InterviewSolution
Saved Bookmarks
| 1. |
Which of the following is/are true about frictional force? 1. It depends on the nature of the surface in contact. 2. It always opposes relative motion between two objects. 3. It is a contact force. 4. It is a non- contact force. |
|
Answer» Which of the following is/are true about frictional force? 1. It depends on the nature of the surface in contact. 2. It always opposes relative motion between two objects. 3. It is a contact force. 4. It is a non- contact force. |
|