1 0 # - Yanqing x | Courses * Bb 22974377 * Bb 22974375 * | A puma jumps X Cengage Lear X WA A#3Ch384 - P x Q open ai chatg x Initial Speedo x |+ - X C https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=31366378&tags=autosave#question4267443_1 ... 2. [0/1 Points] DETAILS PREVIOUS ANSWERS SERCP11 3.2.OP.009. MY NOTES ASK YOUR TEACHER A puma jumps to a height of 2.95 m when leaving the ground at an angle of 40.80. What is its initial speed (in m/s) as it leaves the ground? 7.51 x m/s 3. [-/1 Points] DETAILS SERCP11 3.2.OP.018. MY NOTES ASK YOUR TEACHER Water from a fire hose is directed toward a building as shown in the figure below. The water leaves the hose at a speed of v; = 40.0 m/s and at an angle of 0, = 43.00 above the horizontal. The base of the hose (at ground level) is a horizontal distance d = 44.0 m away from the building. Find the height h (in m) where the water strikes the building. h m 4. [-/1 Points] DETAILS SERCP11 3.2.P.009. MY NOTES ASK YOUR TEACHER The best leaper in the animal kingdom is the puma, which can jump to a height of 3.7 m when leaving the ground at an angle of 450. With what speed must the animal leave the ground to reach that height? m/s 29 F Snow to stop O Search ENG 10:10 PM US 2023-02-101 0 # - Yanqing x | Courses * Bb 22974377 * Bb 22974375 x | A puma jumps x Cengage Learr X VA A#3Ch384 - P x Q open ai chatg x |Initial Speedo x |+ X C https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=31366378&tags=autosave#question4267443_1 ... 5. [-/4 Points] DETAILS SERCP11 3.2.P.010. MY NOTES ASK YOUR TEACHER A rock is thrown upward from the level ground in such a way that the maximum height of its flight is equal to its horizontal range R. (a) At what angle 0 is the rock thrown? (b) In terms of its original range R, what is the range max the rock can attain if it is launched at the same speed but at the optimal angle for maximum range? Rmax = (c) Would your answer to part (a) be different if the rock is thrown with the same speed on a different planet? O Yes O No Explain. 6. [-/3 Points] DETAILS SERCP11 3.2.P.017. MY NOTES ASK YOUR TEACHER A projectile is launched with an initial speed of 58.0 m/s at an angle of 35.0 above the horizontal. The projectile lands on a hillside 3.85 s later. Neglect air friction. (Assume that the +x-axis is to the right and the +y-axis is up along the page.) (a) What is the projectile's velocity at the highest point of its trajectory? magnitude m/s direction . counterclockwise from the +x-axis (b) What is the straight-line distance from where the projectile was launched to where it hits its target? m 29 F Snow to stop Search ABO ENG 10:10 PM US 2023-02-101 0 # - Yanqing x | Courses * Bb 22974377 * Bb 22974375 * | A puma jumps x Cengage Lear X VA A#3Ch384 - P x Q open ai chatg x Initial Speedo x |+ X C https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=31366378&tags=autosave#question4267443_1 to W ... 7. [-/2 Points] DETAILS SERCP11 4.2.OP.003. MY NOTES ASK YOUR TEACHER An 8.7 kg object undergoes an acceleration of 3.7 m/s. (a) What is the magnitude of the resultant force acting on it (in N)? (b) If this same force is applied to a 5.2 kg object, what is the magnitude of the acceleration (in m/s2)? 