The elements of natural philosophy : copiously illustrated by familiar experiments and containing descriptions of instruments, with directions for using : designed for the use of schools and academies (1856)
Sprague, A. W. (Alfred White), 1821-1891 · Boston : Phillips, Sampson & Company · leaf 137
7), at the other. In order to prevent irregu- How did he remedy the cooling of the cylinder by the entry of cold air asthe piston descended ? What was Watts third improvement in reference tothe steam-engine ? What amount of fuel was saved by these improvements ?Point out the parts, and explain the… … Upon the boiler is placed a steam-valve for.the escape of thesteam A\hen the boiler is overcharged, the pressure of which isregulated by the lever and weight. Owing to the accelerated motion given to the piston by thefull force of the steam acting during its whole passage throughthe cylinder, it…
Physics
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