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searching for Vector quantity 78 found (92 total)

alternate case: vector quantity

Impulse (physics) (876 words) [view diff] exact match in snippet view article

=\mathbf {p} _{2}-\mathbf {p} _{1}.} Momentum is a vector quantity, so impulse is also a vector quantity: ∑ F × Δ t = Δ p . {\displaystyle \sum \mathbf {F}

(plural feet per second) is a unit of both speed (scalar) and velocity (vector quantity, which includes direction). It expresses the distance in feet (ft)

second is the unit of both speed (a scalar quantity) and velocity (a vector quantity, which has direction and magnitude) in the International System of

magnetic field strength. Field strength is a common term referring to a vector quantity. However, the word 'strength' may lead to confusion as it might be

metre (W/m2). It has both a direction and a magnitude, and so it is a vector quantity. To define the heat flux at a certain point in space, one takes the

{\displaystyle {\textbf {F}}=m{\textbf {a}}\,} (the bold font indicates a vector quantity, i.e. one with both magnitude and direction). If a = 0 {\displaystyle

time interval, i.e. metre per second per second and is treated as a vector quantity. When an object experiences a constant acceleration of one metre per

mechanics that describes the motion of physical objects. Velocity is a vector quantity, meaning that both magnitude and direction are needed to define it

to the exact definition. Some standard textbooks define weight as a vector quantity, the gravitational force acting on the object. Others define weight

electric or magnetic, can be characterized by their dipole moment, a vector quantity. For the simple electric dipole, the electric dipole moment points

the two states. In general the transition dipole moment is a complex vector quantity that includes the phase factors associated with the two states. Its

be used. In classical electrostatics, the electrostatic field is a vector quantity expressed as the gradient of the electrostatic potential, which is

fired. The applied force has both magnitude and direction, making it a vector quantity. Bolt thrust is an important factor in weapons design. The greater

important such as spectroscopy. By convention, B0 is interpreted as a vector quantity pointing the z-direction, with subsequent x and y cartesian axes oriented

has many applications in physics. For transport phenomena, flux is a vector quantity, describing the magnitude and direction of the flow of a substance

possibilities, including for the case where x {\displaystyle x} is a vector quantity. Let { x i , Y i : i = 1 , … , n } {\displaystyle \{x_{i},Y_{i}:i=1

both the magnitude and the direction of the proper acceleration, as a vector quantity, and is usually implemented as several single-axis accelerometers oriented

material sample is defined as the quotient of electric dipole moment (a vector quantity, expressed as coulombs*meters (C*m) in SI units) to volume (meters

of a straight line is zero. In contrast to the tangent, which is a vector quantity, the curvature at a point is typically a scalar quantity, that is,

\nabla \mathbf {y} =\mathbf {0} } where y is called the conserved (vector) quantity, ∇y is its gradient, 0 is the zero vector, and A(y) is called the Jacobian

The angular momentum of light is a vector quantity that expresses the amount of dynamical rotation present in the electromagnetic field of the light.

magnitude and direction of a force are both important, force is a vector quantity (force vector). The SI unit of force is the newton (N), and force is

force" can have distinct meanings. In physics, a force is considered a vector quantity. This means that it not only has a size (or magnitude) but also a direction

given point is a single number. Velocity, on the other hand, is a vector quantity. Other examples of scalar quantities are mass, charge, volume, time

force is present in the system. Tension in a string is a non-negative vector quantity. Zero tension is slack. A string or rope is often idealized as one

weak isospin. In the modern formulation, isospin (I) is defined as a vector quantity in which up and down quarks have a value of I = ⁠1/2⁠, with the 3rd-component

to a frame of reference. The linear velocity of a rigid body is a vector quantity, equal to the time rate of change of its linear position. Thus, it

any vector u {\textstyle \mathbf {u} } ) along a streamline. If a vector quantity a {\displaystyle \mathbf {a} } (such as a magnetic field) is being

Vector quantity in celestial mechanics

gradient, the gradient of the density (or intensity) at that point, a vector quantity: A = ∇ D {\displaystyle A=\nabla D} Several edge detection algorithms

function. Angular frequency (or angular speed) is the magnitude of the vector quantity that is angular velocity. The term angular frequency vector ω → {\displaystyle

constant, due to consumption of propellant and staging. Thrust is a vector quantity, and the direction of the thrust has a large impact on the size of

orbiting electron to lose orbital energy and spiral inward since the vector quantity of acceleration of the particle multiplied by its mass (the value of

of his Lectures and pointed out its effects on both a scalar and a vector quantity. ... Neither in the Lectures nor in the Elements, however, is the theory

the magnitudes of their momenta must be equal, and as momentum is a vector quantity and their directions are opposite: m g v g + m b v b = 0 {\displaystyle

While distance is a scalar quantity, or a magnitude, displacement is a vector quantity with both magnitude and direction. In general, the vector measuring

rate of change of displacement over change in time. Velocity is a vector quantity, representing a direction and a magnitude of movement. The magnitude

{\boldsymbol {u}}\right)} This formula is the wave equation applied to the vector quantity ∇ × u {\displaystyle \nabla \times {\boldsymbol {u}}} , which is the

Vector quantity describing mass flow rate through a given area

movement of mass from one location, phase, etc. to another Mass flux – Vector quantity describing mass flow rate through a given area Osmosis – Movement of

