A plane moving 200 m/s horizontally fires a projectile with speed 50 m/s in a forward direction 30.0° below the horizontal. At that instant, what is the speed of the projectile with respect to a
Stationary observer on the ground?
A) 268 m/s
B) 293 m/s
C) 245 m/s
D) 250 m/s

Question

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The Answer of A plane moving 200 m/s horizontally fires a projectile with speed 50 m/s in a forward direction 30.0° below the horizontal. At that instant, what is the speed of the projectile with respect to a
Stationary observer on the ground?
A) 268 m/s
B) 293 m/s
C) 245 m/s
D) 250 m/s

A Plane Moving 200 M/s Horizontally Fires a Projectile with Speed