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Byju's Answer

Standard XII

Physics

Shear Modulus

A rod of leng...

Question

A rod of length $L$ having uniform cross-section area A is subjected to a tensile force P as shown in the figure below. If the Young's modulus of the material varies linearly from $E_{1}$ to $E_{2}$ along the length of the rod, the normal stress developed at the section-SS

\frac{P}{A}

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\frac{P (E_{1} - E_{2})}{A (E_{1} + E_{2})}

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\frac{P E_{2}}{A E_{1}}

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\frac{P E_{1}}{A E_{2}}

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Solution

The correct option is A $\frac{P}{A}$

Normal stress at any section is independent of modulus of elasticity

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A rod of length L having uniform cross-section area A is subjected to a tensile force P as shown in the figure below. If the Young's modulus of the material varies linearly from E1 to E2 along the length of the rod, the normal stress developed at the section-SS

The correct option is A PA Normal stress at any section is independent of modulus of elasticity

A rod of length $L$ having uniform cross-section area A is subjected to a tensile force P as shown in the figure below. If the Young's modulus of the material varies linearly from $E_{1}$ to $E_{2}$ along the length of the rod, the normal stress developed at the section-SS

The correct option is A $\frac{P}{A}$

Normal stress at any section is independent of modulus of elasticity