A quarterback throws the football down the field at a velocity of 50 m/s at an angle of 30deg. You can assume that air resistance has no effect on the throw and that the height of landing is equal to the height at release of the football. (Show all work) A. How many seconds is the ball in the air? B. How many yards did the quarterback throw the ball down the field?

University Physics Volume 1
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Chapter4: Motion In Two And Three Dimensions
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Problem 100CP: When a field goal kicker kicks a football as hard as he can at 45 to the horizontal, the ball just...
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A quarterback throws the football down the field at a velocity of 50 m/s at an angle of 30deg. You can assume that air resistance has no effect on the throw and that the height of landing is equal to the height at release of the football. (Show all work) A. How many seconds is the ball in the air? B. How many yards did the quarterback throw the ball down the field?
с.
What is the coefficient of friction?
3. The average horizontal velocity of a baseball throw from the pitcher's mound to the
catcher is 95mph. The distance from the pitcher's mound to the catcher is 65ft. How
many seconds does it take for the ball to reach the catcher after the pitcher throws it?
(Show all work)
4. A quarterback throws the football down the field at a velocity of 50 m/s at an angle of
30deg. You can assume that air resistance has no effect on the throw and that the height
of landing is equal to the height at release of the football. (Show all work)
How many seconds is the ball in the air?
b. How many yards did the quarterback throw the ball down the field?
a.
5. A golfer hits a 50g golf ball with a golf club that weighs 200g. At the point of impact, the
golf club has a velocity of 100mph. assume the coefficient of restitution is 0.80. How fast
is the ball moving after impact? (Show all work)
Transcribed Image Text:с. What is the coefficient of friction? 3. The average horizontal velocity of a baseball throw from the pitcher's mound to the catcher is 95mph. The distance from the pitcher's mound to the catcher is 65ft. How many seconds does it take for the ball to reach the catcher after the pitcher throws it? (Show all work) 4. A quarterback throws the football down the field at a velocity of 50 m/s at an angle of 30deg. You can assume that air resistance has no effect on the throw and that the height of landing is equal to the height at release of the football. (Show all work) How many seconds is the ball in the air? b. How many yards did the quarterback throw the ball down the field? a. 5. A golfer hits a 50g golf ball with a golf club that weighs 200g. At the point of impact, the golf club has a velocity of 100mph. assume the coefficient of restitution is 0.80. How fast is the ball moving after impact? (Show all work)
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