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A flexible smooth track is fixed in two alternate arrangments, as shown in figure -1 and 2. the length of the track used is the same in each case, and the height through which it falls from the bench to the floor is the same. A toy car is released at rest and slides down the track. air resistance can be ignored. A. The speed at the bottom as well as time taken in both the traks are the same.B. The speed at the bottom as well as time taken in both the tracks are differentC. The speed at the bottom is different but the time taken in both the tracks are the same.D. The speed at the bottom is same but the time taken in both the tracks are different. |
| Answer» Correct Answer - D | |