Found inside – Page 3294Once the particle has been conditioned by trapping and gone through an AR interaction, the velocity fluctuations, which the ... an acceleration mechanism, it is important to get an estimate of the fluctuating levels of the action and thus on the velocity ... for estimating the fluctuations of the parallel velocity, or in other words the extreme values of P., it is sufficient to find the ... 3 a case where the trapping of the electron in the ponderomotive well occurs during large portions of time, without ... Found inside – Page 186 4 mining which corridors in storm areas may be gust velocities U de above a 10 - feet - per - second threshold . flown through with safety ... From the NACA gust data , discussed above , we find 11. ... While most of the above conclusions may be dispensed with , without future explanation , turbulence avoidance TABLE II and hail detection require additional discussion ... The maximum acceleration recorded on the Ryan recorder , during a flight prior to the time the NACA recorder was ... Found inside – Page 2than that time required for either form of control NATIONAL MANAGEMENT ENGINEERING CLINIC 1954 Our analysis of these ... mass , acceleration , inertia , and part dimensions will to detect and evaluate different work difficulty factors limit the resultant velocity that can be controlled with or without the benefit of the committee's experi under various conditions by this maximum force . mental time data . Found inside – Page 336... to easily apply the model to other body shapes as well as a circular cylinder without any experimental information . 2 . Calculation procedure We consider here the case of a two - dimensional circular cylinder in a time - dependent flow ... proportional to the acceleration of the main - flow acting on a circular cylinder in a time - dependent flow is the twice of that ... we can obtain the location of the zero - shear point where the velocity gradient du / dy at the cylinder surface becomes zero . Found inside – Page 9141 with without pressure the additional remark that except for the step portion of ions with very low energy the dho is the ... The dependence of maximal ion energy on 4 = 0.032 . beam current has been a point of controver0.05 0.1 do sy for some time . ... In our theory in / 7 / was too short , so that the accelerawe find for the ion energy the expression tion process could not ... Symp . on moving accelerating field ) 1.e. to prescribe Collective Methods of Acceleration , the velocity , rather than ... Found inside – Page 114Ideally , it should be sufficiently frictionfree so that it spins for a time of at least 3 s when given a gentle push . ... In general , you will find that up to a certain distance from the axis the pennies remain in contact , and beyond that point ... For several different trials , observe in each case the distance , r , to the axis of the last penny not to move , and also the angular velocity w . ... The way to verify this without a stopwatch is to initially place the balls in contact at a point on the ruler where they ... Found inside – Page 626However , this ICS , , moving with a velocity v with respect to the first difficulty can be overcome . ... pened because in transferring the rod we had to act on it with certain forces while accelerating it , thereby unavoidquantities ( see , e . g . , " ) . ... since the theory of relativity is generally asfor some interval of time ( of course , the calculation must sirds sumed to be of ... must involve precisely the to the same resultant deformation , namely a Lorentz same equilibrium of forces , without its ... Found inside – Page 384Will these objects appear to approach him or to recede from - 4 10. him, and with what velocity as compared with the velocity of the ... Explain carefully how the measure of an * * acceleration is affected by a change in the units of space and time. ... If the speed of the boat be 4 miles an hour, find in what direction it must be rowed relatively to the direc10. tion of the ... State whether your method applies, with or without modification, to the case when the forces are not all in the same plane. Found inside – Page 6571. do not arise in connection with the acceleration this accounts ... both experimentally and matheWith these assumptions we can now determine the conditions which must be satisfied ... Then v, the velocity of a fluid element at any point, can depend only on V, p, v, l and t, where t is the time at which the motion is considered, and, of course, on the shape of the body. ... obtained by testing in a wind tunnel a model fitting three times the full size at 50 m.p.h. may be used without correction. Found inside – Page 6We may assume that one end of the jet is fixed without any loss of generality . ... velocity at their initial value , with no acceleration , or , x = na