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

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 

by

1 Answer

Answer :

(D) All of the above 

by

Related questions

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 

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 

Which one of the following is not the law of dry friction? a.If friction is neglected, the reactions are always normal to the surfaces on contact b.Friction always acts to oppose the relative motion of the free body c.If static friction is acting, the value of the friction force may vary from zero to its maximum value d.The force of friction is always normal to the surface e.All of the above

Description : Which one of the following is not the law of dry friction? a.If friction is neglected, the reactions are always normal to the surfaces on contact b.Friction always acts to oppose the relative motion of ... its maximum value d.The force of friction is always normal to the surface e.All of the above

Last Answer : d. The force of friction is always normal to the surface

Coefficient of friction is the (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction force acting when the body is just about to move (D) The friction force acting when the body is in motion

Description : Coefficient of friction is the  (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction  (B) Ratio of limiting friction and normal reaction  (C) The ... body is just about to move  (D) The friction force acting when the body is in motion 

Last Answer : (B) Ratio of limiting friction and normal reaction

Kinetic friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction force acting when the body is just about to move (D) The friction force acting when the body is in motion

Description : Kinetic friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction force ... body is just about to move (D) The friction force acting when the body is in motion

Last Answer : (D) The friction force acting when the body is in motion

Limiting force of friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction (B) Ratio of limiting friction and normal reaction(C) The friction force acting when the body is just about to move (D) The friction force acting when the body is in motion

Description : Limiting force of friction is the (A) Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction (B) Ratio of limiting friction and normal reaction (C) The friction ... body is just about to move (D) The friction force acting when the body is in motion

Last Answer : (C) The friction force acting when the body is just about to move

Angle of friction is the (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The ratio of minimum friction force to the friction force acting when the body is just about to move (D) The ratio of minimum friction force to friction force acting when the body is in motion

Description : Angle of friction is the (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction (B) Ratio of limiting friction and normal reaction (C) The ratio of minimum ... (D) The ratio of minimum friction force to friction force acting when the body is in motion

Last Answer : (A) Angle between normal reaction and the resultant of normal reaction and the limiting friction

The statement the resultant of the external forces applied to a body (rigid or non-rigid) composed of a system of particles is equivalent to the vector summation of the effective forces acting on all particles-is known as a.Corollary to Newton's laws of motion b.Principle of dynamics c.D' Alembert's principle d.Nowton's law e.Mohr's principle

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Last Answer : c. D' Alembert's principle

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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

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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Last Answer : Answer: Option D

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

The beds which have a gentle upstream dip will be_______ to the resultant force (R), hence can provides the best resistance to withstand the stresses or loads acting in the area. (A) Parallel (B) Perpendicular (C) None of these

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Last Answer : (B) Perpendicular  

A pressure conduit laid underground, may not be subjected to (A) Internal pressure of water (B) Pressure due to external load (C) Longitudinal temperature stress (D) Longitudinal stresses due to unbalanced pressure to bends

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Last Answer : (C) Longitudinal temperature stress 

Fluid is a substance that (A) Cannot be subjected to shear forces (B) Always expands until it fills any container (C) Has the same shear stress at a point regardless of its motion (D) Cannot remain at rest under action of any shear force

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Last Answer : Answer: Option D

The longitudinal shearing stresses acting on the surface between the steel and concrete are called. (a) Bond stress (b) Tensile stresses (c) Compressive stresses (d) None of these

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The advantage of a welded joint over a riveted joint is (i) Introduce residual stresses (ii) Requires highly skilled labor and supervision (iii) Lighter in weight (iv) None

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Last Answer : (iii) Lighter in weight

Kinetic friction is a.Maximum value of frictional force when a body is about to move b.Friction between two well lubricated bodies c.Friction force acting when the body is in motion d.Driction force which keeps a body in motion e.None of the above

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Description : The limiting force of fiction is a.The friction force acting on a body when it is in motion b.The value of friction force which stops the movement of the body c.The value of friction force which ... d.The friction force acting when the body is just about to move e.Double of the normal friction

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determining stresses in frames by methods of sections, the frame is divided into two parts by an imaginary section drawn in such a way as not to cut more than (A) Two members with unknown forces of the frame (B) Three members with unknown forces of the frame (C) Four members with unknown forces of the frame (D) Three members with known forces of the frame

Description : determining stresses in frames by methods of sections, the frame is divided into two parts by an imaginary section drawn in such a way as not to cut more than (A) Two members with unknown forces ... C) Four members with unknown forces of the frame (D) Three members with known forces of the frame

Last Answer : (B) Three members with unknown forces of the frame

A failure wedge develops if a retaining wall (A) Moves away from the backfill (B) Moves towards the backfill (C) Sinks downwards (D) Stresses equally by vertical and horizontal forces

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Last Answer : Answer: Option A

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Last Answer : (B) One plane 

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For a body to be in equilibrium, which of the following conditions must exist? w) no forces may be acting on the body. x) the body must be accelerating. y) the velocity of the body must be zero. z) the sum of the forces acting on the body must be equal to zero.

Description : For a body to be in equilibrium, which of the following conditions must exist? w) no forces may be acting on the body. x) the body must be accelerating. y) the velocity of the body must be zero. z) the sum of the forces acting on the body must be equal to zero. 

Last Answer : ANSWER: Z -- THE SUM OF THE FORCES ACTING ON THE BODY MUST BE EQUAL TO ZERO.

