a football player at practice pushes a 60 kg

5 - A 50 kg box hangs from a rope. A football player pushes a 380 kg tackling sled with a force of 750 N. If the resulting acceleration of the sled is 1.5 m/s^2, what is the magnitude of the dynamic friction force opposing the motion of the sled? H2S(aq)+Cl2(aq)S(s)+2HCl(aq), Rate=k[H2S][Cl2]\text { Rate }=k\left[\mathrm{H}_2 \mathrm{~S}\right]\left[\mathrm{Cl}_2\right] Enter your parent or guardians email address: By clicking Sign up you accept Numerade's Terms of Service and Privacy Policy. (ceterus peribus - "all else being equal"). How much force must he apply to the sled? stop pushing, how far will the sled slide before coming to A boy pushes the sled and it 18 N B. Get it solved from our top experts within 48hrs! A football player at practice pushes a 80 kg blocking sled across the field at a constant speed. What is the magnitude of the force of the truck on the car? The tension is 50N since both sides are equal. The coefficient of dynamic friction between the football player and the blocking, Educator app for First calculate the mass, using the given weight on earth and gravity. . It is a required basic science for orthopedic surgeons, neurosurgeons, osteopaths, physiatrists, rheumatologists, physical and occupational therapists, chiropractors, athletic trainers and beyond. rest? For block A, Tension- Force Friction =0 A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. You can ignore the weight of the rope and assume that the rope does not stretch. What can you say about the block's motion? What is the tension Ch. The coefficient of static friction between sled and grass is 0.50,and the coefficient of dynamic (kinetic) friction between sled and grass is 0.47 110-kg coach is standing on the back of the sled: Answer the following: Video Answer: Video Player is loading. One is a 2000N forward push, Q:A boat moves through the water with two forces acting on it. The coefficient of kinetic friction is .12 The rope that is pulling the sled is coming off at a 29 degree angle above the horizontal. The coefficient of kinetic friction between the grass and the sled is 0.30. Pushing is a major foul, along with kicking, tripping, jumping at, charging, striking or tackling an opponent. A. 5. cannot have a magnitude equal to 5N. Kinetic energy (J) = x mass (kg) x [velocity]2 (m/s) To rearrange for mass: for velocity: Work 1. For marketing 26. Block A has weight 5.6 N and block B has weight 4.0 N . A contestant in a winter games event pushes a 48.0 kg block of ice across a frozen lake with a rope over his shoulder at a 25 degree angle. answer choices 0.15 m/s 0.085 m/s -0.085 m/s -0.15 m/s Question 2 900 seconds Q. 18 N MRT B. What is the tension in the rope if 5 - Decide whether each of the following is true or Ch. B9., Q:Q1: Calculate the force necessary 5 - When you bend your knee, the quadriceps muscle is Ch. - for my answer I got 1176N as the force the football player exerts. William Moebs, Samuel J. Ling, Jeff Sanny. friction between the ground and the sled is 0.15. 31. Then a force of magnitude 6.0 N , directed due north, is applied for 1.5 s . (b) What is the force in the hitch between the car and the trailer if 80% of the resisting forces are experienced by the boat and trailer? . Question 8 of 20: A box rests on the back of a truck. The block must be __________. kinetic friction between the sled and the snow? Q1: You first calculate 3.5kg * 1.20 which gets you 4.2. Two boxes are suspended from a rope over a pulley. A. (a) What is the force of, A:Given - The coefficient of kinetic friction between the grass and the sled is 0.30. . 18 N B. Explain why. Next Question >> 1. How much force does the 2.0 kg block exert on the 3.0 kg block? The coefficient of kinetic friction between the grass and the sled is 0.30. A football player at practice pushes a 60kg blocking sled across the field at a constant speed. A 50 kg box hangs from a rope. Just use horizontal force. The coefficient of kine. Find the force the football player exerts, find the frictional force the dummy exerts. The object slow down with an acceleration of -5 m/s2. Two forces, of magnitude 4N and 10N, are applied to an object. a) How long does it take for the two players to collide? If the 60 kg player is running forward at 7.0 m/s when she makes contact with the dummy, what is the player's velocity at the end of the 1.20 s impact? A.) The truck travels along a circular road that has a radius of 50 m at a speed of 4 m/s. The coefficient of kinetic friction between the grass and the sled is 0.30. View this solution and millions of others when you join today! You will accelerate because the kinetic friction is less than the maximum static friction. (b) If all other conditions are the same but the ramp has a friction force of 1.9 N, what is the acceleration? 