Question
A particle moving in a straight line covers half the distance with speed of 3 m/s. The other half of the distance is covered in
A particle moving in a straight line covers half the distance with speed of 3 m/s. The other half of the distance is covered in two equal time intervals with speed of 4.5 m/s and 7.5 m/s respectively. The average speed of the particle during this motion is
(a) 4.0 m/s
(b) 5.0 m/s
(c)5.5 m/s
(d) 4.8 m/s
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Linear Algebra and Its Applications
Authors: David C. Lay
4th edition
321791541, 978-0321388834, 978-0321791542
