Study of Steam and the Marine Engine for Young Sea Officers in H.M. Navy, the Merchant Navy, Etc: Being a Complete Initiation Into a Knowledge of Principles and Their Application to PracticeLongmans, 1862 - 179 páginas |
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Página 125
... tube ( having a sectional area of one square inch ) upon any part of the earth , sup- posing this tube to be long enough to reach up through the thickness of the atmosphere ( which is said to be about forty - five or fifty miles ) , the ...
... tube ( having a sectional area of one square inch ) upon any part of the earth , sup- posing this tube to be long enough to reach up through the thickness of the atmosphere ( which is said to be about forty - five or fifty miles ) , the ...
Página 126
... tube ( if standing upright ) would be at about thirty - four feet above the bottom of the tube . If , again , we take a similar tube , 143lbs . of mercury would fill it up to about 30 inches . The accuracy of these numbers would be ...
... tube ( if standing upright ) would be at about thirty - four feet above the bottom of the tube . If , again , we take a similar tube , 143lbs . of mercury would fill it up to about 30 inches . The accuracy of these numbers would be ...
Página 127
... tube , until the weight of the mercury thus raised in the tube counterpoises the weight of the external air pressing on the open surface of the mercury in contact with the air ; and this average height is , as before observed , about ...
... tube , until the weight of the mercury thus raised in the tube counterpoises the weight of the external air pressing on the open surface of the mercury in contact with the air ; and this average height is , as before observed , about ...
Página 130
... tubes , with open ends , which are let down in the en- gine - room , and are called " windsails . " The lightness of the heated air causes it to ascend from all parts of the en- gine - room , and favours the downward rush of colder air ...
... tubes , with open ends , which are let down in the en- gine - room , and are called " windsails . " The lightness of the heated air causes it to ascend from all parts of the en- gine - room , and favours the downward rush of colder air ...
Página 159
... tube connected with the condenser . It passes up through a metal cup of mercury , is open at the top , over which is ... tubes , since few tubes MERCURIAL GAUGE . 159 Mercurial Gauge.
... tube connected with the condenser . It passes up through a metal cup of mercury , is open at the top , over which is ... tubes , since few tubes MERCURIAL GAUGE . 159 Mercurial Gauge.
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Términos y frases comunes
abscissa algebra arithmetic atmospheric axis major base boiler calculation called centre of gravity chord circle coal condenser cosec crank cubic foot cylinder decimal diameter distance divided draw elasticity ellipse equation Euclid example feet figure force formula fulcrum half horse power hyperbola inches of mercury latent heat latus rectum length lever logarithms metal motion multiply opposite angles ordinate parabola parallel parallelogram parallelogram of forces perpendicular piston practice principles proportion quantity question radius revolutions per minute right angles right line rule of sines scale of equal screw secant ship side AC specific gravity square inch steam engine stroke student subtract Suppose tan sum tangent temperature tion trigonometry tube vacuum valve velocity vertical vulgar fractions weight وو وو
Pasajes populares
Página 28 - IF two straight lines cut one another, the vertical, or opposite, angles shall be equal.
Página 27 - The angles which one straight line makes with another upon one side of it, are either two right angles, or are together equal to two right angles.
Página 21 - A plane angle is the inclination of two lines to one " another in a plane, which meet together, but are not
Página 29 - IN a right-angled triangle, if a perpendicular be drawn from the right angle to the base, the triangles on each side of it are similar to the whole triangle, and to one another.
Página 31 - IF a side of any triangle be produced, the exterior angle is equal to the two interior and opposite angles ; and the three interior angles of every triangle are equal to two right angles.
Página 40 - The angle at the centre of a circle is double the angle at the circumference on the same arc.
Página 39 - As any one side, Is to the sine of its opposite angle ; So is any other side, To the sine of its opposite angle.
Página 29 - The greater angle of every triangle is subtended by the greater side, or has the greater side opposite to it.
Página 13 - Hence, if either of these equal products be divided by one of the mean terms the quotient will be the other.
Página 13 - ... for the second term, and the greater for the first ; and in either case multiply the second and third terms together, and divide the product by the first for the answer, which will always be of the same denomination as the third term.