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CBSE Class 11-science Answered

<div><span style="font-family: Times New Roman; font-size: 13px;"> </span> <p style="margin: 0in 0in 8pt;"><span style="font-family: Calibri; font-size: 13px;">A deer escapes from a leopard and runs away in straight line with constant velocity. The leopard starts chasing the deer, when the deer has ran a distance 48m. The leopard starts with initial speed 30 m/s but due to fatigue it has to reduce its speed and it does so by reducing speed in equal steps of 5m/s after every 2s interval. The minimum speed with which the deer must run to escape away from the leopard is 3n (m/s). Find n = ?</span></p> <span style="font-family: Times New Roman; font-size: 13px;"> </span></div>
Asked by Sunil Soni | 09 Aug, 2016, 10:50: PM
Expert Answer
Answered by Abhijeet Mishra | 12 Aug, 2016, 09:58: AM
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