A Cannon Fires a Projectile as Shown

question 54

Multiple Choice

A cannon fires a projectile as shown.The dashed line shows the trajectory in the absence of gravity; points MNOP correspond to the position of the projectile at one second intervals.If g = 10 m/s², the lengths X,Y,Z are:

• A)5 m, 10 m, 15 m
• B)5 m, 20 m, 45 m
• C)10 m, 40 m, 90 m
• D)10 m, 20 m, 30 m
• E)0.2 m, 0.8 m, 1.8 m

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