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Motion,
360. Components of Varied Motion,. 386
361. Uniformly-Varied Velocity, 386
364. Varying Deviation,
365. Resultant Rate of Variation,
366. Rates of Variation of Component
Velocities,
Page
387
388
367. Comparison of Varied Motions, 389
CHAPTER II.-MOTIONS OF RIGID Bodies.
382. Helical Motion.
383. To find the Motion of a Rigid
Body from the Motions of three
SECTION 1.-Rigid Bodies, and their
Translation.
368. Rigid Bodies-how understood, 390
369. Translation or Shifting,
SECTION 2.-Simple Rotation.
370. Rotation defined
-
Centre
Rotation,
371. Axis of Rotation,
tation,
373. Angular Velocity,
385. Rotation combined with Transla-
tion in the same Plane,
386. Rolling Cylinder-Trochoids,
387. Plane rolling on Cylinder-Spiral
384.
Special cases,
372. Plane of Rotation-Angle of Ro-
374. Uniform Rotation,
375. Rotation common to all parts of
body,
376. Right and Left-handed Rotation, 391
877. Relative Motion of a pair of Points
in a Rotating Body,
378. Cylindrical Surface of equal Ve-
locities,
392
393
379. Comparative Motions of two
Points relatively to an Axis,
389. Components of Velocity of a Point
SECTION 3.-Combined Rotations and
Translations.
381. Property of all Motions of Rigid
Bodies,
394
Paths,
388. Combined Parallel Rotations,
395
396
. 397
398
399
389. Cylinder rolling on Cylinder-
Epitrochoids,
390. Curvature of Epitrochoids,
391.
Equal and Opposite Parallel Ro-
tations combined,
392. Rotations about Intersecting Axes
combined,
393. Rolling Cones,
394. Analogy of Rotations and Single
Forces,
395. Comparative Motions in Com- pound Rotations,
SECTION 4.- Varied Rotation.
. 406
396. Variation of Angular Velocity, . 406
397. Change of the Axis of Rotation, 407
398. Components of Varied Rotation, 407
CHAPTER III.-MOTIONS OF PLIABLE BODIES, AND OF FLUIDS.
SECTION 1.-Motions of Flexible Cords. 413. General Differential Equations of
399. Division of the Subject,
CONTENTS.
PART IV. THEORY OF MECHANISM.
CHAPTER I.-DEFINITIONS AND GENERAL PRINCIPLES.
425. Theory of Pure Mechanism defined, 421 431. Elementary Combinations in Me-
426. General Problem of Mechanism
stated,
427. Frame-Moving Pieces - Con-
nectors,
428. Bearings,
chanism,
xi
423
432. Line of Connection,
424
429. Motions of Primary Moving Pieces, 423
430. Motions of secondary Moving Pieces, 423
. 425
CHAPTER II.-ON ELEMENTARY COMBINATIONS AND TRAINS OF MECHANISM.
451. Teeth of Spur-Wheels and Racks
-General Principle,
452. Teeth described by rolling curves, 438
453. Sliding of a pair of Teeth (see
also 455, 458, 462a),
454. Arc of Contact on Pitch Lines, . 440
455. Length of a Tooth; Slidingof Teeth,440
456. Inside Gearing, .
457. Involute Teeth for Circular Wheels, 441
458. Sliding of Involute Teeth, .
459. Addendum for Involute Teeth,
460. Smallest Pinion with Involute
Teeth,
443
461. Epicycloidal Teeth-least Pinion, 444
462. Addendum for Epicycloidal Teeth, 445
462A. Sliding of Epicycloidal Teeth, 445
463. Approximate Epicycloidal Teeth, 445
464. Teeth of Wheel and Trundle,
465. Dimensions of Teeth,
466. Sang's process for Describing
Teeth.
467. Teeth of Bevel Wheels,
447
468. Teeth of Skew-Bevel Wheels, 449
469. Teeth of Non-Circular Wheels, . 449
487. Coupling of Parallel Axes,
488. Comparative Motion of Connected
Points,
489. Eccentric,
490. Length of Stroke,
491. Hooke's Universal Joint,
492. Double Hooke's Joint,
493. Click,
SECTION 5.-Reduplication of Cords.
495. Velocity-Ratio,
496. Velocity of any Ply,
497. White's Tackle,
SECTION 6.-Hydraulic Connection.
498. General Principle,
SECTION 7.-Trains of Mechanism.
