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stone of mass 1000 g, projected at an angle of 30° from the ground it covers a maximum vertical distance of 5 m, acceleration due to gravity is g = 10 m/s2, what is the velocity with which it was thrown?

a) 11.55 m/s

b) 11.5 m/s

c) 1.155 m/s

d) 12.0 m/s

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