For testing, a jetski coming in at 34.1 m/s collides with a tree and stops in around 1 second. A dummy passenger weighing 1481.3 N is protected by an airbagthat slows its velocity in 1.7 s. What is the magnitude of average force does the dummy experience during the collision? (N) Answer: 3028.86

For testing, a jetski coming in at 34.1 m/s collides with a tree and stops in around 1 second. A dummy passenger weighing 1481.3 N is protected by an airbagthat slows its velocity in 1.7 s. What is the magnitude of average force does the dummy experience during the collision? (N) Answer: 3028.86

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter8: Conservation Of Energy

Section: Chapter Questions

Problem 84PQ

See similar textbooks

Related questions

Q: How much force is needed to make a rocket move in constant velocity in a frictionless outer space?…

A: If a rocket moves with constant velocity, its acceleration will be zero.

Q: 10. A 430 N force accelerates a cart from 10 m/s to 18 m/s in 5 s. What is the mass of the cart? a.…

A: Given: The force (F) on the cart is 430 N. The initial speed (u) of the cart is 10 m/s. The final…

Q: A bullet is moving at 400 m/s as it leaves a rifle barrel that is 65 cm long. If the mass of the…

Q: In the figure, block A (mass 1.1 kg) slides into block B (mass 2.7 kg), along a frictionless…

Q: If the foam ball has a mass of 0.025 kg, what would be its velocity 224 milliseconds after the ball…

A: Given that:- Mass of foam ball=m=0.025kg

Q: The figure below shows Atwood's machine, In which two contalners are connected by a cord (of…

Q: The figure below is for a 5 kg object. v(m/s) 50.0 40.0 30.0 20.0 10.0 2.0 4.0 6.0 t(s) a) Find the…

Q: If a rocket in space is initially at rest and then accelerates at a rate of 50 m/s 2 for one minute…

Q: Which of the following steps would most likely result in lowering the force of a collision? a…

A: By Newton's 2nd law, Force is given by, F=Change in momentumTime=∆pt=m(v-u)t

Q: A 100-kg cannon at rest contains a 10-kg cannon ball. When fired, the cannon ball leaves the cannon…

Q: A man is texting on his phone as he drives his car at 40 kmph, he suddenly notices a child is…

A: Given : m1 = 4000 kg m2 = 60 kg Total mass m = 4060 kg u = 40 km/h = 11.11 m/s v = 0 t = 2 s

Q: An empty coal car of mass 5000 kg starts from rest under an applied force of magnitude 1000 N. At…

Q: A mine cart has a mass of 100 kg and is moving with a velocity of 4 m/s. A 200 kg rock is dropped…

Q: A 565 kg minecart is travelling at 78 km/hr. What is the average force required to stop the minecart…

A: Given data: Mass (m) = 565 kg Initial velocity (v0) = 78 km/hr Time interval (Δt) = 23 s Final…

Q: A ball of mass m=2kg is moving along the + x axis at a speed of 6 m/s. Calcula the average force…

A: The acceleration is given by v =u + at The force is given by F =m a

Q: A century-old platter falls vertically downward. Upon breaking, its fragments fly off parallel to…

Q: A 4.20-gram bullet moves at 120 m/s in a horizontal direction which was buried in a 75- gram block…

Q: Two masses m1 = 12 kg and m2 = 6 kg are con %3D by a light string that passes over a frictionless

A: Givenm1=12 kgm2=6 kgg=10 m/s2

Q: Which of the following is an appropriate unit for force? Note: there may be more than one correct…

A: We know that force can be written as Force= Mass×acceleration We know unit of mass is Kg and that…

Q: ••An air-track cart of mass m1 = 0.14 kg is moving with a speedv0 = 1.3 m>s to the right when it…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: What is the momentum of a 4.45x104 N truck when traveling at the rate of 100 km/hr? Solution FBD…

A: Given data: W=4.45×104Nv=100 km/hr Need to determine the momentum of the truck.

Q: In a football game, 101.3 kg linebacker moving west at 1.19 m/s tackles a running back moving east…

A: Given : Mass of the linebacker, mL = 101.3 kg Velocity of the linebacker, vL = 1.19 m/s…

Q: A 40 g ball is fired from a 1.6 kg spring-loaded toy rifle with a speed of 25 m/s. What is the…

A: Given in question - mass of rifle (Mr) = 1.6kg mass of ball(Mb) =…

Q: Two train cars on a frictionless track have a completely inelastic collision in which they "couple"…

Q: Find the final velocity (v,). Note that left is negative and right is positive Before Collision…

A: Given, Let the yellow ball be body 1 and the blue ball be body 2 . m1 = 4 kg , u1 = 10 m/s ,v1 = -2…

Q: What is the force if Mass= 0.1697 kg Initial velocity: 0 m/s Time interval: 0.0791 s Final…

A: The expression for the 1st equation of motion is given as v=u+at Substituting the values in the…

Q: .333 kg ball, initally at rest moves a distane of 5.0 m in 1.25 s. what is the magnitude of the…

A: Given: mass of ball, m = 0.333 kg distance traveled, S = 5 m time taken, t = 1.25 sec Initial…

Q: How much force is needed to make a rocket move in constant velocity in a frictionless outer space? O…

Q: The figure below is for a 5 kg object. v(m/s) 50.0 40.0 30.0 20.0 10.0 2.0 4.0 6.0 t(s) a) Find the…

Q: The figure below is for a 50 kg object v(m/s) 100.0 80.0 60.0 40.0 20.0 2.0 4.0 t(s) Find the…

A: As per our guidelines we are supposed to answer only first three parts of question. Please post…

Q: rocket of mass 1223 kg accelerates at 129 m/s^2 for 39 s from an initial speed of 1836 m/s. How fast…

