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This mock test of Test: Strength of Materials Level - 1 for Mechanical Engineering helps you for every Mechanical Engineering entrance exam.
This contains 25 Multiple Choice Questions for Mechanical Engineering Test: Strength of Materials Level - 1 (mcq) to study with solutions a complete question bank.
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QUESTION: 1

Wherever some external system of forces acts on a body, it undergoes some deformation. As the body under goes some deformation, it sets up some resistance to the deformations. This resistance per unit area to deformation, is called

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QUESTION: 2

Which of the following is a proper sequence ?

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QUESTION: 3

Hooke's law holds good up to

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QUESTION: 4

The deformation of a bar under its own weight is __________ the deformation, if the same body is subjected to a direct load equal to weight of the body.

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QUESTION: 5

The elongation of a conical bar under its own weight is ......that of prismatic bar of the same length.

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QUESTION: 6

Modular ratio of the two materials is the ratio of

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QUESTION: 7

A bolt is made to pass through a tube and both of them are tightly fitted with the help of washers and nuts. If the nut is tightened, then

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QUESTION: 8

The Poisson's ratio for steel varies from

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QUESTION: 9

The Poisson's ratio for cast iron varies from

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QUESTION: 10

When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as

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QUESTION: 11

The relation between Young's modulus (E) and bulk modulus (K) is given by

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QUESTION: 12

The ratio of shear modulus to the modulus of elasticity for a Poisson's ratio of 0.4 will be

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QUESTION: 13

The relation between Young's modulus (E), shear modulus (C) and bulk modulus (K) is given by

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QUESTION: 14

When a body is subjected to a direct tensile stress (s_{x}) in one plane accompanied by a simpl shear stress (t_{xy}), the maximum shear stress is

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QUESTION: 15

The state of stress at a point in a loaded member is shown is fig. The magnitude of maximum shear stress is

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QUESTION: 16

The strain energy stored in a spring, when subjected to maximum load, without suffering permanent distortion, is known as

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QUESTION: 17

The bending equation is

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QUESTION: 18

The neutral axis of the cross-section a beam is that axis at which the bending stress is

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QUESTION: 19

When a rectangular beam is loaded transversely, the maximum tensile stress is developed on the

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**Correct Answer :- b**

**Explanation :** Maximum compressive stress in developed at the top layer. And maximum tensile stress is developed at bottom fibre due to elongation of fibre.

QUESTION: 20

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

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QUESTION: 21

Two closely -coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of spring 'A' is double that of spring 'B'. The stiffness of spring 'A' will be ....... that of spring 'B'.

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QUESTION: 22

A closely-coiled helical spring is cut into two halves. The stiffness of the resulting spring will be

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QUESTION: 23

A composite shaft consisting of two stepped portions having spring constants *k*_{1} and *k*_{2} is held between two rigid supports at the ends. Its equivalent spring constant is

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QUESTION: 24

*k*_{1} and *k*_{2} is held between two rigid supports at the ends. Its equivalent spring constant is

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QUESTION: 25

According to Euler's column theory, the crippling load for a column length (l) hinged at both ends, is

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