Practical Calculations for Engineers ... |
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angle antilogs approx approximate B.Th belt boiler Calculate calorimeter cent centre coal condenser cone constant cost cubic cursor curve cylinder decimal point denote diagram diam diameter distance equal equation evaporation Example expansion feet figures fixed pointer flanges force friction ft.-lbs fuel gearing given gives horse-power hour latent heat leading screw length load log-log logarithm logarithmic scale machine mandril mantissa mean effective pressure mechanical advantage mechanical efficiency metal method momentum movable pointer multiply nett number of digits numbers of teeth obtained percentage piston plate plotted poundal proportion pulley quantity quotient radius represented revolutions per minute rope scale screw shaft shown in fig slide rule speed square inch squared paper steam engine stroke student taking temperature thermal efficiency thick tons unit v₁ valve varies velocity ratio volume wages weight wheel
Popular passages
Page 24 - Therefore all the angles of the figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Page 21 - The specific gravity of a body is defined as the ratio of its weight to the weight of an equal volume of pure water at a standard temperature. 8. "Physics Measurements
Page 266 - 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 27 - In any proportion the product of the extremes is equal to the product of the means.
Page 73 - To obtain any root of a number, divide the logarithm of the number by the index of the root : the...
Page 25 - The angles in the same segment of a circle are equal to one another.
Page 71 - If the given number is greater than 1, make the characteristic of its logarithm one less than the number of figures to the left of the decimal point in the number.
Page 25 - The angle at the centre of a circle is double the angle at the circumference on the same arc.
Page 126 - ... is equal to the ratio of the specific heats of the gas at constant pressure and constant volume.
Page 25 - ... that the square on the hypothenuse is equal to the sum of the squares on the other two sides.