MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What does the area under the stress-strain curve represent? |
| A. | Toughness |
| B. | Total deformation |
| C. | Modulus of elasticity |
| D. | Average force applied |
| Answer» B. Total deformation | |
| 2. |
Which of the following statements is correct for brittle materials. |
| A. | It breaks soon after elastic limit is crossed |
| B. | It shows significant plastic deformation before breaking |
| C. | It is used to make wires |
| D. | Stress is never proportional to strain |
| Answer» B. It shows significant plastic deformation before breaking | |
| 3. |
Which of the following statements is correct for ductile materials. |
| A. | Large deformation takes place between elastic limit and fracture point |
| B. | Have no proportional limit |
| C. | Break immediately after proportional limit |
| D. | Cannot be drawn into wires |
| Answer» B. Have no proportional limit | |
| 4. |
The stress corresponding to fracture point is called ______ |
| A. | ultimate stress |
| B. | breaking stress |
| C. | yield stress |
| D. | plastic stress |
| Answer» C. yield stress | |
| 5. |
A material have a stress strain curve which can look similar to the equation y = x2 (for all x>0). True or False? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Which of the following options is correct? |
| A. | A – yield point, B – elastic limit, C – fracture point, D – Ultimate tensile strength |
| B. | A – yield point, B – proportional limit, C – Ultimate tensile strength, D – fracture point |
| C. | A – proportional limit, B – yield point, C – Ultimate tensile strength, D – fracture point |
| D. | A – yield point, B – proportional limit, C – fracture point, D – Ultimate tensile strength |
| Answer» D. A – yield point, B – proportional limit, C – fracture point, D – Ultimate tensile strength | |