Two forces, F, = (2.70î – 3.40j) N and F, = (3.70î – 7.80j) N, act on a particle of mass 2.10 kg that is initially at rest at coordinates (-1.50 m, +4.40 m). 1 (b) In what direction is the particle moving at t = 11.5 s? ° counterclockwise from the +x-axis

Two forces, F, = (2.70î – 3.40j) N and F, = (3.70î – 7.80j) N, act on a particle of mass 2.10 kg that is initially at rest at coordinates (-1.50 m, +4.40 m). 1 (b) In what direction is the particle moving at t = 11.5 s? ° counterclockwise from the +x-axis

Classical Dynamics of Particles and Systems

5th Edition

ISBN:9780534408961

Author:Stephen T. Thornton, Jerry B. Marion

Publisher:Stephen T. Thornton, Jerry B. Marion

Chapter2: Newtonian Mechanics-single Particle

Section: Chapter Questions

Problem 2.38P: The speed of a particle of mass m varies with the distance x as υ(x) = αx−n. Assume υ(x = 0) = 0 at...

See similar textbooks

Related questions

Q: A large cruise ship of mass 6.70 ✕ 107 kg has a speed of 12.4 m/s at some instant. What is the…

A: According to the work kinetic energy theorem, the work done on an object is equal to the change in…

Q: A 3.1 of object is initially moving at 2.7 m/s to the right while experiencing a net force that also…

A: Given that: Mass of the object, m=3.1 kgInitial velocity, u=2.7 m/sF=1.2tt=3.4, v=? s=?

Q: In the figure, a runaway truck with failed brakes is moving downgrade at 130 km/h just before the…

A: According to the conservation of energy, the height of the rock is 12mv2=mghh=v22g=130 km/h×0.2777…

Q: In the very Dutch sport of Fierljeppen, athletes run up to a long pole and then use it to vault…

A: Let m denote the mass of the vaulter, r denote the distance of the vaulter from the bottom of the…

Q: block of mass m= 5 Kg is sent sliding up a large plane inclined at 0 = 37° while a horizontal force…

A: Given:mass, m = 5 kgForce, F = 50 Nangle, θ = 37°co-efficient of kinetic friction, μk =…

Q: A 1500N block is in contact with a level plane whose coefficient of kinetic friction is 0.10 If the…

A: Given: The weight of the block is 1500 N. The coefficient of kinetic friction is 0.1. The applied…

Q: 4. A 3.00 kg mass that is initially at rest on a horizontal surface. An applied force of 15.0 N…

Q: A bolt gun contains a spring of spring constant k = 11 N/m which is used to shoot a bolt of mass m.…

Q: The force acting on a skater of mass 73.4 kg is attenuated with her speed v as F=-1.23*v2, where v…

A: Given that: Mass of skater, m=73.4 kgF=-1.23 v2Initial speed, vi=4.06 m/sInitial speed, vf=2.24…

Q: A 2.0 kg object has a velocity of 4.0f m/s at t = 0. A constant resultant force of (2.0î + 4.0f ) N…

A: According to second equation of motion v=u+at

Q: In February 1955, a paratrooper fell 370 m from an airplane without being able to open his chute but…

A: Given , terminal velocity u=56 msmass m=85 kgForce F=1.2x105 N

Q: An applied force of 43.9 N directed at an angle of -18.5 degrees with respect to the +x direction…

Q: A skier is on a 25° slope and his mass is 80kg. If his constant velocity and the coefficient of…

A: Given, Mass=80kg

Q: 1,200 kg car traveling at a speed of 43 m/s skids to a halt on wet concrete where µk = 0.60. How…

Q: In February 1955, a paratrooper fell 370 m from an airplane without being able to open his chute but…

Q: A 3.0 kg block is set moving with an initial speed of 20 m/s on a rough horizontal surface. If the…

Q: An applied force of 44.6 N directed at an angle of -15.3 degrees with respect to the +x direction…

A: Given: Applied Force F = 44.6 N angle made with x-axis θ = -15.3° mass of the block , m =2.89 kg…

Q: An applied force of 43 N directed at an angle of -11.6 degrees with respect to the +x direction acts…

