Dynamics for BeginnersMacmillan, 1887 - 178 páginas |
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Página 11
... engine is at H , is 4 velos . At H suppose the engines are abreast ; at first A will gain upon B ; but it will gradually gain more and more slowly , until an instant arrives when the two trains are relatively at rest ; after which time ...
... engine is at H , is 4 velos . At H suppose the engines are abreast ; at first A will gain upon B ; but it will gradually gain more and more slowly , until an instant arrives when the two trains are relatively at rest ; after which time ...
Página 23
... engine - driver , whose train is travelling at the rate of 30 miles an hour , sees a danger signal at the distance of 220 yards , and does his best to stop the train ; supposing that he can stop the train when travelling 30 miles an ...
... engine - driver , whose train is travelling at the rate of 30 miles an hour , sees a danger signal at the distance of 220 yards , and does his best to stop the train ; supposing that he can stop the train when travelling 30 miles an ...
Página 29
... engine , ( neglecting the rotary motion , and the ordinary friction of the wheels etc. ) . 25. A force of p poundals acts for ʼn minutes on m lbs .; find the velocity generated . 26. Find how many poundals will produce in 10 lbs . a ...
... engine , ( neglecting the rotary motion , and the ordinary friction of the wheels etc. ) . 25. A force of p poundals acts for ʼn minutes on m lbs .; find the velocity generated . 26. Find how many poundals will produce in 10 lbs . a ...
Página 33
... engine can exert upon a train of 100 tons a force of 10000 poundals more than is necessary to counteract the friction ; how long would this engine take in working the train on a level line up to a speed of 30 miles an hour ? 4. A rifle ...
... engine can exert upon a train of 100 tons a force of 10000 poundals more than is necessary to counteract the friction ; how long would this engine take in working the train on a level line up to a speed of 30 miles an hour ? 4. A rifle ...
Página 37
... engine in addition to that necessary to overcome the friction . 9. 28 lbs . placed on perfectly smooth ice is acted on by a horizontal force equivalent to the weight of 1 lb .; find its velocity after 7 minutes . 10. Two masses ...
... engine in addition to that necessary to overcome the friction . 9. 28 lbs . placed on perfectly smooth ice is acted on by a horizontal force equivalent to the weight of 1 lb .; find its velocity after 7 minutes . 10. Two masses ...
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Términos y frases comunes
20 velos 32 celos 32 poundals A. W. VERRALL action of gravity additional velocity Assistant-Master Atwood's machine average velocity ball BEGINNERS BOOK Cambridge carriage circle coefficient of restitution Crown 8vo direction distance passed elastic engine English Example external force Extra fcap feet Fellow of St Fellow of Trinity find the velocity foot-poundals force acting friction Globe 8vo GRAMMAR Greek Hence horizontal plane impinges impulse inclined plane initial velocity instant J. P. MAHAFFY John's College kinetic energy late Fellow LATIN Lecturer LL.D mass m lbs mass-velocity Mathematics miles an hour miles per hour motion number of celos numerous Illustrations Owens College Oxford parabola parallelogram particle pound-velos poundals acting PRIMER Professor projectile prove resultant right angles School Second Edition secs Series shew smooth horizontal plane stone straight line string supposing tension tons train TRIGONOMETRY Trinity College uniform velocity uniformly unit interval University vertical Vocabulary weight yards
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