adjective
Examples of instantaneous in a Sentence
His success was instantaneous and complete.
With Jonathan, it had been instantaneous as well.
Thus the relative motion of the wheels is unchanged; but I is considered as fixed, and 2 has the total motion, that is, a rotation about the instantaneous axis I, with the angular velocity cii+a1.
In other words, the results are instantaneous!
When introduced directly into a vein, the effects are instantaneous.
Because death was nearly instantaneous, the lungs would show no infarction.
Anything but instantaneous, the change would appear instantaneous in the rocks.
Single lens reflex cameras perform well in regards to response time, with a near instantaneous response.
With digital photography, seeing the pictures is instantaneous, so there is immediate feedback about the subject rather than waiting for film to develop.
There is only one application to fill out and approvals are almost instantaneous.
Debuting in 1999, Dora the Explorer became almost an instantaneous hit with children everywhere.
Once a child urinates into the potty, it will begin to play a song, therefore providing instantaneous feedback on potty successes.
Though DaDa enjoyed near instantaneous success when it initially burst onto the scene, it lacked the key ingredient needed to legitimize the company as a force in the athletic performance industry.
On most websites, it's instantaneous, requiring only a simple download.
Those who are looking for almost instantaneous results often turn to crash diets to lose the weight quickly.
Coverage is not instantaneous, however, so it is imperative that applicants await the arrival of their United Concordia identification cards in the mail prior to seeking dental care.
All methods are rather quick and provide almost instantaneous results when performed properly.
This has led to the development of a near instantaneous news cycle as millions of social networking updates rapidly spread news and information.
Although at times on a forum a question can be posted and given an almost immediate reply, with a chat room the reply is usually instantaneous.
Thus he approximates to the wave theory of light, though he supposed that the transmission of light was instantaneous.
The question has also been raised whether the action of gravitation is absolutely instantaneous.
The limiting position J of this centre, when the two positions are taken infinitely close to one another, is called the instantaneous centre.
The instantaneous centre will have a certain locus in space, and a certain locus in the lamina.
If we equate these to zero we get the co-ordinates of the instantaneous centre.
In any continuous motion of a solid about a fixed point 0, the limiting position of the axis of the rotation by which the body can be brought from any one of its positions to a consecutive one is called the instantaneous axis.
The instantaneous centre of CD will be at the intersection of AD, BC, and if CD be drawn parallel to CD, the lines CC, DD may be taken to represent the virtual velocities of C, D turned each through B a right angle.
Let -y denote the total angular velocity of the rotation of the cone B about the instantaneous axis, $ its angular velocity about the axis OB relatively to the plane AOB, and a the angular velocity with which the plane AOB turns round the axis OA.
Hence the instantaneous axis of the sheave FG is in the diameter FG, at the distance FG ACBC
Draw BE perpendicular to CB, cutting CD produced in E, then E is the instantaneous axis of the bar ADB; and the direction of motion of A is at every instant perpendicular to EAthat is, along the straight line ACa.
The first is by the method of instantaneous centres, already exemplified in 63, and rolling centroids, developed by Reuleaux in connection with his method of analysis.
Method 1.By reference to 30 it will be seen that the motion of a cylinder rolling on a fixed cylinder is one of rotation about an instantaneous axis T, and that the velocity both as regards direction and magnitude is the same as if the rolling piece B were for the instant turning about a fixed axis coincident with the instantaneous axis.
The axode is hence the locus of the instantaneous axis, whilst the centrode is the locus of the instantaneous centre in any plane parallel to the plane of motion.
There is no restriction on the shape of these rolling axodes; they may have any shape consistent with i,olling (that is, no slipping is permitted), and the relative velocity of a point P is still found by considering it with regard to the instantaneous centre.
These surfaces have contact at the instantaneous axis, which is now called the instantaneous axis of the two links concerned.
To find the form of these surfaces corresponding to a particular pair of non-adjacent links, consider each link of the pair fixed in turn, then the locus of the instantaneous axis is the axode corresponding to the fixed link, or, considering a plane of motion only, the locus of the instantaneous centre is the ceotrode corresponding to the fixed link.
To find the instantaneous centre for a particular link corresponding to any given configuration of the kinematic chain, it is only necessary to know the direction of motion of any two points in the link, since lines through these points respectively at right angles to their directions of motion.
Again, imagin d fixed, then the instantaneous centre Obd of b with regard n d is found by producing the links c and a to intersect in Obd and the shapes of the centroids belonging respectively to thi links Ii and d can be found as before.
Adding the centres corresponding to these several axes to the figure, it will be seen that there are six centres in connection with the four-bar chain of which four are permanent and two are instantaneous or virtual centres; and, further, that whatever be the configuration of the chain these centres group themselves into three sets of three, each set lying on a straight line.
Then Ob is the velocity of the point b in magnitude and direction, and cb is the tangential velocity of B relatively to C. Moreover, whatever be the actual magnitudes of the velocities, the instantaneous velocity ratio of the points C and B is given by the ratio Oc/Ob.
Acceleration Image.Although it is possible to obtain the acceleration of points in a kinematic chain with one link fixed by methods which utilize the instantaneous centres of the chain, the vector method more readily lends itself to this purpose.
It should be understood that the instantaneous centre considered in the preceding paragraphs is available only for estimating relative velocities; it cannot be used in a similar manner for questions regarding acceleration.
That is to say, although the instantaneous centre is a centre of no velocity for the instant, it is not a centre of no acceleration, and in fact the centre of no acceleration is in general a quite different point.
The readiest method of obtaining instantaneous illumination is the electric spark, but with this Magnus was not successful.
The actual behaviour of the colliding drops becomes apparent under instantaneous illumination, e.g.
The instantaneous revulsion of public feeling was somewhat unreasonable, for Pitt's health seems now to have been beyond doubt so shattered by his hereditary malady, that he was already in old age though only fifty-eight.
It is claimed that Leonardo knew the direction of the stroke of the wing, as revealed by recent researches and proved by modern instantaneous photography.
This plane remains invariable so long as no third body acts; when it does act the position of the plane changes very slowly, continually rotating round the radius vector of the planet as an instantaneous axis of rotation.
He vehemently rejected their doctrine of justification by faith; conversion might be instantaneous, but it was only the beginning of a long and gradual process of justification.
This second book was an instantaneous success, and indeed marks an epoch in literary history.
This contact may be made to close the circuit of a suitable voltmeter, or to charge a condenser in connexion with it, and the reading of the voltmeter will therefore not be the average or effective voltage of the alternator, but the instantaneous value of the electromotive force corresponding to that instant during the phase, determined by the position of the rotating contact slip with reference to the poles of the alternator.