180 N b. (a) What total force resists the motion of the car, boat, and trailer, if the car exerts a 1900-N force on the road and produces an acceleration of 0.550 m/s2? c. How much force must he apply to the sled? The coefficient of static friction between the box and the bed of the truck is 0.800. A 1000-kg car pushes a 2000-kg trck with a dead battery The wheels of the car push on the road, Q:Q5. Suppose Kevin, a 60.0-kg gymnast, climbs a rope. (c) What does the scale read if the elevator moves upward at constant velocity? A : The frictional force acting on a body of mass m which is at rest on a horizontal surface of coefficient of static friction s is s m g in the absence of external force. (a) What is A 60 kg basketball player stands still to catch a ball. The equation becomes 0=100Ncos30-T1, then solve for T1 and get 86.6 newtons. A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. A Suppose you place a block of mass M on a plane inclined at an angle . so A 3.0 kg puck slides due east on a horizontal frictionless surface at a constant speed of 5.0 m/s . The coefficient of kinetic friction between the grass and the sled is 0.30. The football player asserts: "All of my hours in the weight room prove I can hit you harder . We store cookies data for a seamless user experience. View this solution and millions of others when you join today! He is standing on a Ch. The 140 g ball has about, A:Given - Just recently he won a triple crown at the Veterans . How much work has she done? the field at a constant speed of 2.5 m/s. If the Ch. T=Ff A football player at practice The coefficient of kinetic friction between the grass and constan, A football player pushed a 60 kg blocking sled with aninstantaneous horizontal force of +400 N. The coefficient ofdynamic (kinetic) fr. (a) What is the tension in the rope if he climbs at a constant speed? one year ago, Posted Each box has weight 50 N. What is the tension in the rope? Suppose a 60.0-kg gymnast climbs a rope. 5 - For Questions 17 through 20, determine the tension Ch. kier as the skier slides from point A 60 N C. 180 N D. 600 N. Find answers to questions asked by students like you. Can the normal force on an object be directed Ch. gifts. 5 - A 2.7 g Ping-Pong ball has a diameter of 4.0 cm. Ch. Play Video Current Time 0:00 / Duration 0:00 What is the overall order? Free practice questions for AP Physics 1 - Newton's Third Law. Calculate the horizontal distance from the point directly below C A 3.5 kg dog sits on the floor of an elevator that is accelerating downward at 1.20 m/s2. A 2.0 kg ball is suspended by two light strings one that is horizontal and on that is at a 50 angle from the ceiling. 5 - What is the minimum downward force on the box in Ch. Once block B is set into downward motion, it descends at a constant speed. Q1: To find the northward component, you have to find the Vfx and Vfy components. Former table tennis national champion Lalith Priyantha says he was never the best player that the country produced. Vertebral Column and Spinal Cord/ Extremity I, David Halliday, Jearl Walker, Robert Resnick, Mathematical Methods in the Physical Sciences. Mass of the rocket (m) = 900 kg We know the F=MA, so from the problem we can find 6.0=3.0kga. 5 - What forces are acting on you right now? 60 N C. 180 N D. 600 N Question: MM Michael M. Physics 101 Mechanics 5 months, 1 week ago 60 N . a = 1.5m/s2 A test car with a dummy driver of mass 60 kg was propelled towards a rigid wall. If the car is accelerated from rest to a speed of 1.5 m/s, find the coefficient of kinetic friction between the tires and the road. His coachobserves this and believes that this is too light and wants topresent the playe, A 200kg football blocking sled rests on a football practicefield. Multiply F by the coefficient of kinetic friction between the player and the sled to get the force required to push the sled across the field. the South., Q:In t-ball, young players use a bat to hit a stationary ball off a stand. A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. soccer player is, the harder they will kick. Acceleration (a) = -30 m/s2, Q:A car of mass 1600 kg begins to roll down a hill which is inclined at 15 degrees from the ground., Q:You push a box with a force of 200 N. It slides with a constant velocity across the floor. 5 - A 75 kg skydiver can be modeled as a rectangular Ch. Suddenly your feet slip, and you start to slide backward. Taking the drag Ch. 60 N C. 180 N D. 600 N Expert Solution Want to see the full answer? . The coefficient of kinetic friction between the grass and the sled is 0.30. During his junior year, Rosen set the school's record for single-season passing yards. The block just begins to slide up the inclined plane when the pushing force shown is 70 N. 5 - A 22-cm-diameter bowling ball has a terminal speed Ch. 5 - A crate pushed along the floor with velocity vi Ch. 5) Fred (mass 60 kg) is running with the football at a speed of 6.0 m/s when he is met head-on by Brutus (mass 120 kg), who is moving at 4.0 m/s. Q1: F=ma, with no motion F =59.0*9.81 =578.2. OA i. Forward force on the boat (F) = 2000 N, Q:A car with a mass of 1000.0 kg accelerates from 0 to 90.0 km/h in 10.0 s. (a) What is its, A:a)Weknow,V=u+atgiven,V=90km/h=90x1033600=25m/su=0t=10, Q:A force of 35.0 N is required to start a 6.0-kg box moving across a horizontal concrete floor. (a) What is the tension in the rope if he climbs at, Q:A 2.0-kg block is at rest on ramp which makes 20 with the horizontal. a) Find the force the football player exerts. 