MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A set of forces are acting on a body in equilibrium. Which one of the following is true? |
| A. | The vector sum of the forces is zero |
| B. | The scalar sum of the force is zero |
| C. | All the forces are zero |
| D. | All the forces are equal and opposite in direction to each other |
| Answer» B. The scalar sum of the force is zero | |
| 2. |
If a body returns to its original state of equilibrium after giving it a small displacement, the equilibrium is known as ______ |
| A. | Stable equilibrium |
| B. | Unstable Equilibrium |
| C. | Neutral Equilibrium |
| D. | Simple equilibrium |
| Answer» B. Unstable Equilibrium | |
| 3. |
Three forces act on a body. Two of them are 7 13ĵN and 2 11ĵ. What is the value of the other force? |
| A. | -9 + 24ĵ |
| B. | -24 + 9ĵ |
| C. | 24 + 9ĵ |
| D. | -9 24ĵ |
| Answer» B. -24 + 9ĵ | |
| 4. |
Two forces act on a body. One of them is 7 13ĵ. What is the value of the other force? |
| A. | 7 13ĵ |
| B. | -7 + 13ĵ |
| C. | 7 + 13ĵ |
| D. | -7 13ĵ |
| Answer» B. -7 + 13ĵ | |
| 5. |
Two forces act on a ball. One of the forces is positive and acts towards right, the other one acts towards left and is ______ |
| A. | Negative |
| B. | Positive |
| C. | Neutral |
| D. | Having a magnitude of 5 N |
| Answer» C. Neutral | |
| 6. |
4.Two forces are acting on a body. For the body to remain in equilibrium, the forces have to be ____ |
| A. | Equal in magnitude and opposite in direction |
| B. | Equal in direction and opposite in magnitude |
| C. | In the same direction |
| D. | In perpendicular directions |
| Answer» B. Equal in direction and opposite in magnitude | |
| 7. |
What can be said about a body which is moving with a constant velocity? |
| A. | It is in static equilibrium |
| B. | It is in dynamic equilibrium |
| C. | It is in the state of non-equilibrium |
| D. | Its distance is conserved |
| Answer» C. It is in the state of non-equilibrium | |
| 8. |
The second condition of equilibrium of a body is ___ |
| A. | Sum of all force on a body should be zero |
| B. | Sum of all moments on a body should be zero |
| C. | Sum of the initial and final force should be zero |
| D. | Relative difference of forces should be zero |
| Answer» C. Sum of the initial and final force should be zero | |
| 9. |
The first condition of equilibrium of a body is ___ |
| A. | Sum of all force on a body should be zero |
| B. | Sum of all moments on a body should be zero |
| C. | Sum of the initial and final force should be zero |
| D. | Relative difference of forces should be zero |
| Answer» B. Sum of all moments on a body should be zero | |