Properties of Solids & LiquidsYoung's Modulus (NEET (NTA)National Eligibility cum Entrance Test (Medical) Physics): Questions 1  5 of 13
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Question number: 1
» Properties of Solids & Liquids » Young's Modulus
Question
If x, y, p and q represent the increase in length, the original length of the experimental wire, load applied to the wire and area of crosssection of the wire respectively then Young’s modulus of the wire is given by
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 2
» Properties of Solids & Liquids » Young's Modulus
Question
A rod of length l and area of crosssection A is heated from 0°C to 100°C. The rod is so placed that it is not allowed to increase in length, then the force developed is proportional to
Choices
Choice (4)  Response  

a.  I ^{1} 

b.  A ^{1} 

c.  A 

d.  I 

Question number: 3
» Properties of Solids & Liquids » Young's Modulus
Question
The Young’s modulus of steel is 2 × 10 ^{11} N/m ^{2} and its coefficient of linear expansion is 1.1 × 10 ^{5} per degree. The pressure to be applied to the ends of a steel cylinder to keep its length constant on raising its temperature by 80°C, will be 
Choices
Choice (4)  Response  

a.  2.2 × 10 ^{8} N/m ^{2} 

b.  5.5 × 10 ^{4} N/m ^{2} 

c.  1.8 × 10 ^{6} N/m ^{2} 

d.  1.76 × 10 ^{8 N} /m ^{2} 

Question number: 4
» Properties of Solids & Liquids » Young's Modulus
Question
For a given material, the Young’s modulus is 2.8 times that of rigidity modulus. It’s Poisson’s ratio is
Choices
Choice (4)  Response  

a.  2 

b.  0.4 

c.  1.02 

d.  0.2 

Question number: 5
» Properties of Solids & Liquids » Young's Modulus
Question
Which statements are false for a metal?
(a)
(b)
(c)
(d)
Select the correct answers and mark it according to the following codes:
Choices
Choice (4)  Response  

a.  1,2 and 3 are correct 

b.  1 and 2 are correct 

c.  2 and 4 are correct 

d.  1 and 3 are correct 
