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Materials Science
Page 2
Questions (416)
Which of the following processes is used in order to fabricate mono-crystalline silicon?
a) The Czochralski process b) Silicon
9 answers
asked by
Anon
2,972 views
A pure copper cube has an edge length of 2.00cm. How many copper atoms does it contain? (volume of a cube = (edge length)^3;
3 answers
asked by
rachel
2,903 views
Cobalt metal is added to steel to improve its resistance to corrosion.Calculate no. of moles in a cobalt contain 5×10^20
2 answers
asked by
Tamaq
946 views
The density of solid W is 19.3 g/cm3. How many atoms are present per cubic centimeter of W?
As a solid, W adopts a body-centered
4 answers
asked by
Anonymous
5,432 views
Aluminum is melted during the recycling process.
(a) How much heat must be transferred to each kilogram of aluminum to bring it
3 answers
asked by
Heat transfer
861 views
In a design for a piece of medical apparatus, you need a material that is easily compressed when a pressure is applied to it.
Wou
4 answers
asked by
Marie
947 views
Steel will rapture if subjected to a shear stress of more that about 4.2 * 10 8 N/m2. What sideward
force is necessary to shear a
3 answers
asked by
abdul Moiz
377 views
copper has a density of 8900 kg/m3. calculate the mass of 2.8 m3 of copper in kilo grams
3 answers
asked by
Anonymous
651 views
1. what type of failure occurs when we cut paper with scissors?
2. what type of failure occurs when you spread butter on toast?
4 answers
asked by
lila
800 views
for the following composite material stressed under isostrain conditions.
The composite consists of a continuous
3 answers
asked by
syakir urgent
1,173 views
Which microscopic properties allow Kevlar and spider silk to
be so strong? A. large strongly charged atoms and forces within
3 answers
asked by
Needhelp
385 views
why must a hole be made in the aluminum lid?
1 answer
asked by
Geraldin
226 views
5. You need to put a new roof on your house. Describe how you would test possible materials for permeability. What would be the
3 answers
asked by
Josh
740 views
Elastic behavior: when loads are small how much deformation occurs? What materials deform least?
2 answers
asked by
Kris
1,078 views
Energy dispersive x-ray spectroscopy (EDX) is a commonly used characterization technique in Materials Science to determine the
3 answers
asked by
wazowski
831 views
How do you expect synthetic materials to compare to the natural resources used to make them?
3 answers
asked by
Jo
67 views
Answer the following questions by referring to the Cu-Al phase diagram shown below.
(a) What is the lowest temperature at which a
6 answers
asked by
Chemgnam Style
1,205 views
Consider a copper lattice with an excessive average of one vacancy in every 100 unit cells. What will be its density? Compare
3 answers
asked by
Bob
1,369 views
COMPOSITES AND ITS PURPOSES
3 answers
asked anonymously
51 views
Uranium hexafluoride is a solid at room temperature, but it boils at 56°C. Determine the density of uranium hexafluoride at
3 answers
asked by
Mattie
1,144 views
Which discovery would have the greatest impact on reducing the negative consequences of plastic?(1 point)
Responses the discovery
33 answers
asked by
ur buddy
109 views
Two-Dimensional materials are
11 answers
asked anonymously
59 views
How is plastic made?
Coal and natural gas are chemically broken down into small compounds that combine to form plastic. Oil and
2 answers
asked by
Alana
64 views
What must happen for a natural resource to become a synthetic material?
It needs to go through a chemical reaction. It needs to
2 answers
asked by
Alana
60 views
Plastics are considered to be
2 answers
asked by
Jo
40 views
The use of synthetic materials has pros and cons. Do you think the pros of using synthetic materials outweigh the cons? Or, do
2 answers
asked by
Daniel Park
55 views
How is plastic made?
4 answers
asked anonymously
47 views
Fatima is designing an advanced graphics card for a next-generation video game system. She needs to be able to precisely control
2 answers
asked anonymously
57 views
What must happen for a natural resource to become a synthetic material?(1 point)
Responses It needs to go through a phase change.
2 answers
asked anonymously
46 views
The use of synthetic materials has pros and cons. Do you think the pros of using synthetic materials outweigh the cons? Or, do
3 answers
asked by
00
74 views
How is plastic made?(1 point)
Responses Coal and natural gas are broken down from long chains into the smaller compounds we call
4 answers
asked by
EMILIANO
70 views
nail holding power increases with increasing moisture content in wood ?
2 answers
asked anonymously
62 views
When the copper used in making pennies became too expensive, the U.S. Mint started using zinc instead. What new problem did this
1 answer
asked anonymously
73 views
fill in the blank: Nanomaterials made up of two or more elements are known as _________ .
1 answer
asked by
Rondezy
66 views
true or false: Core shell allows for a composite to be produced materially. explain.
1 answer
asked by
Rondezy
71 views
what is a coreshell
1 answer
asked by
Rondezy
59 views
what allows for a composite to be produced materially.
1 answer
asked by
Rondezy
70 views
The use of synthetic materials has pros and cons. Do you think the pros of using synthetic materials outweigh the cons? Or, do
5 answers
asked anonymously
152 views
Do commercial paper towel brands have evidence to back up their claims that they absorb more liquid when compared with other
1 answer
asked anonymously
89 views
A student is trying to make a structure to conduct heat quickly during cold winter days which material should the student use?
3 answers
asked anonymously
67 views
What Is an Alloy?
1 answer
asked by
Aanshi Patel
60 views
An oxide layer is grown on silicon wafer by dry oxidation. The layer is coated with negative photoresist. The mask is shown in
1 answer
asked by
Anonymous
115 views
In “Stephanie Kwolek: Inventor,” what is main idea of the section titled “Stronger Than Steel”?
1 answer
asked by
Sydni
397 views
A physical property of metals is they are ductile. This means medals are…
1 answer
asked by
Taylor
185 views
how is plastic made?
your response should be at least 2-3 sentences and include the following terms: polymers, synthetic
3 answers
asked by
ww/rei
45 views
An isotropic epoxy resin (𝐸=2𝐺𝑃𝑎, 𝜈=0.3) is reinforced by unidirectional glass fibers
1 answer
asked by
Anonimus
312 views
Gallium arsenide (GaAs) is an expensive alloy used for high performance multijunction solar cells. A certain GaAs absorber layer
1 answer
asked by
Adity
390 views
An atomic force microscope cantilever, of rectangular cross section,
has a length, L of 200𝜇𝑚 a width, b of 20𝜇𝑚 and
1 answer
asked by
Alex
354 views
Which of the following processes is used in order to fabricate polysilicon?
1 answer
asked by
V Roy
403 views
FIngernails and toenails were covered with this type of precious metal
1 answer
asked by
Easton Fiorentini
264 views
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