Practical Problems in Mathematics for Electricians

by Herman,Stephen L.

• ISBN13: 9780766838970
• ISBN10: 0766838978
• Format: Paperback
• Copyright: 2001-10-16
• Publisher: Cengage Learning

Summary

The Practical Problems in Mathematics series offers trainees of specific trades the opportunity to practice math principles in problems designed for each area of interest. Practical Problems in Mathematics for Electricians, 6th Edition contains 44 instructional units featuring updated material and the addition of new problems and examples related to electricity. The book offers an excellent opportunity to test and develop problem-solving skills, while at the same time providing a valuable review of electrical terminology.

Author Biography

Stephen L. Herman has been both a teacher for industrial electricity and an industrial electrician for many years. He has worked as a maintenance electrician and as a class "A" electrician. Presently he is an instructor of industrial electricity at Lee College in Baytown, Texas

Table of Contents

Preface	vii
To The Student	ix
SECTION 1 WHOLE NUMBERS	1	(21)
Addition of Whole Numbers	1	(4)
Subtraction of Whole Numbers	5	(5)
Multiplication of Whole Numbers	10	(4)
Division of Whole Numbers	14	(4)
Combined Operations with Whole Numbers	18	(4)
SECTION 2 COMMON FRACTIONS	22	(20)
Addition of Common Fractions	22	(6)
Subtraction of Common Fractions	28	(4)
Multiplication of Common Fractions	32	(4)
Division of Common Fractions	36	(3)
Combined Operation with Common Fractions	39	(3)
SECTION 3 DECIMAL FRACTIONS	42	(20)
Addition of Decimal Fractions	42	(4)
Subtraction of Decimal Fractions	46	(3)
Multiplication of Decimal Fractions	49	(3)
Division of Decimal Fractions	52	(3)
Decimal and Common Fraction Equivalents	55	(4)
Combined Operations with Decimal Fractions	59	(3)
SECTION 4 PERCENTS, AVERAGES, AND ESTIMATES	62	(15)
Percent and Percentage	62	(4)
Interest	66	(3)
Discount	69	(3)
Averages and Estimates	72	(3)
Combined Problems on Percents, Averages, and Estimates	75	(2)
SECTION 5 POWERS AND ROOTS	77	(15)
Powers	77	(3)
Roots	80	(5)
Combined Operations with Powers and Roots	85	(2)
Metric Measure and Scientific Notation	87	(5)
SECTION 6 MEASURE	92	(21)
Length Measure	92	(5)
Area Measure	97	(6)
Volume and Mass Measure	103	(5)
Energy and Temperature Measure	108	(3)
Combined Problems on Measure	111	(2)
SECTION 7 RATIO AND PROPORTION	113	(7)
Ratio	113	(2)
Proportion	115	(3)
Combined Operations with Ratio and Proportion	118	(2)
SECTION 8 FORMULAS	120	(29)
Representation in Formulas	120	(4)
Rearrangement in Formulas	124	(3)
General Simple Formulas	127	(10)
Ohm's Law Formulas	137	(6)
Power Formulas	143	(3)
Combined Problems on Formulas	146	(3)
SECTION 9 TRIGONOMETRY	149	(26)
Right Triangles	149	(4)
Trigonometric Functions	153	(8)
Plane Vectors	161	(7)
Rotating Vectors	168	(4)
Combined Problems in Trigonometry	172	(3)
Appendix	175	(8)
Glossary	183	(3)
Answers to Odd-Numbered Problems	186