A: Given initial velocity u =1836 m/s

Q: A 30,000 kg freight car is coasting at 0.850 m/s with negligible friction under a hopper that dumps…

Q: As shown in the figure, the mass of the block is 214 kg. If Fappi= 59.4 N and Fapp2=38.7 N, find the…

A: Given: m =214kgF1 =59.4 NF2 =38.7 N

Q: A rocket whose initial mass is 12,500 kg is in deep space and consumes fuel at a rate of 62.5 kg…

Q: Albert and his friend Isaac are standing in the middle of a sheet of ice in the student parking lot…

A: Given,mass of the albert, mA = 73.6 kgspeed ofthe albert, vA = 1.30 ms (towards right)mass of the…

Q: Calculate the k.e. of a a 1 kg trolley travelling at 2 m/s, b a 2 g (0.002 kg) bullet travelling at…

Q: Ball #1 mass= 1.0 kg Ball #2 1 velocity = 1.7 m/s 2 mass= 1.5 kg velocity = 0.0 m/s What is the…

A: Given data: Mass of ball 1, m1=1 kg Velocity of ball 1, v1=1.7 m/s Mass of ball 2, m2=1.5 kg…

Q: Q30. When a force is applied to a body of mass 2 kg, its velocity changes from 20 ms to 30 ms in 2…

Q: A bullet of mass 30 gm leaves the barrel of a gun with a velocity of 500 m/s. Suppose, the force…

A: Given Mass of the bullet is m=30 g=30×10-3 kg Velocity of the bullet is v0=500 m/s The force lasted…

Q: A 76.1 kg astronaut of holding a 12.3 kg tool pack while drifting at 10.6 m/s to the right. She…

Q: A 100. m E 38 m 20. m B What is the velocity of a car with a mass of 40 kg as it travels along the…

A: Mass of the Car is m = 40 kg Height of point A is HA = 100 m Height of point B is HB = 0 m Height of…

Q: This question is incorrect. Can you help me solve this question with these numbers? Ball #1 mass…

Q: Squids are the fastest marine invertebrates, using a powerful set of muscles to take in and then…

A: Apply the momentum conservation equation. Here, ms represents the mass of squid, mw represents the…

Q: A 100. m E D 38 m 20. m B What is the velocity of a car with a mass of 40 kg as it travels along the…

A: Given data The mass of the car is m = 40 kg The height at point A is hA = 100 m The height at point…

Q: M2 = 5 kg uk = 0.1 M1 = 10 kg %3D H = 3 m velocity of the mass 1 when it hits the floor?

Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

V:00
a 46
For testing, a jetski coming in at 34.1 m/s
collides with a tree and stops in around 1
second. A dummy passenger weighing
1481.3 N is protected by an airbagthat slows
its velocity in 1.7 s.
What is the magnitude of average force
does the dummy experience during the
collision? (N)
Answer:
3028.86
The correct answer is: 3028.86

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1.

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A man is texting on his phone as he drives his car at 40 kmph, he suddenly notices a child is crossing the road so he rams his brake bringing the car to stop in 2s. If the car’s mass is 4000 kg and he weighs 60 kg, what was the retarding force on the car?
A 5.05 • 105-kg rocket is accelerating straight up. Its engines produce 1.15 • 107 N of thrust, and air resistance is 4.45 • 106 N . What is the rocket’s acceleration, using a coordinate system where up is positive?
Starting from a standstill, Abi (mass = 55.00 kg) performs a vertical jump. a.) How much does Abi weigh (in Newtons)?
Balancing carefully, three boys inch out onto a horizontal tree branch above a pond, each planning to dive in separately. The third boy in line notices that the branch is barely strong enough to support them. He decides to jump straight up and land back on the branch to break it, spilling all three into the pond. When he starts to carry out his plan, at what precise moment does the branch break? Explain. Suggestion: Pretend to be the third boy and imitate what he does in slow motion. If you are still unsure, stand on a bathroom scale and repeat the suggestion.
For the couple in Fig. 3.28, suppose you were told that the girls mass was three-fourths that of the boys mass. What would be the girls velocity in this case?
A large rocket has a mass of 2.00 × 106 kg at takeoff, and its engines produce a thrust of 3.50 × 107 N. (a) Find its initial acceleration if it takes off vertically. (b) How long does it take to reach a velocity of 120 km/hstraight up, assuming constant mass and thrust?
Following the collision with a tree, the car rapidly decelerates and comes to a full stop in 0.26 seconds. Given that the passenger in the car has a mass of 70.0 kg and experiences a restraining force from the seat belt amounting to 4038 N, what was the car's initial velocity just before the impact with the tree?
acts on a 2 kg mass and gives it an accoloration of 3 m/s?. What is the magnitude of the force (in Newtons)?
What is the magnitude of the average force, in newtons, exerted on a 0.0295-kg bullet to accelerate it to a speed of 590 m/s in a time of 1.85 ms?
The masses m1and m2shown in the figure are tied to eachother by a rope over a frictionless pulley. While the mass m1rotates in the horizontal plane, the mass m2staysat rest. Neglect the mass of the pulley and the rope. (m1= 4 kg, m2= 5 kg, L = 2 m)a) Find the tension in the rope.b) Find angle c) Find the velocity of the mass m1.
A massive missile has a mass of 1.95 × 106 kg at takeoff, and its engines produce a thrust of 3.9 × 107 N . (a) Find its initial acceleration, in meters per second squared, if it takes off vertically. Take up to be positive. (b) How long, in seconds, does it take to reach a velocity of 120 km/h straight up, assuming constant mass and thrust?
A force F = (90, 80) N acts on a mass of 5 kg. At time t = 0 s, the mass is initially at rest. What are the (x,y) components of the velocity vector (in m/s) after 1.9 seconds?( , )