Q: a mother and her child are skiing together, and the mother is holding the end of a rope tied to the…

Q: A 6.53 kg block initially at rest is pulled to the right along a horizontal surface by a constant…

A: The expression for the net force,

Q: A 14 kg block measures 7 cm by 9 cm by 25 cm. When it slides on a 9 cm by 25 cm face, it moves with…

A: The expression for friction force is Ff=μkN Friction force depends on the coefficient of friction…

Q: 5.23 CP CALC A 2.00-kg box is moving to the right with speed 9.00 m/s on a horizontal, frictionless…

A: (given) Mass (m) of the box = 2 kg Speed of the box = 9 m/s Force F(t) = 6…

Q: An object of mass m=2 kg placed on a rough horizontal surface is given an initial speed of 9m/s and…

A: Given: The mass of the object is 2 kg. The initial speed of the object is 9 m/s. The final speed of…

Q: If a 2.1 kg object is initially at rest on a frictionless, horizontal surface and subjected to a…

Q: A simple pulley system consists of two masses connected by a thin rope. Mass A, 5.0 kg, is initially…

Q: A 1500 N block is in contact with a level plane whose coefficient of kinetic friction is 0.12. If…

A: mg=Weight of block=1500 Ng=Acceleration due to gravity=9.81 m/s2m=Mass of block=mgg=15009.81…

Q: Suppose that the 1kg standard body accelerates at 4m/s² at 160° from the +x-axis, owing two forces,…

Q: A particle of unit mass moving in one dimension is subject to a force F(x) = -1+x. Let x(t) denote…

A: Force is a vector quantity which means it has both magnitude and direction to it. According to…

Q: Jadon is 5 years old and weighs 45.0 pounds. He is sitting on a swing when his cousinAllison pulls…

Q: A 50.0-kg person jumps onto the floor from a height of 2.7 m. If he lands stiffly with his knee…

Q: A net force along the x-axis that has x-component Fx = -12.0 N + (0.300 N/m2)x2 is applied to a 5.00…

Q: In February 1955, a paratrooper fell 370 m from an airplane without being able to open his chute but…

A: Height (h) = 370 m Terminal speed (v) = 59 m/s Mass (m) = 67 kg Force (F) = 1.2×105 N

Q: A dart gun has a spring of spring constant k = 13 N/m which is used to shoot a dart of mass m. The…

A: Initially, the dart is at rest, and finally, the spring is in original state. Therefore, initial…

Q: A 1.0 kg object has a velocity of 5.0f m/s at t = 0. A constant resultant force of (3.0î + 4.0j ) N…

A: Ux(x-component of initial velocity) = 5 m/s (a)x(x-component of initial acceleration) = Fx/m = 3/1…

Q: 10 kg 2 kg 32° Figure 7.16 7.30. What is the acceleration in Fig. 7.16 as the 10- block moves down…

A: Given: The mass of the hanging block is 2 kg. The mass on the inclined plane is 10 kg. The angle of…

Q: A 700 qm block slides across a table top with an initial velocity 35 cm/s and comes to rest in a…

Q: how far does it travel

Q: 20° 2.0 kg

Q: A top WNBA player can jump about .7 meters off the ground. If her mass is 50 kg, what force must she…

A: Since you have asked multiple questions in a single request, we would be answering only the first…

Q: According to a simplified model of a mammalian heart, at each pulse approximately 20 gg of blood is…

A: Answer:- Mass of blood (m) = 20 g = 20/1000 = 0.02 kg Initial velocity (u) = 0.22 m/s Final…

Q: A 2.27-kg particle is subject to a net force that varies with position as shown in the figure. The…

A: Mass of object (m) = 2.27 kg Initial speed of object = 0 ms

Q: The package of mass M = 5 kg is released from rest at A which is h = 3 m above the ground. It slides…

A: Given: The mass of the package is 5 kg. The height is 3 m. The angle of inclination is 30 degrees.…

Q: A 4.0 kg object has a velocity of 4.0î m/s at t = 0. A constant resultant force of (4.Oî + 8.0ĵ ) N…

Q: Walking in Waikiki, a tourist steps out onto Kuhio Dr while texting. Unbeknownst to the sunburned…

