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A projectile is fired with an initial speed of 20. m/s at an angle of 42.2°...

A projectile is fired with an initial speed of 20. m/s at an angle of 42.2° above the horizontal on a long flat firing range. Determine,
a) the maximum height reached by the projectile,
b) the total time in the air,

c) the total horizontal distance covered (that is, the range),

d) the speed of the projectile 1.50 s after firing.
e) direction of the speed at 1.50 s.

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Anos :- n Ny=0 ry usino u - - - - - Ottomat uz Initial ucose In a direction х = cogee Teese 49 тоо acceleration in x-directioNow (9) (6) H= y²sinzo = (20) sim2(42.2) 29 2x9.8 9.208 mles T= 2usino = 2x20 sin(4202) g gog = 20742 sec R = yz sin (20) . (

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