A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about__________________? | MCQ Hive

Civil Engineering MCQs

Q A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about__________________?

A A. 1/4
B B. 1/3
C C. 1/2
D D. 1/5

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