fort > 0 ( 18 ) and the jet area decreases with time but is ... we will introduce a small disturbance upon the base flow and find the solution to the problem with this disturbed initial ... Found inside – Page 9The second is simply the ordinary second that is used in calculating time all over the world, and is also a very small unit. ... divided by time, which is velocity, and that divided by time again, because if we increase the velocity in a certain time, that is acceleration. ... of naming all the electric units after distinguished electrical scientific men, which rule has been followed without exception to the last unit. Found inside – Page 18... derivative at the beginning of such a motion makes the velocity discontinuous , resulting in an appearance of infinite acceleration . ... The acceleration , however , will be discontinuous at the beginning and end of the motion . ... of the motion parameter at a particular time by first using the kinetic B spline to calculate the keyframe number from the given time ... to a banded , totally positive matrix which can be solved by Gaussian elimination without pivoting , using LU faclorization ( 9 ) . Found inside – Page 153He opened the fuel feed of the first stern jet , but the relays crashed open without effect . The second and third ... His body was already aching under the punishment of acceleration , which must continue as long as their fuel held out , until the DEFENSE PROGRAM MEANS JOBS ship , cometlike , attained escape velocity . Denham , studying the ... If you need part - time work to help out with board and room expenses , my employment department will help you find it . Low - cost Board ... Found inside – Page 72The workpiece machining cycle in which the load on the drive is greatest is as follows : 10 % of the time the drive operates ... 30 % of the time with a tractive force of Ff = 100daN ( finish machining ) ; 0 , 5 % of the time spent in acceleration and ... Find ' table oscillation frequency fo ; fo = 3 , 5f = = 70s - 1 is the pulse frequency of the closed - loop control system ( the ... error is 2um , VK = 250mm / / min , workpiece radius 5mm , cutter radius 25mm , velocity amplification factor 1 " mm " ) . 6 . Found inside – Page 2572Also , a theory was developed to estimate the maximum energy of accelerated X electrons . ... F Eds ( 1 ) B B has been introduced , where El is the electric field parallel to electric field are constant in time and space in the entire ... 5 ) This and the plasma flow velocity in the upstream region is frame moves in the z direction with the speed parallel to the magnetic field . ... From the assumption that The electric field Ehr is related to the quantities in the aBw / ət = 0 , we find that the y and z ... The text has been developed to meet the scope and sequence of most university physics courses and provides a foundation for a career in mathematics, science, or engineering. Found inside – Page 102Contrive a simple system of two or three bodies which can have kinetic energy without having momentum . ... Assuming that the thrust exerted by the rocket motor is constant , discuss the factors which influence the acceleration of the rocket as ... Find the momentum of the bullet and the recoil velocity of the rifle , assuming that no other bodies are involved . ... Find the resultant force required , the time the force acts , the momentum of the aircraft as it leaves the catapult , and the impulse ... Found insideHe introduced, therefore, the parameter u's (30/3t) D as an indicator for the acceleration effects. ... One may conclude that for the prototype conditions of 10ng-period waves in deep water the theory must apply satisfactorily without this acceleration correction. ... to wave action which is being pursued actively at this time is restricted to the particle motion caused by turbulence created in the boundary layer. ... In wave action it was not possible to find a usable expression for the solar stress. Found inside – Page 727We find it most reasonable to assume that these coefficients should not be differentiated . ... What is of physical importance in this context is the magnitude of the velocity , not its rate of change with time . ... real macroscopic material can withstand an acceleration greater than about 3 · 1010 cm / s2 without being torn apart . Found inside – Page 75The absorption of the forces without which you would be killed almost instantaneously and the neck broken ! ... By the time the car had reached its highest point of acceleration and was beginning to decelerate and had arrived at a point in ... I will leave you perhaps with one thought from one of my dear friends in San Francisco , if I can find the note here . ... in an infinitely short time , the force exerted on the head would be infinite , but actually it takes time to transfer the velocity of the ...