Forces are called coplanar when all of them acting on body lie in (A) One point (B) One plane (C) Different planes (D) Perpendicular planes

Forces are called coplanar when all of them acting on body lie in 

(A) One point 

(B) One plane 

(C) Different planes 

(D) Perpendicular planes 

by

1 Answer

Answer :

(B) One plane 

by

Related questions

Forces are called coplanar when all of them acting on body lie in?

Last Answer : Forces are called coplanar when all of them acting on body lie in one plane.

The forces, which meet at one point, but their lines of action do not lie in a plane, are called (A) Coplanar non-concurrent forces (B) Non-coplanar concurrent forces(C) Non-coplanar non-concurrent forces (D) Intersecting forces

Description : The forces, which meet at one point, but their lines of action do not lie in a plane, are called  (A) Coplanar non-concurrent forces  (B) Non-coplanar concurrent forces (C) Non-coplanar non-concurrent forces  (D) Intersecting forces

Last Answer : (B) Non-coplanar concurrent forces 

The forces which meet at one point but their lines of action do not lie in one plane, are called a.Coplanar noncurrent forces b.Non-coplanar nonconcurrent forces c.Intersecting forces d.Coplanar concurrent forces e.

Description : The forces which meet at one point but their lines of action do not lie in one plane, are called a.Coplanar noncurrent forces b.Non-coplanar nonconcurrent forces c.Intersecting forces d.Coplanar concurrent forces e.

Last Answer : c. Non-coplanar nonconcurrent forces

Forces are called concurrent when their lines of action meet in (A) One point (B) Two points (C) Plane (D) Perpendicular planes

Description : Forces are called concurrent when their lines of action meet in (A) One point (B) Two points (C) Plane (D) Perpendicular planes

Last Answer : (A) One point

According to principle of moments (A) If a system of coplanar forces is in equilibrium, then their algebraic sum is zero (B) If a system of coplanar forces is in equilibrium, then the algebraic sum of their moments about any point in their plane is zero (C) The algebraic sum of the moments of any two forces about any point is equal to moment of their resultant about the same point (D) Positive and negative couples can be balanced

Description : According to principle of moments  (A) If a system of coplanar forces is in equilibrium, then their algebraic sum is zero  (B) If a system of coplanar forces is in equilibrium, then the ... of  their resultant about the same point  (D) Positive and negative couples can be balanced

Last Answer : (C) The algebraic sum of the moments of any two forces about any point is equal to moment of  their resultant about the same point 

When all the forces acting on a body lie in one plane and their lines of action meet at one point, the forces a.constitute a moment b.constitute a couple c.are known as coplaner-concurrent forces. d.are known as non-coplaner forces e.107 dynes

Description : When all the forces acting on a body lie in one plane and their lines of action meet at one point, the forces a.constitute a moment b.constitute a couple c.are known as coplaner-concurrent forces. d.are known as non-coplaner forces e.107 dynes

Last Answer : c. are known as coplaner-concurrent forces.

If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either (A) Meet in a point (B) Be all parallel (C) At least two of them must meet (D) All the above are correct

Description : If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either (A) Meet in a point (B) Be all parallel (C) At least two of them must meet (D) All the above are correct

Last Answer : (D) All the above are correct

A number of forces acting at a point will be in equilibrium if (A) Their total sum is zero (B) Two resolved parts in two directions at right angles are equal (C) Sum of resolved parts in any two perpendicular directions are both zero (D) All of them are inclined equally

Description : A number of forces acting at a point will be in equilibrium if (A) Their total sum is zero (B) Two resolved parts in two directions at right angles are equal (C) Sum of resolved parts in any two perpendicular directions are both zero (D) All of them are inclined equally

Last Answer : (C) Sum of resolved parts in any two perpendicular directions are both zero

If three forces acting in different planes can be represented by a triangle, these will be in (A) Non-equilibrium (B) Partial equilibrium (C) Full equilibrium (D) None of the above

Description : If three forces acting in different planes can be represented by a triangle, these will be in  (A) Non-equilibrium  (B) Partial equilibrium  (C) Full equilibrium  (D) None of the above 

Last Answer : (A) Non-equilibrium 

when the biconditional statement is separated into a conditional and its converse which of these cannot be the converse Biconditional: Lines r coplanar if and only if they lie in the same plane.?

Description : when the biconditional statement is separated into a conditional and its converse which of these cannot be the converse Biconditional: Lines r coplanar if and only if they lie in the same plane.?

Last Answer : Biconditional: Lines r coplanar if and only if they lie in the same plane. Conditional: If lines are coplanar then they lie in the same plane.

