 | William Marrat - Mechanics - 1810 - 512 pages
...fraction -Tp-j, and we shall have P<P the accelerating force /=prfl+Wft. CENTRE OF PERCUSSION. 698. DC/'. The centre of percussion is that point in a body revolving about an axis, at which if it strike against aa mimoveable obstacle, all its motion will be destroyed, or ft •will incline neither... | |
 | Olinthus Gregory - Mechanical engineering - 1826 - 604 pages
...investigation, being long, is omitted here, in order to make room for more useful matter. 317. DEF. The centre of percussion is that point in a body revolving...at which, if it struck an immovable obstacle, all its motion would be destroyed, or it would not incline either way : so that if at the instant of the... | |
 | William Grier - Mechanical engineering - 1832 - 366 pages
...struck, the band will receive no shock — this point is called the centre of percussion, and is usually defined thus : The centre of percussion is that point...revolving about an axis, at which, if it struck an iinmoreable obstacle, all the motion of the body would be destroyed, so that it would incline neither... | |
 | William Grier - Mechanical engineering - 1836 - 380 pages
...struck, the hand will receive no shock — this point is called the centre of Percussion, and is usually defined thus : The centre of percussion is that point...that it would incline neither way after the stroke. 11. The distance of the centre of percussion from the axis of motion, is the same as the distance of... | |
 | William Grier - Mechanical engineering - 1836 - 384 pages
...struck, the hand will receive no shock — this point is called the centre of Percussion, and is usually defined thus : The centre of percussion is that point...that it would incline neither way after the stroke. 11. The distance of the centre of percussion from the axis of motion, is the same as the distance of... | |
 | William Grier - Mechanical engineering - 1839 - 324 pages
...the hand will receive no shock. This point is called the centre of Perctission, and is usually denned thus : — The centre of percussion is that point...it struck an immovable obstacle, all the motion of the-body would be destroyed, so that it would incline neither way after the stroke. 11. The distance... | |
 | William Grier - Mechanical engineering - 1842 - 320 pages
...struck, the hand will receive no shock. This point is called the centre of Percussion, and is usually defined thus :—The centre of percussion is that...that it would incline neither way after the stroke. 11. The distance of the centre of percussion from the axis of motion, is the same as the distance of... | |
 | Olinthus Gilbert Gregory - 1848 - 572 pages
...motion. It is always farther from the point of suspension than the center of gravity. 3. The center of percussion is that point in a body revolving about...axis, at which, if it struck an immovable obstacle, the whole of its motion would be destroyed, or it would not incline either way. 4. When an oscillating... | |
 | Oliver Byrne - Engineering - 1852 - 604 pages
...radius of the base X •5477. In a paraboloid, revolving about its axis, the radius of the base x -5773. The centre of percussion is that point in a body revolving about a fixed axis, into which the whole of the force or motion is collected. It is, therefore, that point... | |
 | William Grier - Mechanical engineering - 1853 - 360 pages
...the hand will receive no shock. This point is called the centre of Percussion, and is usually denned thus : — The centre of percussion is that point...that it would incline neither way after the stroke. 11. The distance of the centre of percussion from the axis of motion, is the same as the distance of... | |
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The distance of the centre of percussion from the axis of motion, is the same as the distance of the centre of oscillation from the centre of suspension ; and the same rules serve for both centres. 
