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On all the six surfaces of a unit cube, equal tensile force of  is applied. The increase in length of each side will be  Young’s modulus,  Poisson’s ratio)

a)

b)

c)

d)


Question ID - 56281 :-

On all the six surfaces of a unit cube, equal tensile force of  is applied. The increase in length of each side will be  Young’s modulus,  Poisson’s ratio)

a)

b)

c)

d)

1 Answer
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Answer Key : (c) -

(c)

Tensile strain on each face

Lateral strain due to the other two forces acting on perpendicular faces

Total increase in length



Next Question :

The strain-stress curves of three wires of different materials are shown in the figure.  and  are the elastic limits of the wires. The figure shows that

a)

Elasticity of wire  is maximum

b)

Elasticity of wire  is maximum

c)

Tensile strength of  is maximum

d)

None of the above is true


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