Примери за използване на Relative velocity на Английски и техните преводи на Български
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And what is the relative velocity?
And the relative velocity between the two observers is V along the common x-axis.
What will be the relative velocity?
When the reflector is moving at right angle to the radar beam,it has no relative velocity.
Where v is the relative velocity between frames in the x-direction, c is the speed of light, and.
The Lorentz factor γ retains its definition for a boost in any direction,since it depends only on the magnitude of the relative velocity.
The magnitude of relative velocity v cannot equal or exceed c, so that- c< v< c.
Any observer can work out precisely what time and position any other observer will assign to an event,provided he knows the other observer's relative velocity.
The magnitude of relative velocity v cannot equal or exceed c, so only subluminal speeds- c< v< c are allowed.
The only difference is F moves with velocity- v relative to F′(i.e., the relative velocity has the same magnitude but is oppositely directed).
It can not only sense the relative velocity and distance of a vehicle directly ahead, but also of a vehicle traveling in front of the preceding one.
Much of Poisson's work was motivated by results of Laplace,in particular his work on the relative velocity of sound and his work on attractive forces.
The test rig shall reproduce a relative velocity between the door panel and the test bench in compliance with Annex 7 Appendix 3.
The position vector as measured in each frame is split into components parallel and perpendicular to the relative velocity vector v. Left: Standard configuration.
The advanced radar system not only can sense the relative velocity and distance of a vehicle directly ahead, but also of a vehicle traveling in front of the preceding one.
The inverse transformations are obtained by exchanging primed and unprimed quantities to switch the coordinate frames, andnegating rapidity ζ→- ζ since this is equivalent to negating the relative velocity.
They didn't want to think about the relative velocity(around 34,000 mph) and violence of that hypothetical crash, or what it meant for Denali.
Transformations describing relative motion with constant(uniform) velocity andwithout rotation of the space coordinate axes are called boosts, and the relative velocity between the frames is the parameter of the transformation.
Comparing the Lorentz transformations in terms of the relative velocity and rapidity, or using the above formulae, the connections between β, γ, and ζ are.
In the setup used here,positive relative velocity v> 0 is motion along the positive directions of the xx′ axes, zero relative velocity v= 0 is no relative motion, while negative relative velocity v< 0 is relative motion along the negative directions of the xx′ axes.
For the inverse transformations, exchange r and r′ to switch observed coordinates,and negate the relative velocity v→- v(or simply the unit vector n→- n since the magnitude v is always positive) to obtain.
In the setup used here,positive relative velocity v> 0 is motion along the standard setup(positive directions of the xx′ axes), zero relative velocity v= 0 is no relative motion, while negative relative velocity v< 0 is relative motion in the opposite direction to the standard configuration, i.e. along the negative directions of the xx′ axes.
Introducing a unit vector n= v/v= β/β in the direction of relative motion, the relative velocity is v= vn with magnitude v and direction n, and vector projection and rejection give respectively.
This"trick" of simply reversing the direction of relative velocity while preserving its magnitude, and exchanging primed and unprimed variables, always applies to finding the inverse transformation of every boost in any direction.
If an observer in F records an event t, x, y, z,then an observer in F′ records the same event with coordinates where v is the relative velocity between frames in the x-direction, c is the speed of light, and γ= 1 1- v 2 c 2{\displaystyle\gamma={\frac{1}{\sqrt{1-{\frac{ v^{ 2}}{ c^{ 2(lowercase gamma) is the Lorentz factor.
For the inverse transformations, exchange r and r′ to switch observed coordinates,and negate the relative velocity v→- v(or simply the unit vector n→- n since the magnitude v is always positive) to obtain The unit vector has the advantage of simplifying equations for a single boost, allows either v or β to be reinstated when convenient, and the rapidity parametrization is immediately obtained by replacing β and βγ.
The relative velocities of part and whole determine whether the part is retarded by the inertia of the whole or is carried forward by the momentum of the cosmic brotherhood.
By varying the construction algorithm, the researchers have designed cosmic webs that link up in a number of different ways; based on the size,proximity, and relative velocities of individual galaxies.
It was defined in September 2014, when a group of astronomers including R. Brent Tully of the University of Hawaii, Hélène Courtois of the University of Lyon, Yehuda Hoffman of the Hebrew University of Jerusalem, andDaniel Pomarède of CEA Université Paris-Saclay published a new way of defining superclusters according to the relative velocities of galaxies.