MCQOPTIONS
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MCQOPTIONS
This section includes 207 Mcqs, each offering curated multiple-choice questions to sharpen your Strength Materials knowledge and support exam preparation. Choose a topic below to get started.
| 201. |
The safe stress for a hollow steel column which carries an axial load of 2100 kN is 125 MN/m2. if the external diameter of the column is 30cm, what will be the internal diameter? |
| A. | 25 cm |
| B. | 26.19cm |
| C. | 30.14 cm |
| D. | 27.9 cm |
| Answer» C. 30.14 cm | |
| 202. |
Consider a 250mmx15mmx10mm steel bar which is free to expand is heated from 15C to 40C. what will be developed? |
| A. | Compressive stress |
| B. | Tensile stress |
| C. | Shear stress |
| D. | No stress |
| Answer» E. | |
| 203. |
The bending stress is |
| A. | Directly proportional to the distance of layer from the neutral layer |
| B. | Inversely proportional to the distance of layer from the neutral layer |
| C. | Directly proportional to the neutral layer |
| D. | Does not depend on the distance of layer from the neutral layer |
| Answer» B. Inversely proportional to the distance of layer from the neutral layer | |
| 204. |
On bending of a beam, which is the layer which is neither elongated nor shortened? |
| A. | Axis of load |
| B. | Neutral axis |
| C. | Center of gravity |
| D. | None of the mentioned |
| Answer» C. Center of gravity | |
| 205. |
What is the expression of bending equation? |
| A. | M/I = σ/y = E/R |
| B. | M/R = σ/y = E/I |
| C. | M/y = σ/R = E/I |
| D. | M/I = σ/R = E/y |
| Answer» B. M/R = ‚âà√¨‚àö√¢/y = E/I | |
| 206. |
Which stress comes when there is an eccentric load applied? |
| A. | Shear stress |
| B. | Bending stress |
| C. | Tensile stress |
| D. | Thermal stress |
| Answer» C. Tensile stress | |
| 207. |
Stress in a beam due to simple bending, is |
| A. | Directly proportional |
| B. | Inversely proportional |
| C. | Curvilinearly related |
| D. | None of the mentioned |
| Answer» B. Inversely proportional | |