Q.3 | Which of the following is correct about uniform acceleration? | |
Ans | 1. An object moving with constant speed is an example of uniform acceleration. | |
2. Motion of a spring is an example of uniform acceleration. | ||
3. An object under free fall is an example of uniform acceleration. | ||
4. An object moving on friction-less surface can gain uniform acceleration. |
Correct Ans Provided: 3