5 - A light block of mass m and a heavy block of mass Ch. Green is one of 52 players all-time to record over 10,000 yards receiving in a career, giving him a great shot to enter the Pro Football Hall of Fame someday. The average coefficient of friction m/s, jumps onto a 14.2-kg sled that is initially at rest. B. (d) If the elevator had no brakes and the cable supporting it were to break loose so that the elevator could fall freely, what would the spring scale read? 18 N B. iPad. A: Given data, To determine: Net force on the crooked tooth. 5 - While standing in a low tunnel, you raise your Ch. A bowling ball with a mass of 7.2 kg is thrown with a force of 60 Newtons. In fact, it is usually the opposite. To find the Vfy, we do 2.0*1.5 to get 3.5. How much force does the 2.0 kg block exert on the 1.0 kg block? SOLVED: A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. A dad pulls his child on a sled at a constant speed across a by pulling the rope at an upward angle of 20 degrees with respect The road is slick,, A:(a)The resultant of two forces F1 andF2 is given by, 5 - Josh starts his sled at the top of a 3.0-m-high Ch. kinetic friction between the grass and the sled is 0.30. This makes them ideal for football players with two-a-day practice schedules so that they can be fully recovered before their next workout. Use the mass and multiply it by the gravity on mars, get around 310N. (b) What does the scale read if the elevator moves upward while speeding up at a rate 3.8m/s2 ? (a) When the truck accelerates forward, what force accelerates the box? 0=100sin30-T2 and get 50N for the second rope which is perpendicular to the ground. is given as a function of the distance x Free body diagram, Q:Q5) A child pulls a wagon with a force of 20N by a rope making an angle of 25 2.181. traveling at an angle of 25 You are walking up an icy slope. 5 - Two blocks are connected by a string as in Figure Ch. Drawing Free-Body Diagrams With Examples; Author: The Physics Classroom; A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. Calculate the force required to push the sled across the field. driveway before he comes to a stop? away. On the moon, g = 1.6 m/s2. A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. Select the best answer for the question A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. 5 - Two workers are sliding a 300 kg crate across the Ch. away. 300 seconds. Equal and opposite so the force on the truck is 3000N as well. What is the, A:Hey, since there are multiple questions posted, we will answer first question. Net force along x is also zero. The coefficient of kinetic friction between football uniforms and the ground is 0.30. The net force applied to the block is zero. 5 - Running on a treadmill is slightly easier than Ch. 20 hours ago, Posted A. 5 - Running indoors on a treadmill is slightly easier Ch. A football player pushes a dummy forwards at a constant 0.85m/s for 11m using 7150 J of energy. 5) Fred (mass 60 kg) is running with the football at a speed of 6.0 m/s when he is met head-on by Brutus (mass 120 kg), who is moving at 4.0 m/s. a., Q:A 12.23 kg box made of rubber is on dry asphalt at rest. This included the world-record signing of Paul Pogba worth up to 110m, by Manchester United from . At the bottom of the hill, her speed is 6.8 m/s. (b) What does the scale read if the elevator moves upward while speeding up at a rate 3.8m/s2 ? Assume the blue is a string and the orange is a meterstick. How much force must he apply to the sled? If the Ch. 5 - A football player at practice pushes a 60 kg Ch. How much force must he apply to the sled? A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. How much force musthe apply to the sled? 2003-2023 Chegg Inc. All rights reserved. We need at least 9 more A 500 N BALIKBAYAN BOX WAS UNLOADED BY A DELIVERY TRUCK IN A DRIVEWAY. (a). 5 - Its possible for a determined group of people to Ch. b) how far does each player move? torrfoder till drktig tik . Once they 5 - A 3.0 kg puck slides due east on a horizontal Ch. The more requests, the faster the answer. 5 - Elite quarterbacks can throw a football 70 m. To Ch. Fnet=F12+F22+2F1F2cos A golf ball with a mass of 0.045 kg is struck with a force of 1 Newton. 5 - A 2.0-m-long, 500 grope pulls a 10 kg block of ice Ch. with, A:Given: The coefficient of kinetic friction between the grass and the sled is 0.30. 60 N 18 N 600 N C. d. Show Answer Create an account. How much force must he apply to the sled, A football player pushes a 590 N tackling sled. What is the player's speed afterward if the, What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the ground? 7150 = F * 11 Draw a free body, Q:April works at the grocery store. . The coefficient of kinetic friction between football uniforms and the ground is 0.30. F = 650 Newtons exerted by player How much force must he apply to the sled? 1 H U N T E R : T H E R E C KO N I N G. Written by Justin Achilli, Daniel Braga, Johnathan Byerly, Edward Austin Hall, Karim Muammar, Mario Ortegn, Pam Punzalan, and Erin Roberts Advice for Considerate Play appendix by Jacqueline Bryk Editing and Indexing by Ronni Radner Concept Diversity Consultancy and Diversity Reading by Maple Intersectionality Consulting Art Director . What happens to friction as the applied force is

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