A projectile fired from a gun has initial horizontal and vertical components of velocity equal to 30 m/s and 40 m/s, respectively. -What is the acceleration of the projectile when it reaches its maximum height? A)zero m/s² B)9.8 m/s², downward C)4.9 m/s², downward D)less than 9.8 m/s²and non-zero. E)Its magnitude is 9.8 m/s²;and its direction is changing.

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The Answer of A projectile fired from a gun has initial horizontal and vertical components of velocity equal to 30 m/s and 40 m/s, respectively. -What is the acceleration of the projectile when it reaches its maximum height? A)zero m/s² B)9.8 m/s², downward C)4.9 m/s², downward D)less than 9.8 m/s²and non-zero. E)Its magnitude is 9.8 m/s²;and its direction is changing.

A Projectile Fired from a Gun Has Initial Horizontal and Vertical