The pressure acting on the stones in stone masonry construction should be (A) Along the direction of bedding planes (B) At 45° to the direction of bedding planes (C) At 60° to the direction of bedding planes (D) Perpendicular to the direction of bedding planes

Description : The pressure acting on the stones in stone masonry construction should be (A) Along the direction of bedding planes (B) At 45° to the direction of bedding planes (C) At 60° to the direction of bedding planes (D) Perpendicular to the direction of bedding planes

Last Answer : Answer: Option D

The necessary condition for forces to be in equilibrium is that these should be (A) Coplanar (B) Meet at one point (C) Both (A) and (B) above (D) All be equal

Description : The necessary condition for forces to be in equilibrium is that these should be (A) Coplanar (B) Meet at one point (C) Both (A) and (B) above (D) All be equal

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

A number of forces acting at a point will be in equilibrium if a.Sum of the forces is zero b.Algebraic sum of the forces is zero c.Sum of the resolved parts in any two perpendicular directions are both zero d.None of the above e.The metacentre of the body

Description : A number of forces acting at a point will be in equilibrium if a.Sum of the forces is zero b.Algebraic sum of the forces is zero c.Sum of the resolved parts in any two perpendicular directions are both zero d.None of the above e.The metacentre of the body

Last Answer : d. None of the above

When trying to turn a key into a lock, following is applied (A) Coplanar force (B) Non-coplanar forces (C) Couple (D) Moment

Description : When trying to turn a key into a lock, following is applied  (A) Coplanar force  (B) Non-coplanar forces  (C) Couple  (D) Moment

Last Answer : (C) Couple 

In the construction of an RPD, guiding planes are created, A. Perpendicular to the occlusal plane B. Parallel towards the path of placement.

Description : In the construction of an RPD, guiding planes are created,  A. Perpendicular to the occlusal plane  B. Parallel towards the path of placement. 

Last Answer : B. Parallel towards the path of placement.

The forces, which meet at one point, but their lines of action do not lie in a plane, are called?

Description : The forces, which meet at one point, but their lines of action do not lie in a plane, are called?

Last Answer : The forces, which meet at one point, but their lines of action do not lie in a plane, are called non-coplanar concurrent forces.

Pick up the correct statement from the following: (A) The surface defined by the locus of points having same phase, is called a wave front (B) The wave whose surface of constant phase are parallel planes, is known as a plane wave (C) The relative phase difference between the waves is important and not the absolute phase of a point on the wave (D) All of these

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Last Answer : Answer: Option D

Two dimensional flows occurs when (A) The direction and magnitude of the velocity at all points are identical (B) The velocity of successive fluid particles, at any point, is the same at successive periods of time (C) The magnitude and direction of the velocity do not change from point to point in the fluid (D) The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plan

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Last Answer : Answer: Option D

Uniform flow occurs when (A) The direction and magnitude of the velocity at all points are identical (B) The velocity of successive fluid particles, at any point, is the same at successive periods of time (C) The magnitude and direction of the velocity do not change from point to point in the fluid ) The fluid particles move in plane or parallel planes and the streamline patterns are identical in each pleasure

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True one-dimensional flow occurs when (A) The direction and magnitude of the velocity at all points are identical (B) The velocity of successive fluid particles, at any point, is the same at successive periods of time (C) The magnitude and direction of the velocity do not change from point to point in the fluid (D) The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane

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Last Answer : Answer: Option A

Non uniform flow occurs when (A) The direction and magnitude of the velocity at all points are identical (B) The velocity of successive fluid particles, at any point, is the same at successive periods of time (C) Velocity, depth, pressure, etc. change from point to point in the fluid flow. (D) The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane

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Last Answer : Answer: Option C

Steady flow occurs when (A) The direction and magnitude of the velocity at all points are identical (B) The velocity of successive fluid particles, at any point, is the same at successive periods of time (C) The magnitude and direction of the velocity do not change from point to point in the fluid (D) The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane

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Load acting on bearing in its plane of rotation is called as a... A. Radial load B. Axial load C. Perpendicular load D. Thrust load

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Last Answer : A. Radial load

In arches, stratified stones are placed so that their planes are (A) Parallel (B) Perpendicular (C) Radial (D) None of these

Description : In arches, stratified stones are placed so that their planes are (A) Parallel (B) Perpendicular (C) Radial (D) None of these

Last Answer : Answer: Option C

Pick up the correct statement from the following: (A) The distinct plane of division along which a stone can easily be split, is called natural bed of stone (B) The natural bed of sedimentary rocks is along the planes of stratification (C) The natural bed of igneous rocks is not defined (D) All the above

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According to law of triangle of forces (A) Three forces acting at a point will be in equilibrium (B) Three forces acting at a point can be represented by a triangle, each side being proportional to force (C) If three forces acting upon a particle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium (D) If three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two

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Last Answer : (C) If three forces acting upon a particle are represented in magnitude and direction by the  sides of a triangle, taken in order, they will be in equilibrium

