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Grade 12th passMechanics

the speed of a paricle moving in a cirle of radius 61/2 m is increasing 3 m/s2 . find net acceleration at t=2 sec ( Given, v=0, at t=0 )

Profile image of Soumya Swaraj Kuila
7 Years agoGrade 12th pass
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Profile image of Khimraj
7 Years ago
tangential acceleration = 3 m/s2
velocity after 2 sec = 3*2 = 6 m/s
so radial acceleration = v2/r =6\sqrt{6} m/s2
ao total acceleration = \sqrt{3^{2} + (6\sqrt{6})^{2}} = 15 m/s^2
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