# Mechanical Engineering - Strength of Materials

### Exercise :: Strength of Materials - Section 1

31.

The bending stress in a beam is __________ section modulus.

 A. directly proportional to B. inversely proportional to

Explanation:

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32.

When shear force at a point is zero, then bending moment is __________ at that point.

 A. zero B. minimum C. maximum D. infinity

Explanation:

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33.

The maximum bending moment for the beam shown in the below figure, lies at a distance of __________ from the end B. A. l/2 B. l/3 C. D. Explanation:

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34.

When a bar is cooled to - 5°C, it will develop

 A. no stress B. shear stress C. tensile stress D. compressive stress

Explanation:

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35.

The limit of eccentricity is based upon no tension condition.

 A. True B. False