Which is the correct statement about law of polygon of forces? (A) If any number of forces acting at a point can be represented by the sides of a polygon taken in order, then the forces are in equilibrium (B) If any number of forces acting at a point can be represented in direction and magnitude by the sides of a polygon, then the forces are in equilibrium (C) If a polygon representing forces acting at a point is closed then forces are in equilibrium (D) If any number of forces acting at a point can be represented in direction and magnitude by the sides of a polygon taken in order, then the forces are in equilibrium

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Last Answer : (D) If any number of forces acting at a point can be represented in direction and magnitude by  the sides of a polygon taken in order, then the forces are in equilibrium 

According to Lami's theorem (A) Three forces acting at a point will be in equilibrium (B) Three forces acting at a point can be represented by a triangle, each side being proportional to force (C) If three forces acting upon a particle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium (D) If three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two

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In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on (A) Horizontal plane only (B) Vertical plane only (C) Both horizontal and vertical planes (D) All planes except horizontal and vertical planes

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Last Answer : (D) All planes except horizontal and vertical planes

A force acting on a body may (A) Introduce internal stresses (B) Balance the other forces acting on it (C) Retard its motion (D) All of the above

Description : A force acting on a body may  (A) Introduce internal stresses  (B) Balance the other forces acting on it  (C) Retard its motion  (D) All of the above 

Last Answer : (D) All of the above 

For a floating body to be in equilibrium (A) Meta centre should be above e.g.(B) Centre of buoyancy and e.g. must lie on same vertical plane (C) A righting couple should be formed (D) All of the above

Description : For a floating body to be in equilibrium (A) Meta centre should be above e.g . (B) Centre of buoyancy and e.g. must lie on same vertical plane (C) A righting couple should be formed (D) All of the above

Last Answer : Answer: Option D

The necessary condition for the forces acting on a body to be in equilibrium is that these should be a.In the same direction b.Coplaner c.Similar in nature d.Should not meet at a point e.(B) and (D) above

Description : The necessary condition for the forces acting on a body to be in equilibrium is that these should be a.In the same direction b.Coplaner c.Similar in nature d.Should not meet at a point e.(B) and (D) above

Last Answer : e. (B) and (D) above

A single force and a couple acting in the same plane upon a rigid body (A) Balance each other (B) Cannot balance each other (C) Produce moment of a couple (D) Are equivalent

Description : A single force and a couple acting in the same plane upon a rigid body  (A) Balance each other  (B) Cannot balance each other  (C) Produce moment of a couple  (D) Are equivalent 

Last Answer : (B) Cannot balance each other 

In translational slides, movement _______ to planes of weakness and occasionally _____to slope. (A) Parallel, parallel (B) Parallel, perpendicular (C) Perpendicular, parallel (D) Perpendicular, perpendicular

Description : In translational slides, movement _______ to planes of weakness and occasionally _____to slope. (A) Parallel, parallel (B) Parallel, perpendicular (C) Perpendicular, parallel (D) Perpendicular, perpendicular

Last Answer : (A) Parallel, parallel 

Two coplanar couples having equal and opposite moments (A) Balance each other (B) Produce a couple and an unbalanced force (C) Are equivalent (D) Produce a moment of couple

Description : Two coplanar couples having equal and opposite moments (A) Balance each other (B) Produce a couple and an unbalanced force (C) Are equivalent (D) Produce a moment of couple

Last Answer : (D) Produce a moment of couple

The algebraic sum of moments of the forces forming couple about any point in their plane is (A) Equal to the moment of the couple (B) Constant (C) Both of above are correct (D) Both of above are wrong

Description : The algebraic sum of moments of the forces forming couple about any point in their plane is  (A) Equal to the moment of the couple  (B) Constant  (C) Both of above are correct  (D) Both of above are wrong 

Last Answer : (A) Equal to the moment of the couple 

If two tensile forces mutually perpendicular act on a rectangular parallelepiped bar are equal, the resulting elongation of the pipe, is (A) (P/E) (1 - m) (B) (E/P) (m -1) (C) (E/P) (1 - m) (D) (P/E) (1 + m)

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Last Answer : (A) (P/E) (1 - m)

A solid is shown in the figure below. The vertices ABCDEFGH form a 4 cm × 2 cm × 2 cm cuboid. The segments AI and DI are both of length 5 cm, and points ICGFB are coplanar. What is the height (in cm) of point I from the base rectangle EFGH?

Description : A solid is shown in the figure below. The vertices ABCDEFGH form a 4 cm × 2 cm × 2 cm cuboid. The segments AI and DI are both of length 5 cm, and points ICGFB are coplanar. What is the height (in cm) of point I from the base rectangle EFGH? 

