Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133128741
Author: Serope Kalpakjian, Steven Schmid
Publisher: Prentice Hall
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Chapter 35, Problem 25QLP
What are the advantages and limitations of GO and NOT GO gages?
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An aluminum rod of length L
=
1m has mass density p = 2700 kg and
Young's modulus E = 70 GPa. The rod is fixed at both ends. The exact
natural eigenfrequencies of the rod are wexact
E
=
√
ρ
for n=1,2,3,. . . .
1. What is the minimum number of linear elements necessary to
determine the fundamental frequency w₁ of the system? Discretize
the rod in that many elements of equal length, assemble the global
system of equations KU = w² MU, and find the fundamental
frequency w₁. Compute the relative error e₁ = (w1 - wexact) /w exact
Sketch the fundamental mode of vibration.
2. Use COMSOL to solve the same problem. Show the steps necessary
to find the fundamental frequency and mode of the rod. What is the
relative error using linear elements and a normal mesh?
A ball with a mass of 5.0 kg is hanging from a string and is initially at rest.
A bullet with a mass of 10.0 g and a velocity of 200.0 m/s is fired at the ball.
The bullet embeds itself inside the ball.
How high (h) do the ball and the bullet rise?
Gravitational acceleration: g=9.81g = 9.81g=9.81 m/s².
Don't use chatgpt.
Need handwritten solution.
Mechanical engineering
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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