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WorksheetsWrought alloys-Clinical application
Total questions: 18
Worksheet time: 4mins
Name
Class
Date
1.
Which alloy is used for orthodontic wire?
a)
Stainless Steel
b)
Nickel Chromium
c)
Nickel Titanium
d)
Gold
e)
Silver
2.
What is the process used to reduce the susceptibility of Stainless Steel to corrosion?
a)
Annealing
b)
Polishing
c)
Sensitization
d)
Sandblasting
e)
Passivation
3.
What is the effect of sensitization on Stainless Steel?
a)
Increase in strength
b)
Increase in corrosion resistance
c)
Decrease in corrosion resistance
d)
No effect
e)
Increase in ductility
4.
Which alloy is used for root canal instruments?
a)
Stainless steel
b)
Nickel Chromium
c)
Nickel Titanium
d)
Gold
e)
Silver
5.
What is the process used to reduce the susceptibility of Stainless Steel to corrosion
a)
Annealing
b)
Polishing
c)
Sensitization
d)
Sandblasting
e)
Passivation
6.
What is the effect of sensitization on Stainless Steel?
a)
Increase in strength
b)
Increase in corrosion resistance
c)
decrease in corrosion resistance
d)
No effect
e)
Increase in ductility
7.
Why is nickel titanium alloy used for surgical instruments?
a)
Shape memory
b)
Super elasticity
c)
High corrosion resistance
d)
High ductility
e)
High strength
8.
How does shape memory alloy work?
a)
By changing shape in response to temperature change
b)
By changing shape in response to pressure change
c)
By changing shape in response to magnetic field
d)
y changing shape in response to light
e)
y changing shape in response to sound
9.
What are the benefits of super elasticity?
a)
High strength
b)
High corrosion resistance
c)
High ductility
d)
High shape memory
e)
High flexibility
10.
Which alloy is best suited for making surgical instruments that need to be bent and shaped multiple times?
a)
Stainless Steel
b)
Nickel Chromium
c)
Nickel Titanium
d)
Gold
e)
Silver
11.
Which alloy is best suited for making orthodontic wire that needs to be super elastic?
a)
Stainless Steel
b)
Nickel Chromium
c)
Nickel Titanium
d)
Gold
e)
Silver
12.
Which alloy is best suited for making root canal instruments that need to be sterilized multiple times?
a)
Stainless Steel
b)
Nickel Chromium
c)
Nickel Titanium
d)
Gold
e)
Silver
13.
What is the main advantage of using nickel titanium alloy over other alloys for orthodontic wire?
a)
High Corrosion Resistance
b)
High ductility
c)
High strength
d)
Super elasticity
e)
Shape memory
14.
What are the potential disadvantages of using nickel titanium alloy for surgical instruments?
a)
High cost
b)
Low corrosion resistance
c)
Low ductility
d)
Low shape memory
e)
Super elasticty
15.
What are the main factors that need to be considered while choosing an alloy for making root canal instruments?
a)
Corrosion resistance
b)
Ductility
c)
Strength
d)
Sterlizability
e)
cost
16.
What are the potential long-term effects of using nickel-chromium alloy for orthodontic wire?
a)
High corrosion resistance
b)
High ductility
c)
High strength
d)
Super elasticity
e)
Shape memory
17.
What are the potential long-term effects of using nickel titanium alloy for surgical instruments?
a)
High corrosion resistance
b)
High ductility
c)
High strength
d)
Super elasticity
e)
Shape memory
18.
What are the potential long-term effects of using Stainless Steel alloy for root canal instruments?
a)
High corrosion resistance
b)
High ductility
c)
High strength
d)
Sterilizability
e)
Cost
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