Users Also Read

MCQ's Search Engine

Electrical Engineering

Mechanical Engineering

Civil Engineering

Automobile Engineering

Chemical Engineering

Computer Engineering

Electronics Engineering

Medical Science Engg

Q1. | When a steel rod is pulled from opposite ends the stress developed will be |

A. | Compressive stress [Wrong Answer] |

B. | Shear stress [Wrong Answer] |

C. | Bending, stress [Wrong Answer] |

D. | Tensile stress [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ The ratio of linear stress to the linear strain is called

Modulus of rigidity

Modulus of elasticity

Bulk modulus

Poisson's ratio

⇒ Which of the following has the highest value of Poisson' ratio

Rubber

Steel

Aluminium

Copper

⇒ The deformation per unit length is called

Tensile stress

Compressive stress

Shear stress

Strain

⇒ The shear force on a beam

Causes linear transverse development

Causes separation of fibres

Causes rupture in the beam section

Results in rotation of the planes

⇒ If a rectangular beam measuring 10 x 18 x 400 cm carries a unformly distributed load such that the bending stress developed is 100 kg/cm

^{2}. The intensity of the load per metre length, is.

240 kg

250 kg

260 kg

270 kg

⇒ A beam is said to be of uniform strength, if.

B.M. is same throughout the beam

deflection is same throughout the beam

bending stress is same throughout the beam

shear stress is same throughout the beam

⇒ A beam extending beyond the supports called

Simply supported beam

Cantilever beam

Overhanging beam

Continuous beam

⇒ Deflection in a leaf spring is more if its

strength is more

strength is less

stiffness is less

stiffness is more

⇒ A cantilever beam AB of length 1 carries a concentrated load W at its midspan C. If the free end B is supported on a rigid prop, then there is a point of contraflexure

between A and C

between C and B

one between A and C and other between C and B

nowhere in the beam

⇒ Size of fillet weld with unequal legs is equal to

smaller leg length

longer leg length

throat thickness

average of smaller and longer leg lengths

⇒ The steel used for cutting tools is known as

Mild steel

High carbon steel

Medium carbon steel

None of these

⇒ If the rivet value is 16.8 kN and force in the member is 16.3 kN, then the number of rivets required for the connection of the member to a gusset plate is

1

2

3

4

⇒ An arch may be subjected to.

shear and axial force

shear and axial force

bending moment and axial force

thrust, shear force and bending moment.

⇒ If a three hinged parabolic arch carries a uniformly distributed load on its entire span, every section of the arch resists.

compressive force

tensile force

shear force

bending moment.

⇒ The width

*b*and depth

*d*of a beam cut from a wooden cylindrical log of 100 cm diameter for maximum strength are :

b = 57.73 cm d = 81.65 cm

b = 81.65 cm d = 57.73 cm

b = 50.00 cm d = 50.00 cm

b = 40.00 cm d = 80.00 cm

⇒ Out of the following mild steel sections, the most economical section is

1-section

Circular section

Rectangular section

Channel-section

⇒ The point in a beam where the shear force chang.es sign is called the point of

Max. B. M.

Zero shear

Zero curvature

Maximum curvature

⇒ A diagram which shows the variations of the axial load for all sections of the span of a beam, is called.

bending moment diagram

shear force diagram

thrust diagram

stress diagram

⇒ A short masonry pillar is 60 cm x 60 cm in cross-section, the core of the pillar is a square whose side is.

17.32 cm

14.14 cm

20.00 cm

22.36 cm

⇒ If a steel rod of 20 mm diameter and 5 metres long elongates by 2.275 mm when subjected to an axial pull of 3000 kg, the stress developed, is.

9.5541 kg/cm2

95.541 kg/cm2

955.41 kg/cm2

9554.1 kg/cm2

⇒ A triangular section having base

*b*, height

*h*, is placed with its base horizontal. If the shear stress at a depth

*y*from top is

*q*, the maximum shear stress is.

3S/bh

4S/bh

4b/Sh

3b/bS

⇒ For a simply supported beam carrying uniformly distributed load

*W*on it entire length

*L*, the maximum bending moment is.

WL/4

WL/8

WL/2

WL/3

⇒ Laminated springs are subjected to

direct stress

bending stress

shear stress

none of the above

⇒ A beam is said to be of uniform strength, if.

B.M. is same throughout the beam

shear stress is same throughout the beam

deflection is same throughout the beam

bending stress is same at every section along its longitudinal axis

⇒ For a simply supported beam with a central load, the bending moment is.

least at the centre

least at the supports

maximum at the supports

maximum at the centre.

⇒ Euler's formula is not valid for mild steel column when slenderness ratio is

More than 80

More than 120

Less than 80

More than 30

⇒ In a three hinged arch, the third hinge is generally kept at.

crown of the arch

midpoint of the crown and left support hinge

midpoint of the crown and right support hinge

none of these.

⇒ The modulus of elasticity for copper is more than that of lead. It can be, therefore, concluded that copper is

More elastic

More plastic

Less elastic

Less plastic

⇒ The bending moment on a section is maximum where shear force is

Zero

Minimum

Maximum

Changing sign

⇒ The materials which have the same elastic properties in all directions, are called.

isotropic

brittle

homogeneous

hard