A girl weighing 485 N jumps from a tree, and her center of mass falls a vertical distance of 1.90 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 190 N?

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Q: A net external force of magnitude 50N acts in a 2.4 kg object for 10 s. What is the magnitude of the…

A: Given data:  Force (F) = 50 N Mass (m) = 2.4 kg Time interval (Δt) = 10 s Required: The magnitude of…

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Q: Activity 2. A 400N body starts up a 30° incline (µ = 0.2) with a velocity of 3m/s. How long must a…

A: Consider the free-body diagram is shown below, Equating forces along with Newton's law of motion,…

Q: A hockey puck (mass 4.00 kg), initially moving in a straight line with a speed of 1.4 m/s is hit…

A: Given data: m = 4 kg vi = 1.4 m/s vf = 4.9 m/s at 141 degree Need to determine the impulse.

Q: please answer these question

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Q: A girl weighing 470 N jumps from a tree, and her center of mass falls a vertical distance of 2.10 m.…

A: weight of girl (w) = 470 N distance moved in vertical direction (d) = 2.10 m

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

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Q: In a crash test, a car of mass 1.44  103 kg collides with a wall and rebounds as shown in the…

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Q: A car of mass 1760 kg is speeding up on level ground. Its position as a function of time is:  where…

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Q: Two manned satellites approach one another at a relative speed of 0.250 m/s, intending to dock. The…

A: If the collision is elastic then its relative velocities will be same in magnitude whether its…

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

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Q: The magnitude of the net force exerted in the x direction on a 3.20-kg particle varies in time as…

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

Q: A ball of mass 4.506 kg is thrown upward with a speed of 5.727 m/s. What is the magnitude of the…

A: Write the given values with the suitable variables. m=4.506 kgu=5.727 m/s Here, m is the mass and u…

Q: A tennis player receives a shot with the ball (0.060kg) traveling horizontally at 50 m/s, and…

A: Impulse  is described as the effect of force acting over time which in turn change the momentum of…

Q: Starting from rest, a 57.0 kg woman jumps down to the floor from a height of o.670 m, and…

A: mass= 57 Kg height= 0.67 m 0<t<0.8 s F=9200t-11500t2

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

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Q: A 13 kg hammer strikes a nail with a velocity of 13.0 m/s and comes to rest in a time interval of…

A: The impulse is same as change in momentum. that is, J=mu-mv

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: If the sum of all the linear impulses acting on a system of connected rigid bodies is zero in a…

A: Linear impulse is equal to the change in momentum. J=∆p

Q: An arrow of mass 0.05 kg collided with a static apple of mass 0.1 kg and stabilized it and moved at…

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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: The magnitude of the net force exerted in the x direction on a 4.00-kg particle varies in time as…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

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 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 golf ball strikes a hard, smooth floor at an angle of 29.1° and, as the drawing shows, rebounds at…

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Q: A bullet of mass 100 g is fired horizontally into a block of wood of mass 2 kg and suspended like a…

A: Given data Mass of bullet is m=100 g=0.10 kg Mass of block of wood is M=2 kg Acceleration due to…

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: Find the magnitude of an impulse produced by a 300 g mass rubber ball, striking a wall horizontally…

A: Given  Mass of the rubber ball M=300g M=0.3kg Initial velocity is vi=40m/s Final velocity is…

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

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Q: At the circus, one of the acrobats does a belly-flop from 12.0 m into 30 cm of water. If the mass of…

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Q: In utter despair during this test, you kick the wall with force of 1250 N. Before rebounding, your…

A: Write the relation for the impulse. J=∫t0t1Fdt=∫05.95×10-3 s1250 Ndt Integrate the above expression;…

Q: Consider a race car colliding with the track wall. Just before the collision, the car (with the…

A: Given- The initial velocity of a car (v0) = 9 m/s Makes angle (θ1) =-310 Final velocity of a car…

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…

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Q: The engine of a model rocket is rated with a total impulse of 5.50 N·s and a thrust duration of 1.10…

A: Given data The magnitude of the total impulse is I = 5.50 N.s The duration of the thrust is t = 1.10…

Q: A member of the volleyball team spikes the ball. During this process, she changes the velocity of…

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Q: Can you produce a net impulse on an automobile by sitting inside and pushing on the dashboard? Can…

A: Impulse can be defined as the product of force acting on the body to the time interval for which…