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NEET Class neet Answered

motion in 1d
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Asked by ashishmishra50737 | 21 Dec, 2023, 08:07: PM
answered-by-expert Expert Answer

Velocity as a function of time is

v(t) = 10 + 3 t2

velocity at t = 2 s is ,  v(2) = 10 + 3 (2)2  = 22 m/s

velocity at t = 5 s is ,  v(5) = 10 + 3 (5)2  = 85 m/s

difference in velocity between 5 s and 2 s  = ( 85 - 22 ) m/s = 63 m/s

Answered by Thiyagarajan K | 21 Dec, 2023, 09:40: PM
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