Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133128741
Author: Serope Kalpakjian, Steven Schmid
Publisher: Prentice Hall
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Textbook Question
Chapter 35, Problem 17QLP
Why are the words “accuracy” and “precision” often incorrectly interchanged?
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Chapter 35 Solutions
Manufacturing Engineering & Technology
Ch. 35 - What is metrology?Ch. 35 - Explain how a meter is defined and measured.Ch. 35 - Explain what is meant by standards for...Ch. 35 - What is the basic difference between...Ch. 35 - What is meant by comparative length measurement?Ch. 35 - Explain how flatness is measured. What is an...Ch. 35 - Describe the principle of an optical comparator.Ch. 35 - Why have coordinate measuring machines...Ch. 35 - What is the difference between a plug gage and...Ch. 35 - What are dimensional tolerances? Why is their...
Ch. 35 - Prob. 11RQCh. 35 - Explain the difference between tolerance and...Ch. 35 - What is the difference between bilateral and...Ch. 35 - How is straightness measured?Ch. 35 - When is a clearance fit desirable? An interference...Ch. 35 - What factors contribute to deviations in the...Ch. 35 - Why are the words accuracy and precision...Ch. 35 - Prob. 18QLPCh. 35 - Prob. 19QLPCh. 35 - Prob. 20QLPCh. 35 - Dimensional tolerances for nonmetallic parts...Ch. 35 - Prob. 22QLPCh. 35 - Review Fig. 35.20, and comment on the range...Ch. 35 - In the game of darts, is it better to be accurate...Ch. 35 - What are the advantages and limitations of GO...Ch. 35 - Comment on your observations regarding Fig. 35.19.Ch. 35 - What are gage blocks? Explain three methods...Ch. 35 - Why is it important to control temperature during...Ch. 35 - Describe the characteristics of electronic gages.Ch. 35 - What method would you use to measure the...Ch. 35 - Prob. 31QLPCh. 35 - Review Fig. 35.21 and give reasons that there is a...Ch. 35 - Assume that a steel rule expands by 0.07% due to...Ch. 35 - If the same steel rule as in Problem 35.33 is used...Ch. 35 - A shaft must meet a design requirement of being at...Ch. 35 - Describe your thoughts on the merits and...Ch. 35 - Take an ordinary vernier micrometer (see Fig....Ch. 35 - Obtain a digital micrometer and a steel ball of,...Ch. 35 - Prob. 41SDPCh. 35 - Prob. 42SDPCh. 35 - Inspect various parts and components in...Ch. 35 - Prob. 45SDPCh. 35 - Prob. 46SDPCh. 35 - Prob. 47SDPCh. 35 - Conduct an Internet search, and make a list of...Ch. 35 - Prob. 49SDP
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- What part provides the most manufacturing tolerance and is easiest to work with, part 1 or part 2? Explain why.arrow_forwardName some mechanical testing methods?arrow_forwardIf you were manufacturing a component with a minimum thickness of 1mm and a tolerance of 0.1mm (or better) which method may be appropriate to achieve this?arrow_forward
- What is notch sensitivity?arrow_forwardExplain Precision & Accuracy with the help of industrial applications.arrow_forwardQ1. (Unit 4) The tensile strength of a metal part is normally distributed with mean 40 lb and standard deviation 8 lb. If 50,000 parts are produced, a) how many would fail to meet a minimum specification limit of 34 lb tensile strength? b) How many would have a tensile strength in excess of 48 lb?arrow_forward
- Which order arranges the following manufacturing processes from the least precise to the most precise tolerance limits?POSSIBLE ANSWERS1 . Turning, grinding, casting2 . Casting, turning, grinding3 . Casting. grinding, turning4 . Turning, casting, grindingarrow_forwardExamples Q1. Find out the index movement required to mill a hexagonal Bolt by direct indexing. The rapid index plate has 24 holes and simple index plate has 40.arrow_forwardWould a flatness tolerance of .010 for the part in the drawing below be appropriate? Yes O No 3.000 1.000 XXX = +.005 ANGLES ± 1°arrow_forward
- Tooling Design ☐ Device need to be placed by Pick and place with accuracy of +/- 50um into nest. • Device size = 1.0 xo.8xo.6mm (Tolerance = +/-0.05mm all sides) 0.8 mm Y mm Z mm Y= Z= _mm, Explain mm, Explainarrow_forwardOn what produced part below, show a simple sketch on how the flatness on the part may be verified and how the resultant flatness tolerance zone is defined. Please refer to attached image.arrow_forwardProblem 1: Find the average, and average deviation for the following data on the length of a pen, L. We have 5 measurements, (12.2, 12.5, 11.9,12.3, 12.2) cm. Problem 2: Find the average and the average deviation of the following measurements of a mass. (4.32, 4.35, 4.31, 4.36, 4.37, 4.34) grams.arrow_forward
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