Mathematics for Practical Men: Being a Common-place Book of Principles, Theorems, &c of Pure and Mixed Mathematics with Their ApplicationH.C. Baird, 1863 |
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Σελίδα 123
... construction it is likely to be employed . About the middle of the triangle there should be a circular orifice , as shown . in the figures ; and if a scale of equal parts be R E placed along each of the three sides , all the better ...
... construction it is likely to be employed . About the middle of the triangle there should be a circular orifice , as shown . in the figures ; and if a scale of equal parts be R E placed along each of the three sides , all the better ...
Σελίδα 125
... . Note . In this construction it is evident that F is the centre . and E G the diameter of a semicircle that passes through B ; con quently в is a right angle . PROB . 5. To divide a given line A в 18 M 2 PRACTICAL GEOMETRY . 125.
... . Note . In this construction it is evident that F is the centre . and E G the diameter of a semicircle that passes through B ; con quently в is a right angle . PROB . 5. To divide a given line A в 18 M 2 PRACTICAL GEOMETRY . 125.
Σελίδα 126
... and n , draw I B. Then , because ʼn B --- B E and D I = I F , IB is parallel to F P. Consequently , BP : BA :: IF : by construction . F : IA :: 1 : 7 , PROB . 8. To describe the circumference of a circle 126 PRACTICAL GEOMETRY .
... and n , draw I B. Then , because ʼn B --- B E and D I = I F , IB is parallel to F P. Consequently , BP : BA :: IF : by construction . F : IA :: 1 : 7 , PROB . 8. To describe the circumference of a circle 126 PRACTICAL GEOMETRY .
Σελίδα 149
... Construction . - Draw the given triangle A B C from any con- venient scale . From the point A draw a line AD to make with A B an angle equal to 22 ° 30 ' , and from в a line в D to make an angle DBA = 33 ° 45 ' . Let a circle be ...
... Construction . - Draw the given triangle A B C from any con- venient scale . From the point A draw a line AD to make with A B an angle equal to 22 ° 30 ' , and from в a line в D to make an angle DBA = 33 ° 45 ' . Let a circle be ...
Σελίδα 150
... construction and computation would be the same ; and the modification in the process very obvious . II . Determination of Heights and Distances by approxi- mate Mechanical Methods . 1. For Heights . 1. By shadows , when the sun shines ...
... construction and computation would be the same ; and the modification in the process very obvious . II . Determination of Heights and Distances by approxi- mate Mechanical Methods . 1. For Heights . 1. By shadows , when the sun shines ...
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Άλλες εκδόσεις - Προβολή όλων
Mathematics for Practical Men: Being a Common-Place Book of Principles ... Olinthus Gregory Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
arch avoirdupois axis axle balance balance spring base body boiler bridge canal catenary centre of gravity circle circumference column condenser cord cube cubic cubic foot curve cycloid cylinder depth diameter direction distance ditto divided draw drawn effect elastic force ellipse engine equal equation feet figure fluid foot friction frustrum given Hence horizontal horse hour hyperbola isometrical length lever load London Bridge machine means measure mercury miles miles per hour motion move multiply nearly oscillation parabola parallel parallelogram pendulum perpendicular pipe piston plane pounds pressure produced proportion pulley pump quantity radius ratio right angles right line sails secant side sine specific gravity square inch steam Suppose surface tangent tion triangle tube valve velocity vertex vertical vessel vibration Vulgar Fractions weight wheel whole
Δημοφιλή αποσπάσματα
Σελίδα 15 - Mile {1 Degree of a Great Circle of the Earth An Inch is the smallest lineal measure to which a name is given, but subdivisions are used for many purposes. Among mechanics the Inch is commonly divided into eighths. By the officers of the revenue, and by scientific persons, it is divided into tenths, hundredths, &c.