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 charge q is placed at the center of a circle and B, C are the points on the circle. Another charge q is moved from A to B and from A to C. Which of them is correct? |
| A. | Work along AC path is more |
| B. | Work done in both cases are the same |
| C. | Work done along AB path is more |
| D. | Work done in both the cases are zero |
| Answer» C. Work done along AB path is more | |
| 2. |
According to the diagram, the equipotential points are _____. The arrows are the direction of the electric field. |
| A. | P and Q |
| B. | S and Q |
| C. | S and R |
| D. | P and R |
| Answer» D. P and R | |
| 3. |
A smaller sphere has potential 50V and a larger sphere has potential 100V. How should they be placed so that if they are connected with the help of a wire, the charge will flow from the smaller sphere to the larger sphere? Both the spheres are conducting and hollow. |
| A. | Concentrically |
| B. | Touching each other |
| C. | It is never possible |
| D. | The smaller sphere should be grounded |
| Answer» B. Touching each other | |
| 4. |
A charge q is at the center of the circle ABCDE. Which among the following is true if the charge is taken from A to B, C, D, and E? |
| A. | Work done along AB is the minimum |
| B. | Work done along AD is the maximum |
| C. | Work done along all the paths are zero |
| D. | Work done along all the paths are equal but positive |
| Answer» D. Work done along all the paths are equal but positive | |
| 5. |
If A and B are two equipotential surfaces around a positive point charge q, what will happen if we place another point charge +Q between A and B? |
| A. | It will remain stationary |
| B. | It will move from B to A |
| C. | It will move from A to B |
| D. | It will rotate in a circular path |
| Answer» D. It will rotate in a circular path | |
| 6. |
A charge q is placed on an equipotential surface and electric field intensity at that place is E. What is the work done to move the charge by a distance x on the surface? |
| A. | x*\(\frac {q}{E}\) |
| B. | x*q*E |
| C. | E*\(\frac {x}{q}\) |
| D. | Zero |
| Answer» E. | |
| 7. |
An electric field is directed along the tangent of an equipotential surface. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
What will be the nature of equipotential surfaces due to a point charge, situated at infinity? |
| A. | Plane surface |
| B. | Spherical |
| C. | Elliptical |
| D. | Cylindrical |
| Answer» B. Spherical | |
| 9. |
What is the nature of equipotential surfaces in case of a positive point charge? |
| A. | Circular |
| B. | Spherical |
| C. | Cubical |
| D. | Cylindrical |
| Answer» C. Cubical | |