1 m/s2 8. [-/1 Points] DETAILS SERCP11 4.2.OP.006. MY NOTES ASK YOUR TEACHER A train locomotive pulls a train with a mass of 1.00 x 10' kg on level rails. The locomotive exerts a constant force of 7.30 x 105 N on the train. How much time does it take to increase the speed of the train from rest to 62.0 km/h? (Ignore any resistance force from the rails on the wheels of the train. Enter your answer in minutes.) min 9. [-/1 Points] DETAILS SERCP11 4.2.P.002. MY NOTES ASK YOUR TEACHER A football punter accelerates a football from rest to a speed of 15 m/s during the time in which his toe is in contact with the ball (about 0.17 s). If the football has a mass of 0.48 kg, what average force does the punter exert on the ball? N 10. [-/2 Points] DETAILS SERCP11 4.2.P.003. MY NOTES ASK YOUR TEACHER A 8.0 kg object undergoes an acceleration of 1.7 m/s2. (a) What is the magnitude of the resultant force acting on it? 29"F Snow to stop Search ENG 10:10 PM US 2023-02-101 0 # - Yanqing x | Courses * Bb 22974377 * Bb 22974375 x | A puma jumps x Cengage Learr X VA A#3Ch384 - P x Q open ai chatg x |Initial Speedo x |+ X C https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=31366378&tags=autosave#question4267443_1 ... 10. [-/2 Points] DETAILS SERCP11 4.2.P.003. MY NOTES ASK YOUR TEACHER A 8.0 kg object undergoes an acceleration of 1.7 m/s2. (a) What is the magnitude of the resultant force acting on it? (b) If this same force is applied to a 4.8 kg object, what acceleration is produced? m/s 11. [-/2 Points] DETAILS SERCP11 4.2.P.007. MY NOTES ASK YOUR TEACHER Four forces act on an object, given by A = 40.3 N east, B = 48.3 N north, C = 64.7 N west, and D = 66.7 N south. (Assume east and north are directed along the +x-axis and +y-axis, respectively.) HINT a) What is the magnitude of the net force (in N) on the object? N (b) What is the direction of the force? (Enter your answer in degrees counterclockwise from the +x-axis.) . counterclockwise from the +x-axis 12. [-/1 Points] DETAILS SERCP11 4.2.P.010. MY NOTES ASK YOUR TEACHER A 4.0-g bullet leaves the muzzle of a rifle with a speed of 340 m/s. What force (assumed constant) is exerted on the bullet while it is traveling down the 0.78-m-long barrel of the rifle? N 29 F O Search 10:10 PM Snow to stop ABO ENG US 2023-02-101 0 1 - Yanqing x | Courses * Bb 22974377 * Bb 22974375 | A puma jumps x Cengage Learr X VA A#3Ch384-P x Q open aichatg x * Course Hero x + X C https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=31366378&tags=autosave#question4267443_1 ... Your last submission is used for your score 1. [-/11 Points] DETAILS SERCP11 3.2.OP.007. MY NOTES ASK YOUR TEACHER A man stands at the edge of a cliff and throws a pebble horizontally over the edge with a speed of v. = 17.5 m/s. The pebble leaves his hand at a height of h = 40.0 m above level ground at the bottom of the cliff, as shown in the figure. Note the coordinate system in the figure, where the origin is at the bottom of the cliff, directly below where the pebble leaves the hand. A (a) What are the coordinates of the initial position of the pebble? (Enter your answers in m.) *0 = 37.01 YO = 63.53 m (b) What are the components of the initial velocity? (Enter your answers in m/s.) Vox m/s Voy m/s (c) Write the equations for the x- and y-components of the velocity of the pebble with time. (Use the following as necessary: t. Assume that v, and vy are in m/s and t is in seconds. Do not include units in your answers.) m/s m/s d) Write the equations for the position of the pebble with time, using the coordinates in the figure. (Use the following as necessary: t. Assume that x and y are in meters and & is in seconds. Do not include units in your answers.) * = m (e) How long (in s) after being released does the pebble strike the ground below the cliff? if) With what speed (in m/s) and angle of impact (in degrees clockwise from the +x-axis) does the pebble land? m/s 0 = clockwise from the +x-axis 29'F ENG 10:12 PM Snow to stop O Search US 2023-02-10