A Large Cannon Is Fired from Ground Level Over Level

question 23

Multiple Choice

A large cannon is fired from ground level over level ground at an angle of 30° above the horizontal.The muzzle speed is 980 m/s.Neglecting air resistance, the projectile will travel what horizontal distance before striking the ground?

• A)4.3 km
• B)8.5 km
• C)43 km
• D)85 km
• E)170 km

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