# Mechanics and Heat: A Text Book for Colleges and Technical Schools

Macmillan, 1910 - Heat - 409 pages

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Page 365 - Humpty Dumpty sat on a wall: Humpty Dumpty had a great fall. All the King's horses and all the King's men Couldn't put Humpty Dumpty in his place again." "That last line is much too long for the poetry," she added, almost out loud, forgetting that Humpty Dumpty would hear her.
Page 79 - Every body continues in its state of rest or of uniform motion in a straight line, except in so far as it may be compelled by impressed forces to change that state.
Page 365 - There was a man in our town, and he was wondrous wise ; He jumped into a bramble bush, and scratched out both his eyes. And when he saw his eyes were out, with all his might and main, He jumped into another bush, and scratched them in again.
Page 131 - M, except that they must be reversible, the quantity is a function of the initial and final states of the system and is independent of the path of the process. Hence it represents a property of the system. This property is known as the "entropy".
Page 358 - All regular mechanisms of energy transport can carry heat only from a region of high temperature to a region of low temperature.
Page 346 - A, and the adjacent angular points of the squares joined, the sum of the squares of the three joining lines is equal to three times the sum of the squares of the sides of the triangle.
Page 364 - That would be a rotary engine indeed ! (d) A gas cannot pass directly from a region of low pressure to a region of high pressure, nor can a gas be transferred from a low pressure region to a high pressure region by any means without compensation.
Page 122 - FOOT-POUND, ie, the amount of work done by a constant force of one pound weight in moving a body through a distance of one foot in the direction of the force.
Page 22 - ... have the same weight if they balance each other when supported on the ends of an equal-arm balance. The determination of the weight of any given body by the platform balance depends upon the use of a set of weights, which may be combined' in such a way as to match the weight of a body.
Page 133 - Enthalpy is a state property; ie, it depends only upon the initial and final states of the system and is independent of the operations or processes undergone in moving from one state to the other. Entropy is the term used to describe the level of "disorder