Practical PhysicsGinn, 1922 - 472 pages |
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Page vii
... Gases . Molecular Motions in Solids V. FORCE AND MOTION Molecular Motions in Liquids . Definition and Measurement of Force . Composition and Reso- lution of Forces . Gravitation . Falling Bodies . Newton's Laws VI . MOLECULAR FORCES ...
... Gases . Molecular Motions in Solids V. FORCE AND MOTION Molecular Motions in Liquids . Definition and Measurement of Force . Composition and Reso- lution of Forces . Gravitation . Falling Bodies . Newton's Laws VI . MOLECULAR FORCES ...
Page ix
... Gas Mask 15. James Prescott Joule 16. James Watt Frontispiece 22 23 32 33 44 45 72 73 84 85 102 102 103 122 122 17. The Rocket and the Virginian Mallet 18. Lord Kelvin ( Sir William Thomson ) 123 134 19. The Clermont and the Leviathan ...
... Gas Mask 15. James Prescott Joule 16. James Watt Frontispiece 22 23 32 33 44 45 72 73 84 85 102 102 103 122 122 17. The Rocket and the Virginian Mallet 18. Lord Kelvin ( Sir William Thomson ) 123 134 19. The Clermont and the Leviathan ...
Page 32
... gases ; discovered electrostatic repulsion ; constructed the famous Magdeburg hemispheres which four teams of horses could not pull apart ( see p . 33 ) Water Outlet Air Mercury Aspirator Cooling Jacket J2 Cooling J3. Otto von Guericke.
... gases ; discovered electrostatic repulsion ; constructed the famous Magdeburg hemispheres which four teams of horses could not pull apart ( see p . 33 ) Water Outlet Air Mercury Aspirator Cooling Jacket J2 Cooling J3. Otto von Guericke.
Page 35
... gas and its change in volume was an Irishman , Robert Boyle ( 1627-1691 ) . We shall repeat a modified form of his experiment much more carefully in the laboratory , but the following will illustrate the method by which he discov- ered ...
... gas and its change in volume was an Irishman , Robert Boyle ( 1627-1691 ) . We shall repeat a modified form of his experiment much more carefully in the laboratory , but the following will illustrate the method by which he discov- ered ...
Page 36
... gas halves its volume . If we had tripled the pressure , we should have found the volume reduced to one third its initial value , etc. That is , the pressure which a given quantity of gas at constant temperature exerts against the walls ...
... gas halves its volume . If we had tripled the pressure , we should have found the volume reduced to one third its initial value , etc. That is , the pressure which a given quantity of gas at constant temperature exerts against the walls ...
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ammeter amperes angle armature ball body calories carbon charge circuit coil color condenser conductor connected convex lens copper cubic centimeter Daniell cell density diameter direction distance dynamo earth electric electric charge electroscope engine equal experiment fact fall flame focal length fork freezing friction galvanic cell galvanometer gases glass gram gravity heat Hence hydrogen inch induced iron kinetic energy lamp Leclanché cell lens lever light lines of force liquid mass mechanical advantage mercury metal meter mirror molecules motion moving needle ohms opposite overtone pass pipe piston placed plane plate pole position potential pressure produced pull pump QUESTIONS AND PROBLEMS rays reflected resistance rotation shown in Fig shows sound specific gravity speed steam substances surface temperature thermometer tion tube vapor velocity vessel vibration volts wave length weight wheel wire zinc
Popular passages
Page 458 - And show me how they calculated the initiatory speed of our car?" "Yes, my worthy friend; taking into consideration all the elements of the problem, the distance from the center of the earth to the center of the moon...
Page 67 - Any two bodies in the universe attract each other with a force which is directly proportional to the product of the masses and inversely proportional to the square of the distance between them.
Page 393 - The magnifying power of an astronomical telescope is therefore the focal length of the objective divided by the focal length of the eyepiece. It...
Page 22 - Archimedes stated that a body immersed in a fluid is buoyed up by a force equal to the weight of the displaced fluid.
Page 84 - Every body continues in its state of rest or uniform motion in a straight line, except in so far as it is compelled to change that state by a force impressed upon it.
Page 367 - Index of refraction. The ratio of the speed of light in air to its speed in any other medium is called the index of refraction of that medium.
Page 260 - The resistance of any conductor is directly proportional to its length and inversely proportional to the area of its cross section or to the square of its diameter.
Page 60 - ... is, the resultant of two parallel forces acting in the same direction is equal to the sum of the two forces.
Page 62 - For in § 79 it was shown that if any one force is to have the same effect upon a body as two forces acting simultaneously, it must be represented by the diagonal of a parallelogram the sides of which represent the two forces. Hence, conversely, if two forces are to be equivalent in their...
Page 2 - Thus, there are 12 inches in a foot, 3 feet in a yard, 5^- yards in a rod, 1760 yards in a mile, etc.