502. Trains of Elementary Combina- tions,
CHAPTER III.-ON AGGREGATE COMBINATIONS.
503. General Principles,
504. Differential Windlass,
505. Compound Screws,
465
486. Dead Points,
458
459
. 460
461
462
463
464
CHAPTER III.-ROTATIONS OF RIGID BODIES.
570. Motion of a Rigid Body in General,
SECTION 1.-On Moments of Inertia, | 576.
Radii of Gyration, Moments of Devia-
tion, and Centres of Percussion.
Moments of Inertia round Pa-
rallel Axes compared,
516
577.
578.
571. Moment of Inertia Defined, 514
572. Moment of Inertia of a System
of Physical Points, .
Combined Moments of Inertia, . 517
Examples of Moments of Iner-
tia and Radii of Gyration,
517
579.
514
Moments of Inertia found by
Division and Subtraction,
519
573. Moment of Inertia of a Rigid Body,514
574. Radius of Gyration,
580.
515
575. Components of Moments of In-
581.
Centre of Percussion-Centre of
ertia,
. 515
CHAPTER IV-MOTIONS OF PLIABLE BODIES.
608. Nature of the Subject-Vibration, 552 | 612. Vibrations not Isochronous,
609. Isochronous Vibration.-Condi-
557
613. Vibrations of an Elastic Body in
tion of Isochronism,
610. Vibrations of a Mass held by a
light Spring,
553
611. Superposition of Small Motions,
555
616. Impact and Pressure; Pile-driving,564
Friction.
CHAPTER V.-MOTIONS OF FLUIDS-HYDRODYNAMICS.
617. Division of the Subject,
SECTION 1.-Motion of Liquids without | 639. Internal Fluid Friction,
620. General Dynamic Equations in
terms of Dynamic Head,
621. Law of Dynamic Head for Steady
622. Total Energy,
623. Free Surface,
624. Surface of Equal Pressure,
625. Motion in Plane Layers.
626. Contracted Vein,
627. Vertical Orifices,
628. Surfaces of Equal Head,
629. Radiating Current,
630. Free Circular Vortex,
631. Free Spiral Vortex,
632. Forced Vortex,.
570
572
. 572
573
574
and Solids.
640. Friction in an Uniform Stream
-Hydraulic Mean Depth, 586
641. Varying Stream,
. 587
642. Friction in a Pipe running full,. 588
643. Resistance of Mouthpieces, 589
644. Resistance of Curves and Knees, 589
645. Sudden Enlargement of Chan-
nel,
589
570 646. General Problem,
SECTION 4.-Flow of Gases with
590
SECTION 5.-Mutual Impulse of Fluids
648. Pressure of a Jet against a fixed
576
Surface, .
Pressure of a Jet against a moving
591
. 576
649.
593
578
650. Pressure of a Forced Vortex
PART VI.-THEORY OF MACHINES.
657. Nature and Division of the Subject,
. 609
CHAPTER I.-WORK OF MACHINES WITH UNIFORM OR PERIODIC MOTION.
610
SECTION 1.-General Principles.
658. Useful and Lost Work,
659. Useful and Prejudicial Resistance, 610
660. Efficiency,
661. Power and Effect:-Horse Power, 610
662. Driving Point:-Train:-Work-
ing Point,
672. Friction of a Sliding Piece,
673. Moment of Friction,
674. Friction of an Axle,
675. Friction of a Pivot,
676. Friction of a Collar,
677. Friction of Teeth,
670. Unguents,
613
671. Limit of Pressure between Rub-
bing Surfaces,
614
668. Reduction of Forces and Couples, 612
SECTION 2.-On the Friction of Machines. 669. Co-efficients of Friction,
612
682. Rolling Resistance of Smooth
Surfaces,
683. Resistance of Carriages on
Roads,
684. Resistance of Railway Trains,
685. Heat of Friction,
MOTIONS OF MACHINES.
689. Fluctuations of Speed,
690. Fly-Wheel,
622
623
691. Starting and Stopping-Brakes, 624
Consumption of Coal in Steam Engines, 643
Dimensions of Great Chimneys,
I. Table of the Resistance of Materials to
II. Table of the Resistance of Materials to Shearing and Distortion,
IV. Table of the Resistance of Materials to Breaking Across,
V. Comparative Table of French and British Measures,
VI. Table of Specific Gravities of Materials,
INDEX,
Steel Bridges,
655
644
Cantilever Bridge,
656
Stretching and Tearing,
658
. 660
660
661
663
. 664
667