How is the horizontal velocity of a projectile described as soon as it is released?
a. Decreasing
b. Remains the same
c. Increasing
d. Always 10 m/s
Two objects are released from the same height. Object X falls straight down the cliff and object Y follows a parabolic path. Which object will hit the ground first?
a. Object Y hits the ground before X.
b. Object X hits the ground before Y.
c. Objects X and Y will hit the ground at the same time.
d. Object X will hit the ground first only if it is heavier than object Y.
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Answer:
Explanation:
1. In the motion of projectile the horizontal component of velocity remains constant.