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...ND MILITARY ENGINEER 282 GALILEO GALILEI (1564 - 1642) ITALIAN ASTRONOMER, PHYSICIST AND MATHEMATICIAN 284 THE ISOCHRONISM OF THE PENDULUM 287 VELOCITY AND ACCELERATION OF FALLING BODIES 289 VELOCITY VERSUS ACCELERATION 291 ASTRONOMY AND THE TELESCOPE 293 GALILEO’S TELESCOPE 294 EVANGELISTA TORRICELLI (1608 - 1647) - ITALIAN PHYSICIST AND MATHEMATICIAN 29...

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..., that from London to Paris, took about three-quarters of an hour, but the velocity at- tained was not high; the leap to New York occupied about two h... ... air and very swiftly. It rose steeply at his approach. He allowed for its velocity and drove straight upon it. It suddenly became a mere flat edge, a...

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...he arrows of fortune, as well as all oth- ers, derive their force from the velocity with which they are discharged; for, when they approach you by slo...

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...ded captain and comrades. CHAPTER XXXVII WAVERLEY IS STILL IN DISTRESS THE VELOCITY, and indeed violence, with which Waverley was hurried along, nearl...

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... Most disks used in personal computers today rotate at a constant angular velocity. The tracks near the outside of the disk are less densely populat...

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... directly across their path, and meeting the river, which swept with great velocity around its base, cried aloud with a laugh— “Anthony, I wish you wo...

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...f anecdote and ejaculation; and her round black eyes jumped with acrobatic velocity from one face to another. Miss Mellins was always having or hearin...

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...lide down the air in any desired direction. As it fell it would accumulate velocity and at the same time lose weight, and the momentum accumulated by ... ...ol of a lady on the west—in a slightly singed condition due to the extreme velocity of its movements through the air. In these absurd days, too, when ...

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...g, and thunder; and there were rolling mists, travel ling with incredible velocity. It was dark, awful, and solitary to the last degree; there were m...

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... out of naked swords. For in this spot, over a neck of low land at the foot of the mountains, the trade-wind streams into Anaho Bay in a flood of almo...

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... itself were a multi- tude of moving figures, some flitting along with the velocity of swallows, some sweeping in the most graceful circles, and other...

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...ovel effect of making the counting house spin round and round with extreme velocity, and causing the floor and ceiling to heave in a very distressing ...

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...e more modern chimneys were prob- ably designed to withstand winds of high velocity. It is also probable that most of the recently constructed chimney... ...n toward the center of the burning area, creating a “fire storm”. The wind velocity in the city had been less than 5 miles per hour before the bomb- i... ...s than 5 miles per hour before the bomb- ing, but the fire-wind attained a velocity of 30-40 miles per hour. These great winds restricted the perimete... ...ld a total energy equiva- lent to the mass multiplied by the square of the velocity of light. The significance of the equation is easily seen when one... ... The significance of the equation is easily seen when one recalls that the velocity of light is 186,000 miles per second. The energy released when a p... ...u- late the drag on a pole or rod in an airstream of a certain density and velocity; by connecting this drag with the strength of the pole in question...

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...surement, language, events, quants, units and so on. The private, macroscopic, low velocity instances of our physical descriptions of the universe ...

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...easure and use: is the energy of a destructive explosion. The reason V the velocity of an object falling is squared… is the same reason Einstein’s...

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...tic. Ogilvy had already called attention to a suspected retardation in its velocity in December. Such a piece of news was scarcely calculated to inter... ...cond this blazing mass flew a hundred miles, and every second its terrific velocity increased. As it flew now, indeed, it must pass a hundred million ... ... it come straight to the earth instead of in a curved path, had it lost no velocity to Jupiter, it must have leapt the intervening gulf in a day; but ... ... back;” but of course he was confused. The stick receded at a considerable velocity, and incontinently came a cry of anger and a bad word from the app... ... of a lady on the west—in a slightly singed condi- tion due to the extreme velocity of its movements through the air. In these absurd days, too, when ...

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...apsed, then furiously expanded, then whirled round and round with horrible velocity, and finally, reeling and stag- gering like a drunken man, hurled ... ...hour, and indeed a much greater speed may be anticipated. But even at this velocity, it would take me no more than 322 days to reach the surface of th... ...orbit. For it is evident that such a medium must, in retarding the comet’s velocity, increase its centripetal, by weakening its centrifugal force. In ... ...e first stage of their ascensions from the earth, are known to rise with a velocity compara- tively moderate. Now, the power of elevation lies altoget... ... appear at all reasonable that, in this its progress upwards, the original velocity should be accelerated. On the other hand, I was not aware that, in... ...minishing, in proportion to the squares of the distances, and thus, with a velocity prodigiously accelerating, I should at length arrive in those dist... ...all my force, and was pleased to find him continue his descent, with great velocity, making use of his wings with ease, and in a perfectly natural man... ...ped down perpendicularly, like a bul- let, en masse, and with the greatest velocity — being out of sight in a very few seconds. I did not at first kno... ...! — I was falling — falling with the most impetuous, the most unparalleled velocity! To judge by the immense distance already so quickly passed over, ...

