Essential Mathematics for Skilled WorkersJ. Wiley & Sons, Incorporated, 1942 - 293 σελίδες |
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Σελίδα 72
... give to the result the common sign . 2. To add two numbers of opposite signs , subtract the smaller from the larger and give to the result the sign of the larger . NOTE : 1. The ( + ) ( positive ) and ( − ) ( negative ) signs have a ...
... give to the result the common sign . 2. To add two numbers of opposite signs , subtract the smaller from the larger and give to the result the sign of the larger . NOTE : 1. The ( + ) ( positive ) and ( − ) ( negative ) signs have a ...
Σελίδα 104
... give a tip speed of 550 m.p.h. ? 12. How many revolutions per minute would a 29 - in . automobile wheel have to turn to give a rim speed equal to 45 mi . per hr . ? 13. A 30 - in . pulley runs at 250 r.p.m. Find the rim speed . 14. The ...
... give a tip speed of 550 m.p.h. ? 12. How many revolutions per minute would a 29 - in . automobile wheel have to turn to give a rim speed equal to 45 mi . per hr . ? 13. A 30 - in . pulley runs at 250 r.p.m. Find the rim speed . 14. The ...
Σελίδα 142
... give a cutting speed of 45 ft . per min . to the following stock : DIAMETER OF STOCK ( in inches ) R.P.M. +421 ∞ + i 1 . 23 2 . 3 . 21 211 4 . EXERCISE 93 1. Make a table of diameters and revolutions per minute as on page 140 for a ...
... give a cutting speed of 45 ft . per min . to the following stock : DIAMETER OF STOCK ( in inches ) R.P.M. +421 ∞ + i 1 . 23 2 . 3 . 21 211 4 . EXERCISE 93 1. Make a table of diameters and revolutions per minute as on page 140 for a ...
Περιεχόμενα
CHAPTER PAGE | 1 |
QUADRATIC EQUATIONS | 121 |
SIMULTANEOUS EQUATIONS | 132 |
Πνευματικά δικαιώματα | |
8 άλλες ενότητες δεν εμφανίζονται
Άλλες εκδόσεις - Προβολή όλων
Essential Mathematics for Skilled Workers Harry Morton Keal,Clarence J. Leonard Προβολή αποσπασμάτων - 1942 |
Essential Mathematics for Skilled Workers Harry Morton Keal,Clarence J. Leonard Προβολή αποσπασμάτων - 1942 |
Συχνά εμφανιζόμενοι όροι και φράσεις
base bisector cent chord circle Common Logarithms cone cosine crossmark cubic inches cutting speed decimal point Develop a formula Diam dimensions divided division divisor Draw equal sides Evaluate the formula Example EXERCISE exponent feet figure Find the angle Find the area Find the diameter Find the number Find the ratio Find the revolutions Find the sides Find the volume Find the weight following numbers fraction gage blocks gallon gear hexagon horsepower hypotenuse isosceles triangle law of tangents length logarithm mantissa measured miles monomial multiply number of places parallelogram perimeter perpendicular pitch polynomial prism pulley quadratic equation r.p.m. Find radius rectangle revolutions per minute rhombus right triangle rim speed scale sine sine bar slide rule Solution Solve and check square root subtract tabular difference tangent taper thousandths Threads per inch triangle of Fig trinomial square unknown