A: Given that: V0= 18 m/sm0= 90 kg mtotal= mT= 544 kg d = 90 m → stopping distance It is required to…

Question

Two forces, F, = (2.70î – 3.40j) N and F, = (3.70î – 7.80j) N, act on a particle of mass 2.10 kg that is initially at rest at coordinates (-1.50 m, +4.40 m).
1
(b) In what direction is the particle moving at t = 11.5 s?
° counterclockwise from the +x-axis

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

A runner of mass 62.0 kg initially moves at a speed of 8.05 m/s.How long must an average external force of 1.60* 10^2 N act to bring the runner to rest?
2. A particle moves in a medium under the influence of a retarding force equal to mk(v +a?v), where k and a are constants. Show that for any value of the initial speed the particle will never move a distance greater than /2ka and that the particle comes to rest only for t →0.
Two forces, 1 = (−6.55î + 4.75ĵ) N and 2 = (−4.05î + 6.40ĵ) N, act on a particle of mass 2.20 kg that is initially at rest at coordinates (+2.30 m, +4.10 m). In what direction is the particle moving at t = 10.1 s? What displacement does the particle undergo during the first 10.1 s? What are the coordinates of the particle at t = 10.1 s?
An constant applied force of 40.1 N lifts an 2.50 kg mass straight up, resulting in a final speed of 3.6 m/s. What distance did the mass move if it was initially at rest?
Two forces, F1 = (6.10î + 4.30ĵ) N and F2 = (3.40î + 7.65ĵ) N, act on a particle of mass 2.20 kg that is initially at rest at coordinates (+2.05 m, −4.50 m). (c) What displacement does the particle undergo during the first 10.7 s? (answer in m)
A block of mass m1 =3 kg is on a table and attached to a block of mass m2 =4 kg m2 =4 kg by a mass less string. The coefficient of friction is 0.28 between the table and m1. The system is released from rest. After m2 falls 1.5 m,1.5 m, what is the speed of m2?
An object with a mass of 1.74 kg is initially at rest upon a horizontal, frictionless surface. An applied force of 4.11 N i acts on the object for 2.64 s. What is the object's final speed? Enter a number rounded to 2 decimal places and assume the answer has proper SI Units.
50 X 10 X 18.710 7. An airplane of mass 1.5x104 kg moves horizontally at a speed of 60.0 m/s. The pilot then increases the engine's thrust to 7.50 x104 N. The air resistance is 4.00x104 N. Find the speed of the airplane after it has traveled 5.00x10² m horizontally while maintaining a constant altitude.
A 5.20–kg block is set into motion up an inclined plane with an initial speed of vi = 8.20 m/s (see figure below). The block comes to rest after traveling d = 3.00 m along the plane, which is inclined at an angle of θ = 30.0° to the horizontal
1 2 B → ✰ S 1 4 https://mapleton.instructure.com/courses/16703/assignments/300550 1 point A 1kg flower is pushed by a force of 1N. How fast (in m/s2)does it accelerate? Type your answer... A Submit For these questions, assume that the acceleration due to gravity (g) on Earth is 10 m/s². Also assume that there is no friction or air resistance acting on any of these systems. E 1 point A 23kg statue sits on a table. What is the statue's weight in Newtons? Type your answer... 2 1 point A speeding car is pulled over by a police cruiser. If the car started at 60 m/s and stopped in 20 seconds. If the car has a mass of 1,800Kg, how much force (in Newtons) was exerted by the car's breaks? Type your answer... 3 1 point A moose pushes a 10kg rock, accelerating it from rest to 10m/s in 1 second (This is an acceleration of 10m/s2). What was the applied force in Newtons? Type your answer... Return 4
Two forces act on a 2.55 kg object, the gravitational force and a second, constant force. The object starts from rest and in 1.20 s is displaced (4.05î – 3.30j) m. Write the second force in unit vector notation. (Enter your answer in kg • m/s?. Assume the gravitational force acts in the -j direction.)
Besides its weight, a 2.80-kg object is subjected to one other constant force. The object starts from rest and in 1.20 s experiences a displacement of (4.20i – 3.30j) m, where the direction of j is the upward vertical direction. - Determine the other force.