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... motion nor, rather, like a comet, for the beholder knows not if with that velocity and with that direction it will ever revisit this system, since it... ...seven poundsnto say nothing of another which carried off a reel with great velocity, which the fisher man safely set down at eight pounds because he ...

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.... Sparsit was, that she was never hurried. She would shoot with consummate velocity from the roof to the hall, yet would be in full possession of her ...

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...ge of his own imagination. He never wrote any part of his works with equal velocity. Three columns of the Magazine, in an hour, was no uncommon effort...

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...e. D’Alembert’s equations of the feld show that this speed is equal to the velocity of light corrected by gravitational potential. The approach leads ... ...g a free wave. There is the time term 1 a 2 ∂ 2 ∂t 2 containing the linear velocity a of the wave. For this reason, in the case of gravitational felds... ...the result may be different according to the way we defne the speed as the velocity of waves of the metric, or something else. The usual approach sets... ... ∂ 2 ∂t 2 − ∂ 2 ∂x 2 ζ β α =0, so weak waves of the metric travel at the velocity of light in empty space. This approach leads to an experiment, bas... ...bert equations of the metric to within higher order terms withheld, so the velocity of waves of the metric calculated from the equations is not an exa... ...t d’Alembert equations for the force feld, giving an exact formula for the velocity of waves of the force; (2) Experiments to register waves of the fo... ...k k = ∂ln √ h ∂t , where w is gravitational potential, v i is the linear velocity of the space rotation, h ik =−g ik + 1 c 2 v i v k is the chr.inv.... ...0 ∂w ∂t ∂F i ∂t , so waves of gravitational inertial force travel at a velocity u k , the square of which isu k u k =c 2 g 00 and the modulus u= p... ...gible but its gradientF i is non-zero, the speed of gravitation equals the velocity of light; (2) According to this formula, the speed of gravitation ...

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... obtain: Fig.13. The Tilting of A’s Simultaneous Spaces Due to His Velocity. 51 A is totally unaware of this tilting effect on his si... ...uite stunning, as you shall see! As you would expect, the greater the velocity, the more pronounced the tilting of the simultaneous spaces, wh... ...ds, the red arrow actually represents a particle travelling with a certain velocity through three spatial dimensions relative to another observer, ...

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...e, the nearer to the center, the larger matter density and the faster rotation velocity, the whirl vortex bodies have. And, the whorl vortex bodies ... ... larger matter density and larger matter gains around with the rotating linear velocity. The maximum internal energy is congregated in electrons and...

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... Model." Top - The pattern of isochrons from a particle moving at the velocity of light; the barrier is evident; Center - The pattern as a pa... ...s evident; Center - The pattern as a particle accelerates through the velocity of light; note that there is no longer a barrier in evidence; ... ... Bottom - The pattern corresponding to a particle moving at twice the velocity of light; the Cerenkov shockwavefront is clearly shown. Isochr... ...the craft could accelerate almost indefinitely at one g! Bussard put the velocity at which the ramjet "bites" (its minimum operational velocity) at ... ...xample; the Light Barrier is another. And when we speak of measuring the velocity of a ship as it approaches the velocity of light, a fact that is ... ... with the ship" the KE [kinetic energy] for a given mass "ship" at a given velocity will increase if relativity is correct or [will not] if Tilton is... ...n made that if a rocket simply accelerates long enough it will exceed the velocity of light. / To see if this is true one needs to solve for the equ... ...s measured in the fixed frame, is one light year per year. / The limiting velocity of material objects is the speed of light. / The argument has bee... ...rticle accelerators which accelerate particles near, but never beyond the velocity of light. Time dilation has been verified by measuring the lifet...

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...RM. 2s. 6d. VAUGHAN’S HINTS TO THE AIRMATEUR 1s. HOFMAN’S LAWS OF LIFT AND VELOCITY. With diagrams, 3s. 6d. DE VITRE’S THEORY OF SHIFTING BALLAST IN D...

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...w, its goal, its impetus ever increasing as it neared its aim, just as the velocity of a falling body increases as it approaches the earth. Behind it ...

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...unged head foremost into the water, some twenty-five feet below, with such velocity that it seemed to me I never would stop. When I came to the surfac... ... little higher up the rain ceased and snow began. The wind blew with great velocity. The log-cabin we were in had lost the roof entirely on one side, ...

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...repair the disorder of his right wing. His noble charger bore him with the velocity of lightning across the trenches, but the squadrons that followed ...

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...this bright comet which, having traveled in its orbit with inconceiv- able velocity through immeasurable space, seemed sud- denly-like an arrow pierci... ...w, its goal, its impetus ever increasing as it neared its aim, just as the velocity of a falling body increases as it approaches the earth. Behind it ... ...equal or unequal. Momentum (quantity of motion) is the product of mass and velocity . In military affairs the strength of an army is the product of it...

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...at could not possi- bly have been expected in advance. Weight, move- ment, velocity, direction, position, what thin, pallid, uninteresting ideas! How ...

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...s, and its opportunities, increased exponentially in “volume, variety, and velocity.” 67 The law requires the NSA to not deliberately collect data on ...