Degarmo's Materials And Processes In Manufacturing
13th Edition
ISBN: 9781119492825
Author: Black, J. Temple, Kohser, Ronald A., Author.
Publisher: Wiley,
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 29, Problem 4RQ
What is an example of a device feature that is commonly in the lower meso-scale size range?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Q6] (20 Marks) Select the most suitable choice for the following statements: modo digi
-1A 10 af5
1 -The copper-based alloy which is responded to age hardening is
a) copper-nickel
b) aluminum bronze c) copper - beryllium d) brass besincaluy
2- Highly elastic polymers may experience elongations to greater than....
b) 500%
bromsia-P
c) 1000%. d) 1200% 15m or -2
a)100%
3- The cooling rate of quenching the steel in saltwater will be ......the cooling rate of quenching ir
c) faster than sold) none of them
a) slower than
4- Adding of
a) Cr
b) the same as
...... Will lead to stabilize the
b) Mo
10
austenite in steel.
c) Nimble avolls 1d) Sized loloin nl
5- The adjacent linear chains of crosslinked polymers are joined one to another at various positic
DIR...
by.........bonds
c) covalent noisqo gd) ionic lg 120M
6- For the ceramic with coordination number 6 the cation to anion radius ratio will be
a) Van der Waals
a) 0.155-0.225
a) linear
b) hydrogen
(b) 0.225-0.414
c) 0.414 0.732
..polymers.…
Examine
Notes: Attempt Six Questions Only.
rever necessa ,
Q1] (20 Marks) Answer with true (T) or false (F), corrects the wrong phrases, and gives sho
reasons for correct and corrected statements:
1- High chromium irons are basically grey cast irons alloyed with 12 to 30 % Cr.
yous board-19qgo orT-1
2- The drawbacks of Al- Li alloys are their high young modulus and high density.&M 0) (0
3- Vulcanized rubbers are classified under thermoplastic polymers.
4- Diamond is a stable carbon polymorph at room temperature and atmospheric pressure. (
5- The metallic ions of ceramic are called anions, and they are positively charged.
yldgiH-S
69001(6
H.W 5.4
Calculate the load that will make point A move to the left by 6mm, E-228GPa. The diameters
of the rods are as shown in fig. below.
2P-
PA
50mm
B
200mm
2P
0.9m
1.3m
Chapter 29 Solutions
Degarmo's Materials And Processes In Manufacturing
Ch. 29 - Over the latter half of the 20th century, what...Ch. 29 - What was the major motivation for developing...Ch. 29 - Prob. 3RQCh. 29 - What is an example of a device feature that is...Ch. 29 - What type of manufacturing technology dominates...Ch. 29 - Name the four categories of miniature systems...Ch. 29 - Give two differences between lab-on-a-chip and...Ch. 29 - What is a scaling law?Ch. 29 - As the primary dimensions of an object decrease,...Ch. 29 - In the design of a water heater, the mean time...
Ch. 29 - Prob. 11RQCh. 29 - Name two conventional manufacturing processes that...Ch. 29 - Prob. 13RQCh. 29 - Why does breadth of scale of a product have an...Ch. 29 - What is the most complicated, expensive, and...Ch. 29 - Name three purposes that a resist mask can play.Ch. 29 - Name four key lithography methods.Ch. 29 - Name two through-mask lithography techniques.Ch. 29 - Name two direct-write lithography techniques.Ch. 29 - List the sequence of steps involved in...Ch. 29 - Of the two major classifications of photoresists,...Ch. 29 - List four requirements of a photoresist.Ch. 29 - What limits the resolution of a photoresist?Ch. 29 - What is meant by resist sensitivity?Ch. 29 - What is one requirement that contributes to the...Ch. 29 - List the three types of exposure methods used in...Ch. 29 - Why is projection printing equipment called a...Ch. 29 - What are typical materials etched during...Ch. 29 - What is etch bias?Ch. 29 - Prob. 30RQCh. 29 - What are some possible defects that can result...Ch. 29 - What are some possible defects that can result...Ch. 29 - List and describe two properties of etchants.Ch. 29 - What is etch anisotropy dependent upon?Ch. 29 - What is the difference between wet and dry?...Ch. 29 - What is dry etching?Ch. 29 - What are the three main categories of dry etching...Ch. 29 - What is the difference between plasma etching and...Ch. 29 - What is deep reactive ion etching?Ch. 29 - What is a benefit of using UV lasers to machine...Ch. 29 - Which type of non-lithographic micromachining...Ch. 29 - What are thin films?Ch. 29 - A) What is the difference between solution...Ch. 29 - What are the two broad categories of vapor...Ch. 29 - List two different types of physical vapor...Ch. 29 - List two advantages of sputtering over...Ch. 29 - What is meant by step coverage with regards to...Ch. 29 - Why is step coverage important?Ch. 29 - Prob. 49RQCh. 29 - What does gettering mean in relation to wafer...Ch. 29 - How are undesirable gas-phase reactions controlled...Ch. 29 - What is the key difference in the reactor designs...Ch. 29 - What are the two types of LPCVD reactor designs?...Ch. 29 - In metallization, what is the difference between a...Ch. 29 - What is the advantage of using plasma-enhanced on...Ch. 29 - A) What is epitaxy? B) is it important for...Ch. 29 - Name four techniques for solution deposition onto...Ch. 29 - Name four roll-to-roll processing techniques for...Ch. 29 - What is a semiconductor?Ch. 29 - Name three common semiconductor materials.Ch. 29 - Give three reasons why silicon is the most popular...Ch. 29 - Prob. 62RQCh. 29 - What is a silicon boule?Ch. 29 - Prob. 64RQCh. 29 - What are some geometric concerns involved with...Ch. 29 - What is meant by the term doping?Ch. 29 - What is the difference between n�type and...Ch. 29 - Name three methods for doping a silicon wafer.Ch. 29 - Prob. 69RQCh. 29 - Prob. 70RQCh. 29 - Prob. 71RQCh. 29 - Why are rapid thermal processing technologies...Ch. 29 - What are two ways in which silicon dioxide is...Ch. 29 - Give two reasons why wet oxidation is better...Ch. 29 - What is a p�n junction? \What can it be used...Ch. 29 - Prob. 76RQCh. 29 - Assuming an n�doped substrate is clean, list the...Ch. 29 - What is planarization and why is it needed?Ch. 29 - What is meant by the term ULSI?Ch. 29 - In general, what technological breakthroughs were...Ch. 29 - What drives the increase in component density and...Ch. 29 - Why are clean rooms so important to...Ch. 29 - What is the advantage of electron microscopy over...Ch. 29 - What is the collective advantage of...Ch. 29 - Why do samples analyzed in an electron microscopes...Ch. 29 - What are two differences between a scanning...Ch. 29 - What is important about a dual�beam focused ion...Ch. 29 - Why is white light normally preferred for...Ch. 29 - What is one advantage of an atomic force...Ch. 29 - What is the breadth of scale of an automotive...Ch. 29 - What is the breadth of scale of a computer...Ch. 29 - Which has a larger breadth of scale, the...Ch. 29 - Prob. 4PCh. 29 - A piece of silicon has an integrated resistor...Ch. 29 - Based on what you learned in problem #5, which...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- d₁ = = Two solid cylindrical road AB and BC are welded together at B and loaded as shown. Knowing that 30mm (for AB) and d₂ 50mm (for BC), find the average normal stress in each road and the total deformation of road AB and BC. E=220GPa H.W 5.3 60kN A For the previous example calculate the value of force P so that the point A will not move, and what is the total length of road AB at that force? P◄ A 125kN 125kN 0.9m 125kN 125kN 0.9m B B 1.3m 1.3marrow_forwardClass: B Calculate the load that will make point A move to the left by 6mm, E-228GPa The cross sections of the rods are as shown in fig. below. 183 P- Solution 1.418mm 200mm 80mm 3P- 18.3 A 080mm B 200mm 3P- 0.9m إعدادات العرض 1.3m 4.061mmarrow_forwardH.W6 Determine the largest weight W that can be supported by two wires shown in Fig. P109. The stress in either wire is not to exceed 30 ksi. The cross- sectional areas of wires AB and AC are 0.4 in2 and 0.5 in2, respectively. 50° 30° Warrow_forward
