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Strength-of-materials Questions Set 6:

Quiz Mode

For a perfectly rigid body, what is the value of strain?

zero

unity

infinite

Solution:

Euler's formula holds good only for

short columns

long columns

weak columns

both short and long columns

Solution:

What is the ability of a material to absorb energy when deformed called?

Elasticity

Resilience

Plasticity

Malleability

Solution:

The region just after the ultimate tensile strength (UTS) point in the stress-strain curve is called

Fracture

Necking

Elastic limit

Plastic limit

Solution:

What are the openings provided in the body wall of a weir, almost at the bed level of the river, called?

Divide wall

Fish ladder

Scouring Sluices

Head Regulator

Solution:

Find the reactions at the end points of a simply supported beam of length 11 meters when a uniformly distributed load of 6 kN/m acts on it.

35 kN

29 kN

66 kN

33 kN

Solution:

In a beam, at a concentrated point load:

All of these

The shear force diagram changes by magnitude

The bending moment diagram changes by magnitude

The elastic curve changes sign

Solution:

What is the number that measures an object's resistance to being deformed elastically when stress is applied to it?

Elastic modulus

Plastic modulus

Stress modulus

Poisson's ratio

Solution:

The square root of the ratio of the load required to buckle a column with both ends fixed to the load required to buckle a column fixed on one end and free on the other, given that the geometric length of both columns is the same, is _____.

0.25

Solution:

If Mohr's circle is drawn for the shear stress developed due to a torque applied on a shaft, the maximum shear stress developed will be equal to

the diameter of the Mohr's circle

the radius of the Mohr's circle

half the radius of the Mohr's circle

1.414 times the radius of the Mohr's circle

Strength-of-materials Questions Set 6:

For a perfectly rigid body, what is the value of strain?

Solution:

Euler's formula holds good only for

Solution:

What is the ability of a material to absorb energy when deformed called?

Solution:

The region just after the ultimate tensile strength (UTS) point in the stress-strain curve is called

Solution:

What are the openings provided in the body wall of a weir, almost at the bed level of the river, called?

Solution:

Find the reactions at the end points of a simply supported beam of length 11 meters when a uniformly distributed load of 6 kN/m acts on it.

Solution:

In a beam, at a concentrated point load:

Solution:

What is the number that measures an object's resistance to being deformed elastically when stress is applied to it?

Solution:

The square root of the ratio of the load required to buckle a column with both ends fixed to the load required to buckle a column fixed on one end and free on the other, given that the geometric length of both columns is the same, is _____.

Solution:

If Mohr's circle is drawn for the shear stress developed due to a torque applied on a shaft, the maximum shear stress developed will be equal to

Solution:

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