[ JEE PYQ ]
A particle moving in a straight line covers half the distance with speed 6 m/s. The other half is covered in two equal time intervals with speeds 9 m/s and 15 m/s respectively. The average speed of the particle during the motion is
Опрос
- 9.2 m/s
- 8.8 m/s
- 10 m/s
- 8 m/s