential (D) All (A), (B) and (C)

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

The curve of metacentre for a floating body __________ the curve of buoyancy. (A) Is always below (B) Is the evolute of (C) Intersects at right angle (D) Is tangential to

Description : The curve of metacentre for a floating body __________ the curve of buoyancy. (A) Is always below (B) Is the evolute of (C) Intersects at right angle (D) Is tangential to

Last Answer : (B) Is the evolute of

The minimum liquid rate to be used in an absorber corresponds to an operating line (A) Of slope = 1 (B) Of slope = 0.1 (C) Tangential to the equilibrium curve (D) None of these

Description : The minimum liquid rate to be used in an absorber corresponds to an operating line (A) Of slope = 1 (B) Of slope = 0.1 (C) Tangential to the equilibrium curve (D) None of these

Last Answer : (C) Tangential to the equilibrium curve

The angle between normal stress and tangential stress is known as angle of ______ a. declination b. orientation c. obliquity d. rotation

Description : The angle between normal stress and tangential stress is known as angle of ______ a. declination b. orientation c. obliquity d. rotation

Last Answer : c. obliquity

Which component of the electric field intensity is always continuous at the boundary? a) Tangential b) Normal c) Horizontal d) Vertical

Description : Which component of the electric field intensity is always continuous at the boundary? a) Tangential b) Normal c) Horizontal d) Vertical

Last Answer : a) Tangential

The Gaussian surface is a) Real boundary b) Imaginary surface c) Tangential d) Normal

Description : The Gaussian surface is a) Real boundary b) Imaginary surface c) Tangential d) Normal

Last Answer : b) Imaginary surface

Principal planes are subjected to (A) Normal stresses only (B) Tangential stresses only (C) Normal stresses as well as tangential stresses (D) None of these

Description : Principal planes are subjected to  (A) Normal stresses only  (B) Tangential stresses only  (C) Normal stresses as well as tangential stresses  (D) None of these

Last Answer : (A) Normal stresses only

Shear stress in the beam acting on the cross section is (a) Normal to the cross section (b) Tangential to the cross section (c) Neither normal nor tangential (d) None

Description : Shear stress in the beam acting on the cross section is (a) Normal to the cross section (b) Tangential to the cross section (c) Neither normal nor tangential (d) None

Last Answer : b) Tangential to the cross section

Pick out the wrong statement about a streamline. (A) It is always parallel to the main direction of the fluid flow (B) It is a line across which there is no flow and it is equivalent to a rigid boundary(C) Streamlines intersect at isolated point of zero velocity and infinitevelocity(D) The fluid lying between any two streamlines can be considered to be inisolation and the streamline spacing varies inversely as the velocity

Description : Pick out the wrong statement about a streamline. (A) It is always parallel to the main direction of the fluid flow (B) It is a line across which there is no flow and it is ... any two streamlines can be considered to be in isolation and the streamline spacing varies inversely as the velocity

Last Answer : (A) It is always parallel to the main direction of the fluid flow

What work is work done in moving a positive charge on an equipotential surface? -Do You Know?

Description : What work is work done in moving a positive charge on an equipotential surface? -Do You Know?

Last Answer : answer:

Equipotential surface is a a) Real surface b) Complex surface c) Imaginary surface d) Not existing surface

Description : Equipotential surface is a a) Real surface b) Complex surface c) Imaginary surface d) Not existing surface

Last Answer : c) Imaginary surface

The seepage force in a soil, is (A) Perpendicular to the equipotential lines (B) Proportional to the exit gradient (C) Proportional to the head loss (D) All the above

Description : The seepage force in a soil, is (A) Perpendicular to the equipotential lines (B) Proportional to the exit gradient (C) Proportional to the head loss (D) All the above

Last Answer : Answer: Option D

What work is work done in moving a positive charge on an equipotential surface?

Description : What work is work done in moving a positive charge on an equipotential surface?

Last Answer : Zero

The electric field lines and equipotential lines...

Description : The electric field lines and equipotential lines : (A) are parallel to each other (B) are one and the same (C) cut each other orthogonally (D) can be inclined to each other at any angle

Last Answer : The electric field lines and equipotential lines : cut each other orthogonally

At an equipotential surface, the electric field is

Last Answer : At an equipotential surface, the electric field is Always perpendicular to the surface.

Turbine impeller (A) Produces only radial current (B) Produces only tangential current (C) Is effective over wide range of viscosities (D) Does not produce tangential current

Description : Turbine impeller (A) Produces only radial current (B) Produces only tangential current (C) Is effective over wide range of viscosities (D) Does not produce tangential current

Last Answer : (C) Is effective over wide range of viscosities

The law of conservation of mechanical energy is valid a.Irrespective of the nature of force field b.Only in gravitational field c.Only if the total work done by the particle in moving around in a closed trajectory is zero d.Only if the force is tangential to the trajectory e.None of the above

Description : The law of conservation of mechanical energy is valid a.Irrespective of the nature of force field b.Only in gravitational field c.Only if the total work done by the particle in moving around in a closed trajectory is zero d.Only if the force is tangential to the trajectory e.None of the above

Last Answer : c. Only if the total work done by the particle in moving around in a closed trajectory is zero

Draw a labelled diagram to show different trajectories of a satellite depending upon the tangential projection speed.

Description : Draw a labelled diagram to show different trajectories of a satellite depending upon the tangential projection speed.

Last Answer : Draw a labelled diagram to show different trajectories of a satellite depending upon the tangential projection speed.