- Find equation of motion and natural frequency for the system shown in fig. by energy method. H.W2// For the system Fig below find 1-F.B.D 2-Eq.of motion 8wn 4-0 (5) m. Jo marrow_forward2. Read the following Vernier caliper measurements. (The scales have been enlarged for easier reading.) The Vernier caliper is calibrated in metric units. (a) 0 1 2 3 4 5 سلسلسله (b) 1 2 3 4 5 6 سلسل (c) 1 23456 (d) 1 2 3 4 5 6 سلسلسarrow_forwardExplain why on the interval 0<x<1000 mm and 1000<x<2000mm, Mt is equal to positive 160 Nm, but at x= 0mm and x=1000mm Mt is equal to -160 Nm (negative value!). What is the reason for the sign change of Mt?arrow_forward
- 20 3. 2-233 2520 Тр Gears 1079 A pair of helical gears consist of a 20 teeth pinion meshing with a 100 teeth gear. The pinion rotates at Ta 720 r.p.m. The normal pressure angle is 20° while the helix angle is 25°. The face width is 40 mm and the normal module is 4 mm. The pinion as well as gear are made of steel having ultimate strength of 600 MPa and heat treated to a surface hardness of 300 B.H.N. The service factor and factor of safety are 1.5 and 2 respectively. Assume that the velocity factor accounts for the dynamic load and calculate the power transmitting capacity of the gears. [Ans. 8.6 kWarrow_forward4. A single stage helical gear reducer is to receive power from a 1440 r.p.m., 25 kW induction motor. The gear tooth profile is involute full depth with 20° normal pressure angle. The helix angle is 23°, number of teeth on pinion is 20 and the gear ratio is 3. Both the gears are made of steel with allowable beam stress of 90 MPa and hardness 250 B.H.N. (a) Design the gears for 20% overload carrying capacity from standpoint of bending strength and wear, (b) If the incremental dynamic load of 8 kN is estimated in tangential plane, what will be the safe power transmitted by the pair at the same speed?arrow_forwardDetermine the stress in each section of the bar shown in Fig. when subjected to an axial tensile load shown in Fig. The central section is 30 mm hollow square cross- section; the other portions are of circular section, their diameters being indicated What will be the total deformation of the bar? For the bar material E = 210GPa. 20mi О 30mm 30mmm 2.6 15mm 30kN 1 2 10kN - 20kN 3 -329 91mm 100mm 371mmarrow_forward
- Calculate the load that will make point A move to the left by 6mm, E=228GPa. The diameters of the rods are as shown in fig. below. 2P- PA 80mm B 200mm 2P 0.9m 1.3m.arrow_forwardIf the rods are made from a square section with the dimension as shown. Calculate the load that will make point A move to the left by 6mm, E=228GPa. 2P- P A 80mm B 200mm 2P 0.9m 1.3marrow_forward3. 9. 10. The centrifugal tension in belts (a) increases power transmitted (b) decreases power transmitted (c) have no effect on the power transmitted (d) increases power transmitted upto a certain speed and then decreases When the belt is stationary, it is subjected to some tension, known as initial tension. The value of this tension is equal to the (a) tension in the tight side of the belt (b) tension in the slack side of the belt (c) sum of the tensions in the tight side and slack side of the belt (d) average tension of the tight side and slack side of the belt The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (d) is given by 60° (a) p=d sin (c) p=d sin (120° T where T Number of teeth on the sprocket. 90° (b) p=d sin T 180° (d) p=d sin Tarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Electrical Transformers and Rotating MachinesMechanical EngineeringISBN:9781305494817Author:Stephen L. HermanPublisher:Cengage Learning
Understanding Motor ControlsMechanical EngineeringISBN:9781337798686Author:Stephen L. HermanPublisher:Delmar Cengage Learning
Electrical Transformers and Rotating Machines
Mechanical Engineering
ISBN:9781305494817
Author:Stephen L. Herman
Publisher:Cengage Learning
Understanding Motor Controls
Mechanical Engineering
ISBN:9781337798686
Author:Stephen L. Herman
Publisher:Delmar Cengage Learning
Material Properties 101; Author: Real Engineering;https://www.youtube.com/watch?v=BHZALtqAjeM;License: Standard YouTube License, CC-BY