A text-book of general physics for colleges; mechanics and by Joseph Albertus Culler

By Joseph Albertus Culler

Initially released in 1909. This quantity from the Cornell collage Library's print collections used to be scanned on an APT BookScan and switched over to JPG 2000 layout by means of Kirtas applied sciences. All titles scanned disguise to hide and pages may well contain marks notations and different marginalia found in the unique quantity.

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,,(. .. ) Vor allem auch aufgrund der systematisch gegliederten Darstellung sowie der klar formulierten Aussagen kann dieses Buch allen Studenten, Naturwissenschaftlern und Ingenieuren sehr empfohlen werden, die sich in die Grundlagenwissenschaft 'Mechanik' einarbeiten wollen und/oder die diese als ein wertvolles tool zum Lösen technischer Probleme benötigen.

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Composed and the equal negative line iB hence their and the resultant curve here crosses the axis. In a similar manner the resultant curve may be found at any point. When two S. H. 's at right angles are compounded, a large variety of resultants may be obtained, depending on the period, of the positive line ib sum is zero ; KINEMATICS. 37 the phase, and the amplitude of the components. mental illustration may be An experi- made by suspending two pendulums so that they will swing in planes perpendicular to each other, Fig.

The time reqtiired for one complete revolution. The circumference of a circle is 2nr; hence the magnitude of the velocity v is Again, v=- 2nr 4;rV' or p2 QP = ^ = ^=^ (24) r This gives the acceleration in terms of the period and radius. , sometimes convenient to have another form. The number this equation in still of revolutions, «, varies inversely as the period; hence 1 and QP = 4ffVM' (25) This gives the acceleration in terms of the radius and the of revolutions per second. 14 number <='n/3ec.

Impulse involves two and the time dturing which the force acts. 24. Impulse —a force matter of common factors, It is a experience that the velocity of a freely moving body will be increased by increasing either the force which causes the motion or the time during which the force is The product of these two factors is called impulse. applied. Thus, impulse = Fi The effect of the matter which impulse is free is a quantity of motion in a mass of The amoxint of motion in any to move. — moving body depends on two factors, the mass and its velocity.

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