Which one of the following types of impeller vanes are most commonly used in centrifugal type compressors? A. Forward curved B. Radial C. Backward curved D. Tangential

Description : Which one of the following types of impeller vanes are most commonly used in centrifugal type compressors? A. Forward curved B. Radial C. Backward curved D. Tangential

Last Answer : ANSWER : C

For finding out the bending moment for the arm (spoke) of flywheel the arm is assumed as 1. a cantilever beam fixed at the rim and subjected to tangential force at the hub 2. a simply supported beam fixed at hub and rim and carrying uniformly distributed load 3. a cantilever hub fixed at the rim and subjected to tangential force at the rim 4. a fixed beam fixed at hub and rim and carrying uniformly distributed load

Description : For finding out the bending moment for the arm (spoke) of flywheel the arm is assumed as 1. a cantilever beam fixed at the rim and subjected to tangential force at the hub 2. a simply ... tangential force at the rim 4. a fixed beam fixed at hub and rim and carrying uniformly distributed load

Last Answer : 3. a cantilever hub fixed at the rim and subjected to tangential force at the rim

For finding out the bending moment for the arm (spoke) of flywheel, the arm is assumed as, (A) A cantilever beam fixed at the rim and subjected to tangential force at the hub (B) A simply supported beam fixed at hub and rim and carrying uniformly distributed load (C) A cantilever beam fixed at the hub and subjected to tangential force at the rim (D) A fixed beam fixed at hub and rim and carrying uniformly distributed load

Description : For finding out the bending moment for the arm (spoke) of flywheel, the arm is assumed as, (A) A cantilever beam fixed at the rim and subjected to tangential force at the hub (B) A simply ... tangential force at the rim (D) A fixed beam fixed at hub and rim and carrying uniformly distributed load

Last Answer : (C) A cantilever beam fixed at the hub and subjected to tangential force at the rim

The maximum tangential stress σ t = (σ x sin 2θ)/2 is maximum if, θ is equal to ________ a. 45 o b. 90 o c. 270 o d. all of the above

Description : The maximum tangential stress σ t = (σ x sin 2θ)/2 is maximum if, θ is equal to ________ a. 45 o b. 90 o c. 270 o d. all of the above

Last Answer : a. 45 o

Which of the following formulae is used to calculate tangential stress, when a member is subjected to stress in mutually perpendicular axis and accompanied by a shear stress? a. [(σ x – σ y )/2 ]sin θ – τ cos 2θ b. [(σ x – σ y )/2 ]– τ cos 2θ c. [(σ x – σ y )/2 ]sin θ – τ 2 cos θ d. None of the above

Description : Which of the following formulae is used to calculate tangential stress, when a member is subjected to stress in mutually perpendicular axis and accompanied by a shear stress? a. [(σ x - σ y )/2 ]sin θ - τ cos 2θ b. [(σ x - ... τ cos 2θ c. [(σ x - σ y )/2 ]sin θ - τ 2 cos θ d. None of the above

Last Answer : c. [(σ x – σ y )/2 ]sin θ – τ 2 cos θ

In air, the tangential component of flux density is continuous at the boundary. State True/False. a) True b) False

Description : In air, the tangential component of flux density is continuous at the boundary. State True/False. a) True b) False

Last Answer : a) True

The tangential component of the magnetic field intensity is continuous at the boundary of separation of two media. State True/False. a) True b) False

Description : The tangential component of the magnetic field intensity is continuous at the boundary of separation of two media. State True/False. a) True b) False

Last Answer : a) True

The tangential component of electric field intensity is always continuous at the interface. State True/False. a) True b) False

Description : The tangential component of electric field intensity is always continuous at the interface. State True/False. a) True b) False

Last Answer : a) True

In tangential tacheometry, an ordinary level staff is used (A) Leaning towards the instrument for inclined sights upward (B) Leaning away from the instrument for inclined sights downwards (C) Vertical in all cases (D) None of these

Description : In tangential tacheometry, an ordinary level staff is used (A) Leaning towards the instrument for inclined sights upward (B) Leaning away from the instrument for inclined sights downwards (C) Vertical in all cases (D) None of these

Last Answer : (C) Vertical in all cases

Choose the wrong statement (A) Fluids are capable of flowing (B) Fluids conform to the shape of the containing vessels (C) When in equilibrium, fluids cannot sustain tangential forces (D) When in equilibrium, fluids can sustain shear forces

Description : Choose the wrong statement (A) Fluids are capable of flowing (B) Fluids conform to the shape of the containing vessels (C) When in equilibrium, fluids cannot sustain tangential forces (D) When in equilibrium, fluids can sustain shear forces

Last Answer : Answer: Option D

Hallow cone nozzle – liquid is fed into whirl chamber through entry or through a fixed spiral passage to give rotation motion. a. Axial b. Radial c. tangential. d. None of above

Description : Hallow cone nozzle – liquid is fed into whirl chamber through entry or through a fixed spiral passage to give rotation motion. a. Axial b. Radial c. tangential. d. None of above

Last Answer : Ans- c. tangential.

Tangential stress in a cylinder is given by [symbols have their usual meanings]. a) PD/2t b) 2PD/t c) PD/4t d) 4PD/t

Description : Tangential stress in a cylinder is given by [symbols have their usual meanings]. a) PD/2t b) 2PD/t c) PD/4t d) 4PD/t

Last Answer : a) PD/2t