Earth) and the centrifugal force (from the Earth's rotation). It is a vector quantity, whose direction coincides with a plumb bob and strength or magnitude

{b} }-n_{\mathrm {\bar {b}} })\right].} Spin (quantum number S) is a vector quantity that represents the "intrinsic" angular momentum of a particle. It

and velocity of rotation. Like linear momentum, angular momentum is vector quantity, and its conservation implies that the direction of the spin axis tends

does not equal zero the cell will have an electric dipole moment (a vector quantity). The dipole moment per unit volume is defined as the dielectric polarization

(as measured by an observer in a lab frame) combines with another vector quantity N = mx − pt (without a standard name) in the relativistic angular momentum

x ∧ p. What does this combine with, if anything? There is another vector quantity not often discussed – it is the time-varying moment of mass polar-vector

appearing in the single-site problem is a time-independent scalar or vector quantity. However, this isn't always the case: in a variant of mean field theory

superposition principle. A dipole is characterised by its dipole moment, a vector quantity shown in the figure as the blue arrow labeled M. It is the relationship

value at that point. Therefore, pressure is a scalar quantity, not a vector quantity. It has magnitude but no direction sense associated with it. Pressure

quantity, the vector Laplacian applies to a vector field, returning a vector quantity. When computed in orthonormal Cartesian coordinates, the returned vector

the same as the scalar form given earlier, except that F is now a vector quantity, and the right hand side is multiplied by the appropriate unit vector

context. A tilde placed below a letter in mathematics can represent a vector quantity (e.g. ( x 1 , x 2 , x 3 , … , x n ) = x ∼ {\displaystyle (x_{1},x_{2}

Vector quantities may be added to each other, yielding a new vector quantity, and a vector quantity may be added to a suitable affine quantity (a vector space

of motion. Newtonian mechanics in this sense emphasizes force as a vector quantity. In contrast, analytical mechanics uses scalar properties of motion

body's speed is constant, its velocity is not constant: velocity, a vector quantity, depends on both the body's speed and its direction of travel. This

vorticity due to the flow velocity gradients. Note that (ω ∙ ∇) u is a vector quantity, as ω ∙ ∇ is a scalar differential operator, while ∇u is a nine-element

perpendicular to S; hence the stress across a surface must be regarded a vector quantity, not a scalar. Moreover, the direction and magnitude generally depend

it is a measure of acceleration, not force. While acceleration is a vector quantity, g-force accelerations ("g-forces" for short) are often expressed as

\right|^{2}\sin ^{2}\theta } With a negative square, it cannot be a scalar or vector quantity, so it is a new sort of object, a bivector. It has magnitude |a| |b|

accelerate. A force has both magnitude and direction, making it a vector quantity. Force density – Forging – Four-bar linkage – Four-stroke cycle – Four

object. It is a vector quantity, possessing a magnitude and a direction. If m is an object's mass and v is its velocity (also a vector quantity), then the

The total momentum p → {\displaystyle {\vec {p}}} of the system, a vector quantity, can also be computed by adding together the momenta of all its components

composed of pairs of quarks and antiquarks. Spin (quantum number S) is a vector quantity that represents the "intrinsic" angular momentum of a particle. It

particle's position as a function of time. The velocity of a particle is a vector quantity that describes the direction as well as the magnitude of motion of

U(1) vector charge theory. In this theory, the fractonic charge is a vector quantity ρ → {\displaystyle {\vec {\rho }}} . The symmetric tensor gauge field

so forth. Like displacement, velocity, and acceleration, force is a vector quantity. Translated from Latin, Newton's first law reads, Every object perseveres

proportionality a second-rank tensor rather than a scalar. Angular momentum is a vector quantity (more precisely, a pseudovector) that represents the product of a body's

Linear momentum, the product of a particle's mass and velocity, is a vector quantity, possessing the same direction as the velocity: p = mv. It is a conserved

the leakage field. Given the fact that magnetic flux leakage is a vector quantity and that a hall sensor can only measure in one direction, three sensors

called an imaginary or symbolical roots and not a geometrically real vector quantity. Geometrically Imaginary quantities are additional roots of the above

transformation of angular momentum. It turns out L transforms with another vector quantity N = (E/c2)r − tp related to boosts, see Relativistic angular momentum

extended by adding the appropriate timelike quantity to a spacelike vector quantity, and we have 4d vectors, or "four-vectors", in Minkowski spacetime

and μn = −9.6623653(23)×10−27 J⋅T−1. A magnetic moment is a vector quantity, and the direction of the nucleon's magnetic moment is determined by

I_{r}} is not the true acoustic intensity at the receiver, which is a vector quantity, but a scalar equal to the equivalent plane wave intensity (EPWI) of

fired. The applied force has both magnitude and direction, making it a vector quantity. bore rope A tool used to clean the barrel of a gun. boresight Crude

}{\widehat {V}}_{i}U(R)=\sum _{j}R_{ij}{\widehat {V}}_{j}} Any observable vector quantity of a quantum mechanical system should be invariant of the choice of

flight regime. With velocity actual speed is meant, as velocity is a vector quantity and speed is the magnitude of the velocity vector. Because the power

inertial system of mechanical or optical gyroscopes. Orientation is a vector quantity described by three angles for the instantaneous direction, and the