Time of flight of a projectile on a horizontal plane, is

1.	Time of flight of a projectile on a horizontal plane, is
A.	2u sin≈í¬±/g
B.	2u cos≈í¬±/g
C.	2u tan≈í¬±/g
D.	2u cot≈í¬±/g
Answer» B. 2u cos≈í¬±/g

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Time of flight of a projectile on a horizontal plane, is

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