MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Mechanics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In a rigid jointed frame, the joints are considered ______. |
| A. | to rotate only as a whole |
| B. | not to rotate at all |
| C. | that 50% of members rotate in clockwise direction and 50% in anti-clockwise direction |
| D. | None of these |
| Answer» B. not to rotate at all | |
| 2. |
Calculate the forces in the members CG and CF for the truss shown. |
| A. | FCG = √5 kN, FCF = 1 kN |
| B. | FCG = √3 kN, FCF = 2 kN |
| C. | FCG = 2 kN, FCF = √3 kN |
| D. | FCG = √5 kN, FCF = 2 kN |
| Answer» B. FCG = √3 kN, FCF = 2 kN | |
| 3. |
A perfect frame is that which satisfies the equation (Assume n = No. of members and j = No. of joints) |
| A. | n = 3j – 2 |
| B. | n > 3(j - 2) |
| C. | n < 3(j - 2) |
| D. | n = (2j - 3) |
| Answer» E. | |
| 4. |
A uniform beam of mass density 74 kg/m and length 1.8 m is suspended symmetrically as shown in figure. Calculate the maximum force P that can be supported without tipping the beam. Take the coefficient of static friction between the cord and the cylinder to be 7/22. |
| A. | 111.14 N |
| B. | 200.9 N |
| C. | 150.8 N |
| D. | 50.2 N |
| Answer» B. 200.9 N | |
| 5. |
A two member truss ABC is shown in the figure. The force (in kN) transmitted in member AB is _______ |
| A. | 15 |
| B. | 30 |
| C. | 20 |
| D. | 5 |
| Answer» D. 5 | |