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altitude amperes armature base beam brass British thermal units candle power cent centimeters Check chord circle circuit circular mils Construct a curve Construct a graph copper loss copper wire cube cubic curve to show cylinder decimal diagonal diameter dimensions distance draw dynamo electrical efficiency electromotive force equal equation Exercise Find the angles Find the area Find the number Find the radius Find the side Find the value foot fulcrum given graph to show heat horse power hypotenuse inscribed lamp lever load logarithm mantissa mean effective pressure Measure meter stick minute multiple number of degrees ohms parallel perimeter pounds pressure PROBLEMS ratio rectangle rectangular revolutions per minute rhombus right triangle scale segment Solution specific gravity squared paper straight line surface tangent temperature total resistance varies vertex vertical volts volume watts zinc
Page 18 - Indicated horsepower (i.hp.) = oo,UUU where P = mean effective pressure in pounds per square inch. L = length of stroke in feet. A = area of piston in square inches. n = number of strokes per minute (rpm X 2).
Page 146 - In any triangle the square of any side is equal to the sum of the squares of the other two sides minus twice the product of these two sides and the cosine of their included angle.
Page 42 - C.) to the weight of an equal volume of distilled water at the same temperature, both weights being corrected for the buoyancy of air.
Page 124 - The logarithm of a quotient is equal to the logarithm of the dividend minus the logarithm of the divisor.
Page 124 - The logarithm of a product is equal to the sum of the logarithms of its factors.
Page 167 - It has been found by experiment that the weight of a body varies inversely as the square of its distance from the center of the earth. If a...
Page 168 - The pressure of wind on a plane surface varies jointly as the area of the surface, and the square of the wind's velocity. The pressure on a square foot is 1 Ib.
Page 171 - According to Boyle's law, the volume of a gas varies inversely as the pressure affecting it so long as the temperature remains constant; consequently in doubling or trebling the pressure the volume becomes one-half or onethird respectively. According to Charles...