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A thin walled pressure vessel made of aluminium alloy, 250 mm diameter and 4 mm thick is subjected to an internal pressure of 2.5 N/mm2. Strain gauges mounted on the surface of vessel in circumferential and axial directions give readings of 932 μs and 190 μs respectively, under full pressure, The young’s modulus of the aluminium alloy is _________Gpa
 
  • a)
    69.0
  • b)
    71.0
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
A thin walled pressure vessel made of aluminium alloy, 250 mm diameter...
P = 2.5 N/mm2
d = 250 mm t = 4 mm εc ,
Circumferential stress
=
εa , axial strain =
= 190 × 10−6 ⋯ ②
Dividing equation ① by equation ②
= 4.905
or 2 − ν = 4.905 − 9.81 ν 8.81 ν = 2.905
Poisson’s ratio, ν =
From equation ①
E =
= 69994 N/mm2 = 69.99 GPa
Question_Type: 5
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A thin walled pressure vessel made of aluminium alloy, 250 mm diameter and 4 mm thick is subjected to an internal pressure of 2.5 N/mm2. Strain gauges mounted on the surface of vessel in circumferential and axial directions give readings of 932 μs and 190 μs respectively, under full pressure, The young’s modulus of the aluminium alloy is _________Gpaa)69.0b)71.0Correct answer is option 'A'. Can you explain this answer?
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A thin walled pressure vessel made of aluminium alloy, 250 mm diameter and 4 mm thick is subjected to an internal pressure of 2.5 N/mm2. Strain gauges mounted on the surface of vessel in circumferential and axial directions give readings of 932 μs and 190 μs respectively, under full pressure, The young’s modulus of the aluminium alloy is _________Gpaa)69.0b)71.0Correct answer is option 'A'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about A thin walled pressure vessel made of aluminium alloy, 250 mm diameter and 4 mm thick is subjected to an internal pressure of 2.5 N/mm2. Strain gauges mounted on the surface of vessel in circumferential and axial directions give readings of 932 μs and 190 μs respectively, under full pressure, The young’s modulus of the aluminium alloy is _________Gpaa)69.0b)71.0Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A thin walled pressure vessel made of aluminium alloy, 250 mm diameter and 4 mm thick is subjected to an internal pressure of 2.5 N/mm2. Strain gauges mounted on the surface of vessel in circumferential and axial directions give readings of 932 μs and 190 μs respectively, under full pressure, The young’s modulus of the aluminium alloy is _________Gpaa)69.0b)71.0Correct answer is option 'A'. Can you explain this answer?.
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