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Oh, dude, it's like this: a vector quantity has both magnitude and direction, like when you're driving and your GPS says to turn left in 500 meters. A scalar quantity, on the other hand, is just the magnitude without any pesky direction involved, like when you tell someone the temperature is 30 degrees Celsius. So, like, vectors are all about where you're going, and scalars are just like, "Eh, who cares about which way?"

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DudeBot

4mo ago

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Continue Learning about Mechanical Engineering

What is a force nabit?

If you mean force habit then it is a vector quantity applying on an object to pull or push to change its uniform motion or state of idle.


Why is the moment of a couple a free vector?

A couple is a mechanical term defined as a system of forces that produces a resultant moment but not a resultant force. The moment caused by a couple is different than the moment caused by a single force. The moment of a force is dependent upon a reference point (i.e. if this reference point changes the moment also changes), therefore it is a fixed (or bound) vector. However, the moment (or torque) of a couple is independent of a reference point. In other words any reference point will give the same torque. This fact is proven in Varignon's Second Moment Thereom. Since the moment (or torque) of a couple is independent of a reference point, it may be represented as a free vector. This means that the vector may be freely moved in space.


What are the two types of mechanical advantage?

Those dependent on the vector resolution of forces (inclined plane, wedge, screw) and those in which there is an equilibrium of torques (lever, pulley, wheel).


What is an example of concentric motion?

Example: Moon revolving around the sun (although it's technically elliptical not perfectly circular) -speed is constant but velocity changes constantly since the vector changes direction but not magnitude.


What is the difference between torsion and twisting of shaft?

TorqueTorque is experienced in simple day to day activities such as turning a doorknob, fastening a bolt, turning the steering wheel, paddling a bicycle, or even turning your head. It must be noticed that in each and every one of these activities, the movements are circular or rotational movements. It can be shown that in every movement where a change in the angular momentum occurs, there is always a torque acting upon the object. A torque is generated by a pair of forces, similar in magnitude and opposite in direction and parallel to each other. These two forces are separated by a finite distance. In physics, the term moment also has the same meaning as torque. Torque is defined as the tendency of a force to rotate an object about an axis, a fulcrum or a pivot. A torque can also be provided using a single force acting at a distance r from the axis of rotation. The torque of such a system is equal to the cross product of the applied force and r. Torque is mathematically defined as the rate of change of angular momentum of and object. It can be clearly seen that this is compatible with the force - linear momentum relationship in linear movements. The torque is also equal to the product of the moment of inertia and the angular acceleration. Torque is a vector with the direction determined by the cross product of the force and distance. It is perpendicular to the plane of rotation.TorsionTorsion is experienced in day to day activities such as tightening a screw or twisting a cloth. Torsion is the deformation of objects due to a pair of equal and opposite torques. There can be torsion even if the net torque of the system is zero. If a single torque is applied to a fixed object, which cannot rotate in any direction freely there will always be another torque generated by the reactive forces on the fixed point. The amount of twisting due to an applied torque depends on the torsional rigidity of the system. The twist angle and the torque hold a linear relationship, where the torsional rigidity is the proportionality constant.What is the difference between torque and torsion?- Torque is a measureable concept, whereas torsion is a concept, which is mathematically projected by the shear stress or the twist angle.- Torque requires at least one force and torsion requires at least two forces to happen.- Torque depends only on the magnitude, directions and the separation of the forces applied, while torsion depends on the torque, the type of material and the shape of the object.

Related Questions

Voltage is a vector quantity or scaler quantity?

Scaler. Its vector counterpart is the electric field.


Is it possible to add a vector quantity to a scaler quantity?

No.


Is the work vector quantity or scalar quantity?

Work is a scalar quantity.


Is it possible that a physical quantity has direction but it is a scaler?

If a direction is relevant, then it is NOT a scalar, but a vector.


Similarities between scalar and vector quantities?

Scalar quantities - quantities that only include magnitude Vector quantities - quantities with both magnitude and direction


Current is scaler or vector?

Scaler. The electric field is its vector counterpart.


Is charge is scaler or vector quantaty?

Charge is a scalar quantity because it only has magnitude and no direction.


Is electric flux a scaler or vector quantity?

Electric flux is a scalar quantity, as it represents the amount of electric field passing through a given area. It does not have a direction associated with it, unlike vector quantities.


Is work vector or scaler quantity?

Work is a scalar quantity, as it is described by a single value (the amount of energy transferred) and does not have a direction associated with it.


What does scaler mean?

A scalar is a quantity that is represented by a single numerical value, without any direction. Scalars are used in mathematics, physics, and other fields to represent quantities like temperature, speed, and mass.


Why is force not a scaler quantity?

Force is not a scalar quantity because it has both magnitude and direction. Scalar quantities only have magnitude, while vector quantities like force also have a specified direction in addition to size. This directional component of force is what distinguishes it as a vector quantity.


What is the difference between zero and zero vector in vector algebra?

Zero is a number (a scalar quantity without unit) while zero vector (or null vector) is a vector quantity having zero magnitude and arbitrary direction.