Strength of Materials MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Strength of Materials, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Strength of Materials MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Strength of Materials mcq questions that explore various aspects of Strength of Materials problems. Each MCQ is crafted to challenge your understanding of Strength of Materials principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Strength of Materials MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Strength of Materials. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Strength of Materials knowledge to the test? Let's get started with our carefully curated MCQs!

Strength of Materials MCQs | Page 36 of 44

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Q351.
According to Euler's column theory, the crippling load of a column is given by p = ฯ€2 EI/Cl2. In the Euler's formula, the value of C for a column with one end fixed and the other end hinged, is 1/2.
Discuss
Answer: (a).True
Q352.
A tensile test is performed on a mild steel round bar. Its diameter after fracture will
Discuss
Answer: (c).decrease
Q353.
Two closely coiled helical springs 'A' and 'B' are equal in all respects but the diameter of wire of spring 'A' is double that of spring 'B' The stiffness of spring 'B' will be __________ that of spring 'A'
Discuss
Answer: (a).one-sixteenth
Q354.
When a closely-coiled helical spring of mean diameter (D) is subjected to an axial load (W), the stiffness of the spring is given by
Discuss
Answer: (d).Cdโด/8D³n
Discuss
Answer: (b).centre and loaded at the ends
Q356.
In leaf springs, the maximum bending stress developed in the plates is (where W = Load acting on the spring, l = Span of the spring, n = Number of plates, b = Width of plates, and t = Thickness of plates)
Discuss
Answer: (b).3Wl/2nbt²
Q357.
The unit of stress in S.I. units is
Discuss
Answer: (d).any one of these
Q358.
The modulus of elasticity for mild steel is approximately equal to
Discuss
Answer: (d).210 kN/mm²
Q359.
The Rankine's formula holds good for
Discuss
Answer: (c).both short and long columns
Q360.
The strain energy stored in a body due to shear stress, is (where ฯ„ = Shear stress, C = Shear modulus, and V = Volume of the body)
Discuss
Answer: (c).ฯ„²V/2C