A girl weighing 470 N jumps from a tree, and her center of mass falls a vertical distance of 2.10 m. Find the impulse necessary to bring her to rest. Over what time interval must the deceleration last in order that the average force does not exceed 225 N?

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A: Given information: The mass of the soccer ball, m=0.43 kg The time in contact with the player's…

Q: In tae-kwon-do, a hand is slammed down onto a target at a speed of 10 m/s and comes to a stop during…

A: Given:Mass of the hand = 0.6 kgSpeed of the hand = 10 m/sTime of impact = 3 ms

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A: Hai, since there are multiple sub parts posted, we will answer the first three sub parts. (a) The…

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A: Given:  mass of ball, m = 140 g = 0.14 kg  initial velocity, u = - 7.8 m/s  final velocity, v = 7.8…

Q: A girl weighing 490 N jumps from a tree, and her center of mass falls a vertical distance of 1.80 m.…

A:

Q: A particle is moving along the x axis, and the graph shows its momentum p as a function of time t.…

A: Force is given as the rate of change of momentum with time. So, the slope of the graph represents…

Q: please answer these question

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Q: A 0.150 kg lump of clay is dropped from a height of 1.15 m onto the floor. It sticks to the floor…

A: Mass of lump (m) = 0.150 kg height (h) = 1.15 m Initial velocity (u) = 0 m/s

Q: A soccer ball has a mass of 0.40 kg. Initially it is moving to the left at 20 m/s, but then it is…

A: Mass of soccer ball = 0.40kg Initial speed of ball = -20m/s Final speed of ball with magnitude =…

Q: A ball of mass 0.150 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to…

A:

Q: A 0.150-kg baseball, thrown with a speed of 40.0 m/s, is hit straight back at the pitcher with a…

A: Given data:  Mass of baseball (m) = 0.150 kg Initial velocity (Vi) = - 40.0 m/s Final velocity (Vf)…

Q: Buring World War 2, a military parachutist fell 0.37km from an airplane without being able to open…

A:

Q: In the overhead view of the figure, a 480 g ball with a speed v of 8.6 m/s strikes a wall at an…

A: (a)  J →= Δp→Δp→ = m(v→f-v→i)Here, v→i = +8.22i^-2.5j^v→f = +8.22i^+2.5j^J →= (0.48kg x 5…

Q: In tae-kwon-do, a hand is slammed down onto a target at a speed of 13 m/s and comes to a stop during…

A: a) The required impulse is,

Q: The figure shows a 0.3 kg baseball just before and just after it collides with a bat. Just before,…

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Q: Water falls without splashing at a rate of 0.220 L/s from a height of 3.40 m into a 0.590-kg bucket…

A: The total weight that the scale will measure will be equal to the sum of the weight of the bucket,…

Q: A 1200 kg car moving at 5.3 m/s is initially traveling north in the positive y direction. After…

A: Given  Mcar = 1200kg u= 5.3 m/s  A ) impulse = change in momentum

Q: An object of mass 2.5 kg is moving in the negative x direction at a velocity of 2.0m/s. It…

A:

Q: A spacecraft is separated into two parts by detonating the explosive bolts that hold them together.…

A: The value of the speed on mass 1 will be,

Q: A 0.046 kg golf ball initially at rest is given a speed of 20 m/s when a club strikes. If the club…

A: Here, ∆p=F∆tm∆v=F∆tF=m∆v∆t

Q: A ball of mass 3.324 kg is thrown upward with a speed of 5.669 m/s. What is the magnitude of the…

A: Mass of ball ( m ) = 3.324 kg  Speed of ball ( v i ) = 5.669 m/s    Let, final velocity when it…

Q: Starting from rest, a 58.0 kg woman jumps down to the floor from a height of 0.750 m, and…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Two objects, both with a mass of 1.91 kg are sliding across a horizontal, frictionless surface…

A:

Q: Particle 1 of mass 200 g and speed 3.00 m/s undergoes a onedimensional collision with stationary…

A: Given: A) Find, the magnitude of the impulse on particle 1 if the collision is elastic.…

Q: A 1390 kg car moving at 6.00 m/s is initially traveling north along the positive direction of a y…

A:

Q: A 1300 kg car moving at 6.3 m/s is initially traveiing north in the positive y direction. After…

A: mass of car (m) = 1300 kg initial velocity (u) = 6.3 ms due north after turn , new velocity = 6.3 ms…

Q: A 75-kg running back moving north at 2.0 m/s experiences a southward impulse of 250 N s. What is the…

A:

Q: An experimental rocket sled weighs 5760 lb and is propelled by six rocket motors each with an…

A: The value of the time average R of the total aerodynamic and mechanical resistance is 513.59 lb

Q: Two objects, both with a mass of 1.92 kg are sliding across a horizontal, frictionless surface…

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Q: During world war 2, a military parachutist fell 0.37km from an airplane without being able to open…

A: S= 0.37km = 370 m , u= 0m/s  V= 56m/s , m= 85kg , F= 1.2× 105 N

Q: A professional golfer is examining a video of a practice swing. The high‑speed footage shows that…

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Q: jumping off the roof of a garage and landing on the ground, you eventually come to a stop. Which…

A: Impulse = F × dt

Q: A golf ball strikes a hard, smooth floor at an angle of 28.8° and, as the drawing shows, rebounds at…

A: Momentum conservation: Linear momentum conservation law states that the total momentum of the system…

Q: A ball of mass 4.848 kg is thrown upward with a speed of 5.965 m/s. What is the magnitude of the…

A: 1) mass of ball = m = 4.848 kg initial velocity = V0= 5.965 m/s at highest point velocity = V = 0…

Q: A person is pushing a 8 kg block along a horiontal surface at a constant speed of 15.4 m/s. The…

A: Impulse due to gravity is = (Gravitational force)*(time ) Impulse = mg*time Impulse = m*g*(d/v)…

Q: In a Little League baseball game, the 0.3 kg ball enters the strike zone with a speed of 10.0 m/s…

A:

Q: Two students are playing paddle ball with a 5 kg spongy ball. If the ball is thrown at the batter…

A: Given data: m = 5 kg v=-10 m/s u=5 m/s Need to determine the magnitude of the impulse imparted on…

Q: A golf ball strikes a hard, smooth floor at an angle of 25.7 ° and, as the drawing shows, rebounds…

A:

Q: A time-varying horizontal force F(t) = 5.1t4 + 7.8t2 acts for 0.500 s on a 12.25-kg object, starting…

A: Let us consider that a time varying force cuts on a particle & at time instant t the value of…

Q: A professional golfer is examining a video of a practice swing. The high‑speed footage shows that…

A: Given that:- Mass of ball=m=45.9 gm

Q: A ball of mass 3.859 kg is thrown upward with a speed of 6.687 m/s. What is the magnitude of the…

A:

Q: A girl weighing 485 N jumps from a tree, and her center of mass falls a vertical distance of 1.90 m.…

A: Answer Weight of the girl W = 485 N Distance moved in vertical direction d = 1.90 m

Q: The magnitude of the net force exerted in the x direction on a 2.50-kg particle varies in time as…

A: Given: m= 2.5 kg (a) impulse = Force×time(t)= area of the F vs t graph   impulse= area of the…