Last Answer : 4.80-4.84

Two non-collinear parallel equal forces acting in opposite direction (A) Balance each other (B) Constitute a moment (C) Constitute a couple (D) Constitute a moment of couple

Description : Two non-collinear parallel equal forces acting in opposite direction  (A) Balance each other  (B) Constitute a moment  (C) Constitute a couple  (D) Constitute a moment of couple 

Last Answer : (C) Constitute a couple 

two forces acting at a joint are not along the straight line, then for the equilibrium of the joint (A) One of the forces must be zero (B) Each force must be zero (C) Forces must be equal and of the same sign (D) Forces must be equal in magnitude but opposite in sign

Description : two forces acting at a joint are not along the straight line, then for the equilibrium of the joint (A) One of the forces must be zero (B) Each force must be zero (C) Forces must be equal and of the same sign (D) Forces must be equal in magnitude but opposite in sign

Last Answer : (B) Each force must be zero

Bishop's method of stability analysis (A) Is more conservative (B) Neglects the effect of forces acting on the sides of the slices (C) Assumes the slip surface as an arc of a circle (D) All of the above

Description : Bishop's method of stability analysis (A) Is more conservative (B) Neglects the effect of forces acting on the sides of the slices (C) Assumes the slip surface as an arc of a circle (D) All of the above

Last Answer : Answer: Option C

While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the same position in its tube, it indicates (A) The rotation axis is vertical (B) The trunnion axis is horizontal (C) The line of collimation is perpendicular to vertical axis (D) None of the above

Description : While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the  same position in its tube, it indicates  (A) The rotation axis is vertical  (B) The trunnion ... (C) The line of collimation is perpendicular to vertical axis  (D) None of the above

Last Answer : (A) The rotation axis is vertical

The area of a plane triangle ABC, having its base AC and perpendicular height , is (A) ½ bh (B) ½ ba sin C (C) ½ bc sin A (D) All the above

Description : The area of a plane triangle ABC, having its base AC and perpendicular height , is  (A) ½ bh (B) ½ ba sin C (C) ½ bc sin A (D) All the above

Last Answer : (D) All the above

A theodolite is said to be in perfect adjustment if (A) Rotation axis is vertical to the transit axis (B) Transit axis is perpendicular to line of collimation (C) Line of collimation sweeps out a vertical plane while the telescope is elevated or depressed (D) All the above

Description : A theodolite is said to be in perfect adjustment if (A) Rotation axis is vertical to the transit axis (B) Transit axis is perpendicular to line of collimation (C) Line of collimation sweeps out a vertical plane while the telescope is elevated or depressed (D) All the above

Last Answer : (D) All the above

The angle of repose of a soil is the maximum angle which the outer face of the soil mass makes (A) With the horizontal (B) With the vertical (C) With the perpendicular to the inclined plane of the soil (D) None of these

Description : The angle of repose of a soil is the maximum angle which the outer face of the soil mass makes (A) With the horizontal (B) With the vertical (C) With the perpendicular to the inclined plane of the soil (D) None of these

Last Answer : Answer: Option A

Top chord of a truss is continuous over joints l apart. Effective lengths of the member in the plane perpendicular to the truss is (a) 0.7 l (b) 0.85 l (c ) l (d) 1.5 l

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Last Answer : (c ) l

Pick up the correct statement from the following: (A) The lines of sight while observing back sight and fore sight lie in the same horizontal plane (B) The staff readings are measurements made vertically downwards from a horizontal plane (C) The horizontal plane with reference to which staff readings are taken, coincides with the level surface through the telescope axis (D) All the above

Description : Pick up the correct statement from the following: (A) The lines of sight while observing back sight and fore sight lie in the same horizontal plane (B) The staff readings are measurements made ... readings are taken, coincides with the level surface through the telescope axis (D) All the above

Last Answer : (D) All the above

The real image of an object formed by the objective must lie (A) In the plane of cross hairs (B) At the centre of the telescope (C) At the optical centre of the eye-piece (D) Anywhere inside the telescope

Description : The real image of an object formed by the objective must lie (A) In the plane of cross hairs (B) At the centre of the telescope (C) At the optical centre of the eye-piece (D) Anywhere inside the telescope

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The statement --- if forces acting on a point can be represented in magnitude and direction by the sides of a polygon taken in order then their resultant will be represented in magnitude and direction by the closing side of the polygon taken in opposite order ---- is known as a.Law of triangle of forces b.Newton's law of forces c.Law of polygon of forces d.D'Alembert's rule e.Lami's theorem

Description : The statement --- if forces acting on a point can be represented in magnitude and direction by the sides of a polygon taken in order then their resultant will be represented in magnitude and direction by the closing ... 's law of forces c.Law of polygon of forces d.D'Alembert's rule e.Lami's theorem

Last Answer : c. Law of polygon of forces