Question: An airplane, diving at an angle of 53.0° with the vertical releases a projectile at an altitude of 730 m. The projectile hits the ground 5.00 s after being released. What is the speed of the aircraft?
(A) 282ms^{-1}
(B) 202ms^{-1}
(C0 182ms^{-1}
(D) 102ms^{-1}
Answer: option (B)
Solution:
