1. A 4768-kg roller coaster train full of riders approaches the loading dock at a speed of 17.1 m/s. It is abruptly decelerated to a speed of 2.2 m/s over a distance of 13.6 m. Determine the retarding force that acts upon the roller coaster cars. KE₁ + PE₁ KE₁ W Vexternal PE₁

1. A 4768-kg roller coaster train full of riders approaches the loading dock at a speed of 17.1 m/s. It is abruptly decelerated to a speed of 2.2 m/s over a distance of 13.6 m. Determine the retarding force that acts upon the roller coaster cars. KE₁ + PE₁ KE₁ W Vexternal PE₁

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter2: One Dimensional Motion

Section: Chapter Questions

Problem 87PQ: In 1898, the world land speed record was set by Gaston Chasseloup-Laubat driving a car named...

See similar textbooks

Related questions

Q: The ceiling of an arena is 77 m above the floor. What is the minimum speed that a thrown ball would…

A: initial velocity = u Height os ceiling of arena above the floor (h) = 77 m

Q: Q2: The x component of vector bis -27.8 m and the y component is +48.5 m. What are the magnitude of…

A: Given, bx = - 27.8 m by = 48.5m We need to calculate, Magnitude and Angle from +x axis. =?

Q: Explain why you think a sign on a copy machine reading ”.05¢a copy” is put up by mistake.

A: We know that 1 dollar comprises of 100 cents. This is written as 1$=100 cents. Thus 1 cent =0.01$.

Q: A proton is projected perpendicularly into a magnetic field that has a magnitude of 0.23 1. The…

Q: Shown below is the radial acceleration vector for an object moving in a circle while slowing down.…

Q: QUESTION 3 Atomic number is based on the number of protons and neutrons. G True ✔ B 1 If false,…

A: The atom is made of three subatomic particles, mainly the proton, electron and neutron. In terms of…

Q: If two electrons are each 1.50 x 10-¹0⁰ m from a proton (Fig. E21.41), find the magnitude and…

Q: A battery with an emf of 9 V is connected to the three capacitors as shown below. When the…

Q: 6. A 4357-kg roller coaster car starts from rest at the top of a 36.5-m high track. Determine the…

A: Mass, m = 4357 kg Height, H = 36.5 m Height, h = 10.8 m Speed, v = ?

Q: A wire loop enclosing a semicircle of radius a is located on the boundary of a uniform magnetic…

Q: At the surface of a freshwater lake, the pressure is 105 kPa. What is the approximate pressure…

A: Given, Height = 42.6 m Temperature = 20°C Density = 1.2 kg/m3 We need to calculate, Decrease in…

Q: e arrangement shown in the figure below, an object of mass m= 4.0 kg hangs from a cord around a…

A: For a Wave Speed = frequency × wavelength Speed of wave in a string v =(T/m)1/2 Where T = tension m…

Q: A planet of mass 4 x 1024 kg is at location (5 x 1011, -5 x 1011, o) m. A star of mass 5 x 1030 kg…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: The Q vs t graph shown below is for the capacitor of an RC circuit. Q (C) 18 13.5 9. 4.5 Determine…

A: From the graph, The maximum voltage is Vm=0.9 V The time constant is τ=0.632Vm⇒τ=0.632×0.9⇒τ=0.5688…

Q: 5. A runner joining a 500-m fun run must run around the end of a track that has a circular arc with…

A: Given that A runner joining a fun run around the end of track (d) =500m Track that has a circular…

Q: disk with radius R and uniform positive charge density o es horizontally on a tabletop. A small…

A: Given, M= 300g Q = 1 microcoulomb R= 6 cm Sigma = 10 nC/cm2. We need to calculate, h =?

Q: The density of aluminum is 2700 kg/m³. If transverse waves propagate at 25 m/s in a 5-mm diameter…

Q: Compute the EQUIVALENT RESISTANCE of the circuit shown below. Then find the voltage drop across each…

A: The resistors in the lower branch are in series. RS=R2+R3+R4RS=10 Ω+7 Ω+4 ΩRS=21 Ω The resistor RS…

Q: The rotational kinetic energy term is often called the kinetic energy in the center of mass, while…

A: The formula for total kinetic energy Ktot in a rotating system is Ktot=Kr+Kt where Kr is the…

Q: Balsa wood with an average density of 130 kg/m3 is floating in pure water. What percentage of the…

A: Given: Density of wood ρwood=130 kg/m3, Density of pure water ρwater=1000 kg/m3. Required:…

Q: The figure below shows the horizontal forces acting on a sailboat moving north at constant velocity,…

A: Given, F→ = 178 N

Q: For a safe reentry into Earth's atmosphere, the pilots of a space capsule must reduce their speed…

Q: The total electric flux from a cubical box 34.0 cm on a side is 4860 N-m²/C. ▼ Part A What charge is…

A: Given, Electric flux = 4860 Nm2/C. We need to calculate, Charge enclosed =?

Q: The electric field on the axis of a uniformly charged ring has magnitude 360 kN/C at a point 5.6 cm…

Q: A uniform electric field of 100 N/C points in the +x direction. Four positions are shown in the…

Q: .) Determine Req for the combination of resistors shown below. eq= 7.4411 R₂=11Q R₁ =4Q R₂=19 Q x…

Q: 1. Find the total capacitance of the combination of capacitors shown: 5.0 μF T8.0 8.0 μF 3.5 μF 1.5…

Q: Part 2: Four combos of 4 capacitors A.) Determine Ceq for the combination of capacitors shown below.…

Q: Which of the following statements is true about an eye that is farsighted? Question 17 options:…

A: Explanation: Farsightedness, also known as hyperopia, is a common refractive error of the eye where…

Q: Speaker 1 is at x = 0 and speaker 2 is to the right and facing it at x = 3 m. The speakers are…

A: Given, Speaker 1 is at x = 0 and speaker 2 is to the right and facing it at x = 3m. The first…

Q: A sewing machine needle moves with a rapid vibratory motion, rather like SHM, as it sews a seam.…

Q: 2. A subway train starts from rest at a station and accelerates at a rate of 1.60 m/s² for 14.0 s.…

Q: In the figure the four particles form a square of edge length a = 6.40 cm and have charges 91 7.75…

Q: Acertain airplane has a speed of 297.6 km/h and is diving at an angle of 0 = 33.0° below the…

Q: Which of the following statements about a black body are true? Select one or more: a. The…

A: When the radiation falls on the body some energy absorbed by the body, some energy reflected by body…

Q: 1 ,A carousel has a radius of 12.0 m and turns once in 45.0 s. What is the speed of a rider on the…

Q: A small object with mass 0.200 kg moves with constant speed in a vertical circle of radius 0.500 m.…

A: GIVEN time period = 0.10 s Radius of circle = 0.5 m

Q: A planet of mass 4 x 1024 kg is at location (5 x 1011, -5 x 1011, 0) m. A star of mass 5 x 1030 kg…

A: Mass of the planet m=4×1024 kg Mass of the star M=5×1030 kg Position of the planet…

Q: Two point charges are placed on the x-axis as follows: charge 91 3.98 nC is located at = 0.205 m,…

A: According to the given data q1=3.98 nC at r1=0.205m towards +x-axis from the origin q2=4.99nC…

Q: 18) A U-tube open at both ends is partially filled with water. Benzene (density = 897 kg /m³ is…

A: Draw the schematic diagram of the system.

Q: Determine the torque acting on a bolt when you try to turn it using a 0.4 m long wrench with a force…

Q: A ski stuts mom rest and slides down a 27 degree incline 80 m long. Part A If the ooefticient of…

Q: A stone is catapulted at time t = 0, with an initial velocity of magnitude 20.5 m/s and at an angle…

Q: Speaker 1 is at x = 0 and speaker 2 is to the right and facing it at x = 2 m. The speakers are…

Q: Relative to the force needed to keep a box moving at constant velocity across a floor, to start the…

A: Relative to the force needed to keep a box moving at constant velocity across a floor, to start the…

Q: Two ropes are used to support a stationary weight W. The tensions in the ropes must a. each be W/2…

A: kinetic energy = (1/2) mv2 potential energy = mgh momentum = mv

Q: ds The accompanying figure shows the velocity v = dt body moving along a coordinate line. a. When…

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

Q: Ө 10 Ĉ 135° B A ppose that the magnitude of À is 36.0 km and the magnitude of Ĉ is 25.0 km. If the…

A: Given:- We have given a vector diagram and the magnitude of the vector is as A→= 36.0 KmC→=25 Km…

Q: For the following potential distribution, calculate the electric field. V = 5R² cos 0 sin o -Select…

A: The electric field us given as the negative gradient if potential that is E=-dV/dr. Here will take…

Question

Please show all steps and work thank you.

1. A 4768-kg roller coaster train full of riders approaches the loading dock at a speed of
17.1 m/s. It is abruptly decelerated to a speed of 2.2 m/s over a distance of 13.6 m.
Determine the retarding force that acts upon the roller coaster cars.
PE;
KE;
+
+
W₂
external
=
KE
+
PE

Expert Solution

Step 1 GIVEN

Mass, m = 4768 kg

Speed, v = 17.1 m/s

Speed, V = 2.2 m/s

Distance, d = 13.6 m

Regarding force, F = ?