The statement ---- if three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two ---- is known as a.Law of polygon of forces b.D'Alembert's principle c.Newtons law of forces d.Lami's theorem e.Law of triangle of forces

Description : The statement ---- if three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two ---- is known as a.Law of polygon of forces b.D'Alembert's principle c.Newtons law of forces d.Lami's theorem e.Law of triangle of forces

Last Answer : d. Lami's theorem

Assertion Path of a charged particle in uniform magnetic field cannot be a parabola, if no other forces (other than magnetic force) are acting on the

Description : Assertion Path of a charged particle in uniform magnetic field cannot be a parabola, if no other forces (other than magnetic force) are acting on the

Last Answer : Assertion Path of a charged particle in uniform magnetic field cannot be a parabola, if no other ... . If Assertion is false but Reason is true.

What force or forces are acting on the falling climber in picture?

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Last Answer : What is the answer ?

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Steering of a car involves? A. A single force B. Two forces acting in the same direction C. Two forces acting along different lines and in opposite direction. D. A pair of forces acting along the same line and in opposite direction (Answer)

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Last Answer : D. A pair of forces acting along the same line and in opposite direction (Answer)

A pre-stressed concrete member (A) Is made of concrete (B) Is made of reinforced concrete (C) Is stressed after casting (D) Possesses internal stresses

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Which of the following newer pharmacological therapies used for the treatment of osteoarthritis is thought to improve cartilage function and retard degradation as well as have some antiinflammatory effects? a) Viscosupplementation Viscosupplementation, the intraarticular injection of hyaluronic acid, is thought to improve cartilage function and retard degradation. It may also have some anti-inflammatory effects.

Description : Which of the following newer pharmacological therapies used for the treatment of osteoarthritis is thought to improve cartilage function and retard degradation as well as have some antiinflammatory effects ... function and retard breakdown of cartilage. d) Capsaicin Capsaicin is a topical analgesic.

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Long term ACE inhibitor therapy may retard the progression of: A. Diabetic nephropathy B. Diabetic retinopathy C. Hypertensive nephropathy D. All of the above

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According to newton second law of motion, the acceleration of an object equals the net force acting on the object divide by the object?

Description : According to newton second law of motion, the acceleration of an object equals the net force acting on the object divide by the object?

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What is the force acting on the pointer of an indicating instrument when it is in motion?

Description : What is the force acting on the pointer of an indicating instrument when it is in motion?

Last Answer : controlling, damping and deflecting torques

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 

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

Description : 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 ... direction and magnitude by  the sides of a polygon taken in order, then the forces are in equilibrium 

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 

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

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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

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If is the shear force at a section of an I-joist, having web depth and moment of inertia about its neutral axis, the difference between the maximum and mean shear stresses in the web is, (A) Sd²/8I (B) Sd²/12I (C) Sd²/16I(D) Sd²/24I

Description : If is the shear force at a section of an I-joist, having web depth and moment of inertia about its neutral axis, the difference between the maximum and mean shear stresses in the web is, (A) Sd²/8I (B) Sd²/12I (C) Sd²/16I (D) Sd²/24I

Last Answer : (D) Sd²/24I

Buoyant force is (A) Resultant force acting on a floating body (B) Equal to the volume of liquid displaced (C) Force necessary to keep a body in equilibrium (D) The resultant force on a body due to the fluid surrounding it

Description : Buoyant force is (A) Resultant force acting on a floating body (B) Equal to the volume of liquid displaced (C) Force necessary to keep a body in equilibrium (D) The resultant force on a body due to the fluid surrounding it

Last Answer : Answer: Option D

Buoyant force is (A) The resultant force acting on a floating body (B) The resultant force on a body due to the fluid surrounding it (C) Equal to the volume of liquid displaced (D) The force necessary to maintain equilibrium of a submerged body

Description : Buoyant force is (A) The resultant force acting on a floating body (B) The resultant force on a body due to the fluid surrounding it (C) Equal to the volume of liquid displaced (D) The force necessary to maintain equilibrium of a submerged body

Last Answer : Answer: Option B

A force acting on a body may?

Description : A force acting on a body may?

Last Answer : A force acting on a body may introduce internal stresses, balance the other forces acting on it, retard its motion, change its motion.

Split flywheel is made to (A) Avoid cooling stresses (B) Minimize large centrifugal forces (C) Reduce weight (D) All of the above

Description : Split flywheel is made to (A) Avoid cooling stresses (B) Minimize large centrifugal forces (C) Reduce weight (D) All of the above

Last Answer : (A) Avoid cooling stresses

Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid flow control. It is caused due to (A) Reynold stresses (B) Shear forces (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid flow control. It is caused due to (A) Reynold stresses (B) Shear forces (C) Both (A) & (B) (D) Neither (A) nor (B)

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

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

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

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.

According to principle of transmissibility of forces, the effect of a force upon a body is (A) Maximum when it acts at the center of gravity of a body (B) Different at different points in its line of action (C) The same at every point in its line of action (D) Minimum when it acts at the C.G. of the body

Description : According to principle of transmissibility of forces, the effect of a force upon a body is (A) Maximum when it acts at the center of gravity of a body (B) Different at different points in its line of action ... at every point in its line of action (D) Minimum when it acts at the C.G. of the body

Last Answer : (C) The same at every point in its line of action