Forces are called coplanar when all of them acting on body lie in one plane.
Description : Two coplanar couples having equal and opposite moments
Last Answer : Two coplanar couples having equal and opposite moments can not balance each other.
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.
Description : Two non-collinear parallel equal forces acting in opposite direction?
Last Answer : Two non-collinear parallel equal forces acting in opposite direction constitute a couple.
Description : A number of forces acting at a point will be in equilibrium if?
Last Answer : The sum of the resolved parts in any two perpendicular directions are both zero
Description : According to principle of transmissibility of forces, the effect of a force upon a body is?
Last Answer : According to principle of transmissibility of forces, the effect of a force upon a body is the same at every point in its line of action.
Description : Forces are called concurrent when their lines of action meet in?
Last Answer : Forces are called concurrent when their lines of action meet in one point.
Description : The algebraic sum of moments of the forces forming couple about any point in their plane is?
Last Answer : The algebraic sum of moments of the forces forming couple about any point in their plane is equal to the moment of the couple.
Description : The resolved part of the resultant of two forces inclined at an angle 9 in a given direction is equal to
Last Answer : The resolved part of the resultant of two forces inclined at an angle 9 in a given direction is equal to the algebraic sum of the resolved parts of the forces in the given direction.
Description : The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of
Last Answer : The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of resolution of forces.
Description : If two equal forces of magnitude P act at an angle 9°, their resultant will be
Last Answer : If two equal forces of magnitude P act at an angle 9°, their resultant will be IP cos 9/2.
Description : If a number of forces act simultaneously on a particle, it is possible?
Last Answer : If a number of forces act simultaneously on a particle, it is possible to replace them by a single force.
Description : 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
Last Answer : (B) One plane
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
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
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.
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.
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
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
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
Description : A single force and a couple acting in the same plane upon a rigid body?
Last Answer : A single force and a couple acting in the same plane upon a rigid body cannot balance each other.
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.
Description : If a rigid body is in equilibrium under the action of three forces, then?
Last Answer : If a rigid body is in equilibrium under the action of three forces, then the lines of action of these forces meet in a point, the lines of action of these forces are parallel.
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
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
Description : 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 ... motion b.Principle of dynamics c.D' Alembert's principle d.Nowton's law e.Mohr's principle
Last Answer : c. D' Alembert's principle
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
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
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.
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
Description : The molecule in which all atoms are not coplanar is
Last Answer : The molecule in which all atoms are not coplanar is A. B. C. D.
Description : A sqaure loop `ABCD`, carrying a current `I_(2)` is placed near and coplanar with a long straight conductor `XY`, carrying a current `I_(1)` as shwon
Last Answer : A sqaure loop `ABCD`, carrying a current `I_(2)` is placed near and coplanar with a long straight conductor `XY` ... )/(2pi)` D. `(2mu_(0)Ii)/(3pi)`
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
Description : Which of the following is a necessary characteristic for electrons that share an s orbital? w) coplanar spins x) parallel spins y) opposite spins z) none of these
Last Answer : ANSWER: Y -- OPPOSITE SPINS
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
Description : If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be?
Last Answer : If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be zero.
Description : The weight of a body is due to
Last Answer : The weight of a body is due to gravitational force of attraction towards the center of the earth.
Last Answer : MAGNITUDE
Description : When equal forces are acting on one object in opposite directions are called?
Last Answer : Neutral or in equilibrium
Description : Can the sentence “The analysis of the soils forces acting on...” be revised as “The analysis of the soils forces acting on..”?
Last Answer : answer:The analysis must be simplified to obtain Both of the other ones sound a bit awkward to me, the second one moreso than the first. Making simplifications is something that you, the scientist, are ... me. Mostly because made is not really a verb that makes sense for an analysis, I think.
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
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
Description : When two forces acting at a point are such that if the direction of one is reversed, the direction of the resultant is turned through a right angle, the forces must be a.inclined at more than 90? b.inclined at less than 90? c.equal in magnitude d.acting at 180? e.107 dynes
Last Answer : c. equal in magnitude
Description : A locomotive of weight 100 tonnes is attached to train of wagons weighing 1000 tonnes. The locomotive pulls the wagons with a constant velocity of 36 km/hour. When the coupling between the train and wagons breaks, the wagons roll on 95 m in ... would be a.0.36 m b.0.44 m c.0.77 m. d.0.5 m e.0.66 m
Last Answer : d. 0.5 m
Description : Three forces A, B and C of magnitudes 8 N, 12 N and 20 N acting on a particle are in equilibrim. It can be concluded that a.107 dynes b.B and C act in opposite directions c.one of the forces in non-coplaner d.A and B act at 90? e.one of the forces is non-concurrent
Last Answer : b. B and C act in opposite directions
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.
Description : The resultant of two forces 10 N and 15 N acting along + x and – x-axes respectively, is
Last Answer : The resultant of two forces 10 N and 15 N acting along + x and - x-axes respectively, is (A) 25 N along ... along + x-axis (D) 5 N along - x-axis
Description : What combination of all the forces acting on an object is?
Last Answer : that is called the net force; it is a vector sum of all theforces acting on it
Description : What force or forces are acting on the falling climber in picture?
Last Answer : What is the answer ?
Description : Why do the magnetic forces acting on the coil change as the current running through the coil changes?