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

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

Towns A and B in Figure P4.64 are 80.0 km apart. A couple arranges to drive from town A and meet a couple driving from town B at the lake, L. The two couples leave simultaneously and drive for 2.50 h in the directions shown. Car 1 has a speed of 90.0 km/h. If the cars arrive simultaneously at the lake, what is the speed of car 2?
In 1898, the world land speed record was set by Gaston Chasseloup-Laubat driving a car named Jeantaud. His speed was 39.24 mph (62.78 km/h), much lower than the limit on our interstate highways today. Repeat the calculations of Example 2.7 (acceleration for first 6 miles, time of timed mile, acceleration for last 6 miles) for the Jeantaud car. Compare the results of the ThrustSSC to Jeantaud.
A girl, moving at 8 m/s on in-line skates, is overtaking a boy moving at 5 m/s as they both skate on a straight path. The boy losses a ball backward toward the girl, giving it speed 12 m/s relative to him. What is the speed of the ball relative to the girl, who catches it? (a) (8 + 5 + 12) m/s (b) (8 - 5 - 12) m/s (c) (8 + 5 - 12) m/s (d) (8 5 + 12) m/s (e) (8 + 5 + 12) m/s
2. A mass of 4 kg is dropped with a velocity of 5 m/s. a. Find an expression for the velocity of an object if the force due to air resistance is 60v. b. Find the limiting velocity for the object.
4. A 63kg astronaut is on a spacewalk when the tether line to the shuttle breaks. The astronaut is able to throw a spare 10kg oxygen tank in a direction away from the shuttle with a velocity of 12m/s, propelling the astronaut back to the shuttle. Assuming the astronaut and tank started at rest, what is the astronaut's final velocity after throwing the tank? GU E 99+ SI
2. A 15000 kg plane is flying over a war zone and drops a 297 kg bomb. Assume that air resistance is negligible. a. If the plane is flying at an altitude of 700 m, how many seconds does it take for the bomb to strike its target? a ニ-タ.8 d= 700 し、二0 b. How fast is the bomb going when it strikes its target? Veこ 3. A 1.5 L water balloon is tossed off the top of the school. If it has a velocity of 35 m/s when it hits, what is the height of the school? Cこ-9.8 Viこ0 Vf- 35
1. A 400-lb object is released from rest 500 ft above the ground and allowed to fall under the influence of gravity. Assuming that the force in pounds due to air resistance is –10v, where v is the velocity of the object in ft/sec, determine the equation of motion of the object. When will the object hit the ground?
SITUTATION 15. The velocity of a 1220kg missile is measured by radar from t = 0 to t = 6 sec. and is determined to be V = (320 + 60t)i + (400 – 12t²)j m/s. a. Determine the velocity of the missile at t=3sec. b. Determine the acceleration of the missile at t=3sec. C. Determine the magnitude of the total force acting on the missile.
At what speed must a particle move in order to double its mass? a. 2.6x108 m/s b. 2.8x108 m/s c. 2.7x108 m/s d. 2.9x108 m/s
A block of mass m is dropped from the fourth floor of an office building and subsequently hits the ground with speed v. From which floor is the mass dropped to double the impact speed? a. The tenth floor. b. The sixth floor. c. The sixteenth floor. d. The twelfth floor. e. The eighth floor. If an object of mass m moves with constant speed v, the net force on the object is: a. mv b. ma c. mg d. None of these answers is correct e. 0
8. A 900 kg car traveling at a speed of 10 m/s suddenly runs out of gas while approaching the valley shown in the diagram. What will be the car's speed as it coasts into the gas station on the other side of the valley? Ignore air resistance and rolling friction. Show your calculation. Gas station 15 m 10 m hz diagram not to scale!
Vmax In a laboratory experiment, a sphere of diameter 8.0 mm is released from rest at t = 0 at the surface of honey in a jar, and the sphere's downward speed v when it travels in the honey is found to be given by v = Vmax (1 - e-t/T), where 0.040 m/s and T = 0.50 s. (a) Obtain an expression for a(t). (b) Draw graphs for v(t) and a(t) for the time interval 0 to 2.0 s. (c) Obtain an expression for x(t), choosing the positive x axis as downward, and draw the graph for this func- tion. (d) Use your x(t) graph to determine the time interval needed for the sphere to reach the bottom of the container if the surface of the honey is 0.10 m above the bottom of the jar. ... =