A ball rolls off the building with a horizontal velocity of 10.0 m/s. Calculate how much time it takes the ball to reach the ground. Calculate how far the ball goes horizontally. 0 = 60.0°\ 100.0 m
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- The maximum horizontal distance a boy can throw a ball is 50 m. Assume he can throw with the same initial speed at all angles. How high does he throw the ball when he throws it straight upward?Vectors Problem Solvi 3. Solve for the resultant of A = 3.0N, 150°, B = 2.0N, 100° and č = 1.0N, 50° using component method. 4. Solve for the resultant of Ā = 35.0N, 15.0° N of E, B = 20.0N, 45° W of N and Č = 25.0N, 30° E of N using component method. 5. Solve for the resultant of A = 2.5N, 16.0° N of E and B = 10.0N, 40° E of N using law of sine and cosine? (You can verify your answer using the component method.)A 2.54m tall tennis player is 11.72m away from the net of 0.90m inheight. If the ball clears a height of 0.15m above the net and the player strikes theball horizontally from his initial position, determine: a. velovity of a ball b. the distance measured from the net where the ball hits the other side of the court
- A projectile is launched horizontally at A with a speed of Vo. The time flight is 8 sec. and the path of projectile. At B is inclined at 15° with horizontal. 1. Find the velocity at A. 2. Find the "x". 3. Find the "h".A cork shoots out of a champagne bottle at an angle of 35.00 above the horizontal. If the cork travels a horizontal distance of 1.30m in 1.25s,what was its initial speed.3. A stone is projected at a cliff of height h = 57.0 m, with an initial speed of 43.0 m/s directed at an %3D angle of 0, = 51.0° above the horizontal. H A MA M h a) Find how long it takes the stone after launching to strike the point A. b) Find the maximum height H reached above the ground. c) Find the horizontal distance d, traveled by the stone.
- 1. An ant travels 2.78 cm [W] and then turns and travels 6.25 cm [S 40° E]. What is the ant's total displacement? ™T [ans: 4.94 cm [E 76° S]]1104. A projectile is fired with an initial velocity of 193.2 ft per sec upward at an angle of 30° to the horizontal from a point 257.6 ft above a level plain. What hori- zontal distance will it cover before it strikes the level plain? Ans. r 1340 ft 1105. Repeat Prob. 1104 if the projectile is fired downward at 30° to the hori- zontsl.A projectile shot an angle of 60o above the horizontal strikes a building 30 m away at a point 15 m above the point of projection. a. Find the initial velocity of the projectile, the velocity with which it is projected. b. Find the magnitude and direction of the velocity of the projectile just before it strikes the building.
- The basketball player likes to release his foul shots with an initial speed vo = 24.8 ft/sec. What 2 values of the initial angle 0 (0₁ < 0₂)will cause the ball to pass through the center of the rim? Neglect clearance considerations as the ball passes over the front portion of the rim. 6.8' Answers: 0₁ = 0₂ = IN 13.75' 10' O OA ball is thrown with on nitio velocity of 100 ft/s upward. Upon the vertical. release, it makes a 30° angle with respectwith a. What is the velocity of the ball 50ff measured horizontally from its initial position? b. Find the radius of curvature 50ft mecsured hoizontaly from its initial position.1104. A projectile is fired with an initial velocity of 193.2 ft per sec upward at an angle of 30° to the horizontal from a point 257.6 ft above a level plain. What hori- ontal distance will it cover before it strikes the level plain? Ans. a 1340 ft 1106. Repeat Prob. 1104 if the projectile is fired downward at 30° to the hori- ontal.