 | Henry Smith Carhart - 1910 - عدد الصفحات: 644
...compelled by impressed force to change that, state. II. Change of motion is proportional to the impressed force, and takes place in the direction in which the force acts. III. To every action there is always an equal- and con' trary reaction ; or the mutual actions of two... | |
 | Charles Elijah Linebarger - 1910 - عدد الصفحات: 488
...Newton's second law is the general statement of these facts : Change of momentum is proportional to the force and takes place in the direction in which the force acts. As the momentum of a given body is the product of its velocity and its mass, a change in its momentum... | |
 | Leslie Joseph Walker - 1910 - عدد الصفحات: 748
...follow from it have been sufficiently verified in experience. The second law of motion — " rate of change of momentum is proportional to force and takes place in the straight line in which the force acts " — seems, on the other hand, to be but a particular application... | |
 | 1912 - عدد الصفحات: 540
...acting on a body. 2. Newton's Second Law. Change of motion or momentum is proportional to the impressed force, and takes place in the direction in which the force acts. The first law defines force, and the second law leads to the measurement of force. Measurement of Force.... | |
 | Victor Dean Hawkins - 1912 - عدد الصفحات: 214
...some external force that compels a change. 2. Every change of motion is proportional to the acting force, and takes place in the direction in which the force acts. 3. To every force there is always an equal reaction in the opposite direction. The first law, often... | |
 | Willis Eugene Tower, Charles Henry Smith, Charles Mark Turton - 1914 - عدد الصفحات: 484
...by it. The law is stated as follows : Change of motion, or momentum, is proportional to the acting force and takes place in the direction in which the force acts. In other Q ' Q words, if two or more forces act at the same F1G.-£I. — The two balls reach the floor... | |
 | Robert Ferrier McKay - 1915 - عدد الصفحات: 462
...33. Newton's Second Law of Motion. — Rate of change of momentum is proportional to the impressed force and takes place in the direction in which the force acts. 34. Newton-s Third Law of Motion. — Reaction is always equal and opposite to action. 35. Measurement... | |
 | Richard De Villamil - 1917 - عدد الصفحات: 262
...another standpoint. Referring to his second law of motion, we see that: — "Newton's second law of motion is as follows : Change of momentum is proportional...though there may be balancing of the effects of Forces " (Tait, Properties of Matter).1 Since, according to Newton, a force always produces change of momentum,... | |
 | Claude H. Brechner - 1919 - عدد الصفحات: 320
...straight line, unless acted upon by some external force. * 2. Every motion is proportional to the acting force, and takes place in the direction in which the force acts. 3. To every force there is an equal force in the opposite direction. 294. Meaning and Application of... | |
 | Herman Shaw - 1919 - عدد الصفحات: 288
...roll along with a uniform velocity for ever. LAW II. Change of motion is proportional to the impressed force, and takes place in the direction in which the force acts. By " change of motion " is meant changa of momentum in a given time, momentum being the product of... | |
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The rate of change of momentum is proportional to the impressed force, and takes place in the direction in which the force acts. 
