a particle is projected obliquely into air with velocity of 98 m/s at an angle of projection of 60 degree the time of flight is
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a particle is projected obliquely into air with velocity of 98 m/s at an angle of projection of 60 degree the time of flight is
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Answer:
20 s
Explanation:
y = utsin∝ - gt²/2 = 0 , t = 2u sin∝/g
t = 2 x 98/9.8 = 20 s