# A Mechanical Text-book: Or, Introduction to the Study of Mechanics and Engineering

C. Griffin, 1873 - Mechanical engineering - 312 pages

### What people are saying -Write a review

We haven't found any reviews in the usual places.

### Popular passages

Page 330 - SCOTT (Rev. Thomas) : A COMMENTARY ON THE BIBLE; containing the Old and New Testaments according to the Authorised Version, with Practical Observations, copious Marginal References, Indices, &c. In 3 vols., royal 410. Cloth, 63/- New Edition. TIMES (John, FSA, Author of "Things not Generally Known," &c.) : THOUGHTS FOR TIMES & SEASONS.
Page 4 - Suppose a* =n, then x is called the logarithm of n to the böge a ; thus the logarithm of a number to a given base is the index of the power to which the base must be raised to be equal to the number. The- logarithm of n to the base a is written Iog0 n ; thus log„ii = a; expresses the same relation, as a* = n.
Page 330 - Sidereal Heavens, And other Subjects connected with Astronomy, as illustrative of the Character of the Deity, and of an Infinity of Worlds With Engravings.
Page 313 - Biblical Cyclopaedia; or, Dictionary of Eastern Antiquities, Geography, Natural History, Sacred Annals and Biography, Theology, and Biblical Literature, Illustrative of the Old and New Testaments.
Page 323 - FINDEN'S FINE ART WORKS. BEAUTIES OF MOORE; being a Series of Portraits of his principal Female Characters, from Paintings by eminent Artists, engraved in the highest style of Art by EDWARD FINDEN, with a Memoir of the Poet, and descriptive letter-press.
Page 239 - The Efficiency of a machine is a fraction expressing the ratio of the useful work to the whole work performed, which is equal to the energy expended. The limit to the efficiency of a machine is unity, denoting the efficiency of a perfect machine in which no work is lost. The object of improvements in machines is to bring their efficiency as near to unity as possible.
Page 16 - To find the area of a trapezoid. RULE. Multiply half the sum of the two parallel sides "by the perpendicular distance between them : the product will be the area.
Page 312 - ANSTED (Prof., MA, FRS) : NATURAL HISTORY OF THE INANIMATE CREATION, recorded in the Structure of the Earth, the Plants of the Field, and the Atmospheric Phenomena. With numerous Illustrations. Large post 8vo.
Page 117 - The tendency of a couple is to turn the body to which it is applied in the plane of the couple — that is, the plane which contains the lines of action of the two forces. (The...
Page 313 - This elegant and interesting -Memoir... The newest, prettiest, and most readable sketch of the immortal Master of Music.