Two projectiles are launched from the same point at the same angle above the horizontal. Projectile 1 reaches a maximum height twice that of projectile 2. What is the ratio of the initial speed of projectile 1 to the initial speed of projectile 2? Graph and Explain.
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1 Two projectiles are launched from the same point at the same
angle above the horizontal. Projectile 1 reaches a maximum
height twice that of projectile 2. What is the ratio of the initial
speed of projectile 1 to the initial speed of projectile 2? Graph and Explain.
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- IPA hot-air balloon rises from the ground with a velocity of (3.00 m/s )ỹ. Achampagne bottle is opened to celebrate takeoff, expelling the cork horizontally with a velocity of (5.00 m/s )î relative to the balloon. When opened, the bottle is 7.00 m above the ground. Part A What is the initial velocity of the cork, as seen by an observer on the ground? Enter your answers numerically separated by a comma. e kevboard shortcuts Help Temglates Symbols undo redo ". "y = 3.00.,5.00 m/s Submit Prevlous Anawere Requeet Anawer X Incorrect; Try Again; 4 attempts remaining Part B What is the speed of the cork, as seen by the same observer? Vo = 5.83 m/s Submit Previous Anawere v Correct Part C What is its initial direction of motion, as seen by the same observer? TemgratesSymor undo regio feset keyboard shortcuts help 8 = 59 * above horizontal Submit Prevlous Anawera Requeet Anawer X Incorrect; Try Again; 4 attempts remainingQuestion 1 A fly ball is hit to the outfield during a baseball game. Let's neglect the effects of air resistance on the ball. The motion of the ball is animated in the simulation (linked below). The animation assumes that the ball's initial location on the y axis is yo = 1 m, and the ball's initial velocity has components vox = 20 m/s and voy = 20 m/s. What is the initial angle (in degrees) of the baseball's velocity? (Write only the numerical value of the answer and exclude the unit) Blank 1 Blank 1 Add your answerIPA hot-air balloon rises from the ground with a velocity of (3.00 m's )f. Achampagne bottle is opened to celebrate takeoff, expelling the cork horizontally with a velocity of (5.00 m/s )t relative to the balloon. When opened, the bottle is 7.00 m above the ground. Part A What is the initial velocity of the cork, as seen by an observer on the ground? Enter your answers numerically separated by a comma. Submit Requeet Anawer Part B What is the speed of the cork, as seen by the same observer? m/s Submit Requeet Anawer Part C What is its initial direction of motion, as seen by the same observer? 8= *above horizontal Submit Requeet Anawer Part D Determine the maximum height above the ground attained by the cork. Yma = m Submit Requeet Anawer Part E How long does the cork remain in the air? Submit Requeet Anawer
- 4. Lawrence loves to play basketball. As he is about to make a free throw, he shoots the ball ata angle of 45° at 2.7 m/s. The ring is 8.2 m away from Lawrence with a radius of 12.4 cm. Assume that the ring is as high as Lawrence's initial point of release, which is 4 m. Solve the following problems a. Illustrate a diagram of the scenario b. Compute for the components of velocity. C. Compute the half time of flight. d. Compute for the maximum height. e. Find the range of the trajectory. noo aleig to eainso f. Did Lawrence's shot reach the ring?I Review I Constants In the Olympic shotput event, an athlete throws the shot with an initial speed of 13.0 m/s at a 41.0° angle from the horizontal. The shot leaves her hand at a height of 1.80 m above the ground. Part A How far does the shot travel? Express your answer with the appropriate units. HÅ ? Value Units Submit Request Answer1. A lizard kicks a ball with an initial velocity of 10 m/s at an angle of 35 degrees with the horizontal. a. What are the horizontal and vertical components of the initial velocity? b. What is the total time the ball is in the air? c. What is the maximum height of the ball?
- A water balloon slingshot launches its projectiles essentially from ground level at a speed of 25.0 m/sm/s. (You can ignore air resistance.) a) At what angle should the slingshot be aimed to achieve its maximum range? b)If shot at the angle you calculated in Part A, how far will a water balloon travel horizontally? c)For how long will the balloon be in the air?A player kicks the football at a 46 degree angle with the horizontal, with an initial speed of 12.0 m/s. A second player standing at a distance of 30.0m from the first ( in the direction of the kick) starts running to meet the ball at the instant it is kicked. a.) how fast just get run in order to catch the ball just before it hits the ground express your answer in meters per second?Suppose a projectile is fired with initial speed v, and angle e above the horizontal. a) Understand and plan. Draw a picture, establish a coordinate system for this problem and label your diagram. Make a table of known/given information and unknown/wanted information (this may involve reading the rest of the problem before starting). b) Using Kinematics, derive a symbolic expression for the maximum height reached by the projectile. Check the physical units of your expression. c) Using Kinematics, derive a symbolic expression for the total time the projectile is in the air. Check the physical units of your expression. d) Using Kinematics, derive an expression for the magnitude and direction angle of the projectiles velocity a time t after the object is fired. Check the physical units of your expression. e) Suppose that the projectile is fired with an initial speed of v, = 46.6 m/s and 0 = 42.2°, what is the magnitude and direction angle of the projectile's velocity t = 1.50 s after…
- Daniel successfully shoots the ball through the hoop. The ball was shot from 1.82 m above the ground and the hoop is 3.048 m above the ground. The basketball was shot at an angle of 65.0 and the ball was in the air for 0.850 s. 1. a. Calculate the initial speed of the ball as the player took the shot. b. Calculate the displacement of the hoop as measured from the initial position of the ball.PROBLEM A cannonball is launch from top of a mound with an initial velocity of 10 m/s at an angle of 30°. Let's signify the vertical direction with z and the horizontal direction with x. The initial position of the ball is zo = 1 m. Find the distance of the cannonball when it reaches the ground b.) How long does it take for the cannonball to reach the ground? c. Find the maximum height of the ball. d. What is the x-coordinate when the cannon ball reaches the maximum height? e. Find the time when the ball reaches its maximum height.A person in the passenger basket of a hot-air balloon throws a ball horizontally outward from the basket with speed 10 m/s a. What initial velocity (magnitude and direction) does the ball have relative to a person standing on the ground if the hot-air balloon is rising at 5.0 m/sm/s relative to the ground during this throw? b. Express your answer to three significant figures and include the appropriate units. c. What initial velocity (magnitude and direction) does the ball have relative to a person standing on the ground if the hot-air balloon is descending at 5.0 m/sm/srelative to the ground? d. Express your answer to three significant figures and include the appropriate units.