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| 1. |
a particle moving in a straight line covers ohalf of the dis†an ce with speed 3m/s . the other half of the dis†an ce is covered in two equal time intervals and with speeds of 4.5m/s and 7.5m/s respectively the average speed of the particl |
| Answer» a particle moving in a straight line covers ohalf of the dis†an ce with speed 3m/s . the other half of the dis†an ce is covered in two equal time intervals and with speeds of 4.5m/s and 7.5m/s respectively the average speed of the particl | |