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Q1. | The bending moment diagram for a cantilever beam of length l and carrying a gradually varying load from zero at the free end and w per unit length at the fixed end is a parabolic curve. |

A. | Agree [Correct Answer] |

B. | Disagree [Wrong Answer] |

C. | True [Wrong Answer] |

D. | False [Wrong Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ When one plate overlaps the other and the two plates are riveted together with two rows of rivets, the joint is known as.

single riveted lap joint

double riveted lap joint

double riveted single cover butt joint

double riveted double cover butt joint

⇒ The maximum shear stress in a thin spherical shell subjected to an internal pressure (

*p*) is zero.

Yes

No

Minimum

None of these

⇒ A beam of

*T*-section is subjected to a shear force of

*F*. The maximum shear force will occur at the.

top of the section

bottom of the section

neutral axis of the section

junction of web and flange

⇒ In a cantilever beam of length

*l*subjected to a uniformly distributed load of

*w*per unit length, the maximum deflection lies at the fixed end.

Yes

No

True

False

⇒ Resilience of a material is considered when it is subjected to

frequent heat treatment

fatigue

creep

shock loading

⇒ If percentage reduction in area of a certain specimen made of material '

*A*' under tensile test is 60% and the percentage reduction in area of a specimen with same dimensions made of material '

*B*' is 40%, then

the material A is more ductile than material B

the material B is more ductile than material A

the ductility of material A and B is equal

the material A is brittle and material B is ductile

⇒ The bending moment of a cantilever beam of length

*l*and carrying a gradually varying load from zero at free end and

*w*per unit length at the fixed end is __________ at the fixed end.

wl/2

wl

wl2/2

wl2/6

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

same

double

half

one-fourth

⇒ Deformation per unit length in the direction of force is known as

strain

lateral strain

linear strain

linear stress

⇒ A bar of copper and steel form a composite system, which is heated to a temperature of 40°C. The stress induced in the copper bar will be.

tensile

compressive

shear

zero

⇒ The stress at which the extension of the material takes place more quickly as compared to the increase in load, is called.

elastic limit

yield point

ultimate point

breaking point

⇒ A steel bar of 5 mm is heated from 15° C to 40° C and it is free to expand. The bar Will induce?

no stress

shear stress

tensile stress

compressive stress

⇒ The stress induced in a body, when suddenly loaded, is __________ the stress induced when the same load is applied gradually.

equal to

one-half

twice

four times

⇒ Rivets are generally specified by?

thickness of plates to be joined

overall length

shank diameter

diameter of head

⇒ The bending moment diagram for a simply supported beam loaded in its centre is.

a right angled triangle

an issoscles triangle

an equilateral triangle

a rectangle

⇒ The Young's modulus of a material is 125 GPa and Poissons ratio is 0.25. The modulus of rigidity of me material is

30 GPa

50 GPa

80 GPa

100 GPa

⇒ In the above question, the normal stress on an oblique section will be maximum, when θ is equal to

0Â°

30Â°

45Â°

90Â°

⇒ The Rankine's theory for active earth pressure is based on the assumption that.

the retained material is homogeneous and cohesionless

the frictional resistance between the retaining wall and the retained material is neglected

the failure of the retained material takes place along a plane called rupture plane

all of the above

⇒ The change in the unit volume of a material under tension with increase in its Poisson's ratio will ,

increase

decrease

remain same

increase initially and then decrease

⇒ A thin cylindrical shell of diameter (

*d*) and thickness (

*t*) is subjected to an internal pressure (

*p*). The ratio of longitudinal strain to volumetric strain is

m-1/2m-1

2m-1/m-1

m-2/3m-4

m-2/5m-4

⇒ The direct stress induced in a long column is __________ as compared to bending stress.

same

more

less

negligible

⇒ A thin spherical shell of diameter (

*d*) and thickness (

*t*) is subjected to an internal pressure (

*p*). The stress in the shell material is.

pd/t

pd/2t

pd/4t

pd/8t

⇒ Hooke's law holds good upto

yield point

limit of proportionality

breaking point

elastic limit

⇒ In spring balances, the spring is used

to apply forces

to measure forces

to absorb shocks

to store strain energy

⇒ The load required to produce a unit deflection in a spring is called.

flexural rigidity

torsional rigidity

spring stiffness

Young's modulus

⇒ Modulus of rigidity may be defined as the ratio of.

linear stress to lateral strain

lateral strain to linear strain

linear stress to linear strain

shear stress to shear strain

⇒ The strength of a riveted joint is equal to the.

pull required to tear off the plate per pitch length (Pt)

pull required to shear off the rivet per pitch length (Ps)

pull required to crush the rivet per pitch length (Pc)

minimum value of Pt, Ps or Pc

⇒ In a riveted joint, when the number of rivets decreases from the inner most row to outer most row, the joint is said to be

chain riveted

zig-zag riveted

diamond riveted

none of these

⇒ The object of caulking in a riveted joint is to make the joint?

free from corrosion

stronger in tension

free from stresses

leak-proof

⇒ The property of a material which allows it to be drawn into a smaller section is called

plasticity

ductility

elasticity

malleability