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HardPhysicsfluid
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-- 2. A body is projected with certain velocity from ground. At a height of 0.4 m from the ground, the velocity of a body is v = (6î + 2ĵ) m/s then the angle of projection from horizontal is (g = 10 m/s²)
A
30°
B
60°
C
45°
D
tan⁻¹(1/3)
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