Messi scored a 30 meters free-kick against Liverpool. Thanks to the new video camera technology, from a vertical view we were able to measure the angle of the shoot."35°" a) What was the initial velocity of the ball that hit the net at 1.8 meters high? b) How long did it take the fans to see the goal?
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Messi scored a 30 meters free-kick against Liverpool. Thanks to the new video camera technology, from a vertical view we were able to measure the angle of the shoot."35°"
- a) What was the initial velocity of the ball that hit the net at 1.8 meters high?
- b) How long did it take the fans to see the goal?
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- Max Height = V;*sin's (visine) 28 28 Max Ronge = v? sin 20 Vi Height 8 = 9. 81 m/sz Range 1.) A very small cannon (very small, meaning we can disregard its size) has a muzzle velocity (velocity of the projectile as it leaves the barrel) of 30 m/s and is at an angle of 35° from the ground. a.) What is the Max Height? b.) What is the Range? Somple . Diagrom Vi = inital velocty cmuzzle velocity) 0 = ongle from the grond Vi = 30 m/e Height e= 350 Ronge a) Monx Height : (30) (ain 5) Max Height = V;? sin?e 28 15- 09 m R(9.81) b.) Ronge : v.* sin 20 (30)2 sin (70*) Ronge = 86.21M * Incicode your final answers. In this case, I used a boxP3. During a football match, Ronaldo flew through the air and scored a goal through a bicycle kick, see figure. He was standing x 13 m away from Buffon and kicked the ball from a height of 2.38 m at an angle of 0 = 30°. The ball crossed Buffon at a height of 1m. (a) How long does the ball take to reach Buffon? (b) Calculate the velocity with which Ronaldo kicked the ball (c) What is the maximum height reached by the ball from the ground? Vo 0 = 30° Buffon Ronaldo x = 13 m = 2.38 mIn the homecoming game, the field goal kicker attempts to make a 47 yard (43 m) field goal. He kicks with an initial velocity of 20 m/s at an angle of 60° The field goal posts are 3 m high. Does he make the field goal? Explain your answer. Edit View Insert Format Tools Table 12pt v Paragraph v |BIU