
A particle with an initial linear momentum of 2.28 kg · m/s directed along the positive xaxis collides with a second particle, which has an initial linear momentum of 4.56 kg · m/s, directed along the positive yaxis. The final momentum of the first

A particle with an initial linear momentum of 3.44 kg · m/s directed along the positive xaxis collides with a second particle, which has an initial linear momentum of 6.88 kg · m/s, directed along the positive yaxis. The final momentum of the first

I have two questions, both are about angular momentum so I thought I'd post them together. I'm really confused on anything regarding rolling wheels and things like that (help me please!. It seems as though the whole chapter was amassed of all of the topics

A 2000 kg truck traveling north at 38 km/hr turns east and accelerates to 55 km/hr. What is the change in the truck's kinetic energy? What is the magnitude of the change in the linear momentum of the truck? What is the direction of the change in linear

A PARTICLE OF MASS M IS SHOT WITH an initial velocity v making an angle b with the horizontal,the particle moves in the gravitational field of the earth. find the angular momentum of the particle about the origin when the particle is at the origin ,at the


a particle with a positive charge of 3c moves downward at speed of 15m/s. It passes simultaneously through a magnetic field of 0.2T directed into th page and an electric field of 3N/C directed to the right. how is the motion of the particle affected?

a particle with a positive charge of 3c moves downward at speed of 15m/s. It passes simultaneously through a magnetic field of 0.2T directed into th page and an electric field of 3N/C directed to the right. how is the motion of the particle affected?

A particle leaves the origin with a speed of 2.4 times 106 m/s at 38 degrees to the positive x axis. It moves in a uniform electric field directed along positive y axis. Find Ey such that the particle will cross the x axis at x = 1.5 cm if the particle is

A charged particle is moving downward with an initial speed of 5 × 106m/s when it encounters a uniform magnetic field that points east to west. (a) If the initial force on the particle is to the north, is the particle positive or negative? (b) If B = .25

Posted by COFFEE on Friday, March 30, 2007 at 4:25am. A 1.1 kg particlelike object moves in a plane with velocity components Vx = 30 m/s and Vy = 90 m/s as it passes through the point with (x, y) coordinates of (3.0, 4.0) m. (a) What is its angular

Question: A particle is initially traveling to the right when it hits a wall and turns around to the left. The momentum after the collision is less than the initial momentum. athe impulse on the particle is to the right bthe impulse on the particle is to

A particle is acted on by two torques about the origin: T1 has a magnitude of 4.3 N*m and is directed in the positive direction of the x axis, and T2 has a magnitude of 3.2 N*m and is directed in the negative direction of the y axis. What are the magnitude

12. Which of the following statements is correct for a particle moving in a horizontal circle with constant angular velocity? A. The linear momentum is constant but the kinetic energy varies. B. The kinetic energy is constant but the linear momentum

Particle 1 with a momentum of 126.2 kg·m/s along the x axis, strikes particle 2, which is initially motionless. After the collision, particle 1 has an x component of momentum, p1x = 82.0 kg·m/s and a y component, p1y = 46.8 kg·m/s. What are p2x and p2y,

A particle leaves the origin with a speed of 2.4 times 10^6 m/s at 38 degrees to the positive x axis. It moves in a uniform electric field directed along positive y axis. Find Ey such that the particle will cross the x axis at x = 1.5 cm if the particle is


A 1.1 kg particlelike object moves in a plane with velocity components Vx = 30 m/s and Vy = 90 m/s as it passes through the point with (x, y) coordinates of (3.0, 4.0) m. (a) What is its angular momentum relative to the origin at this moment? _____

A billiard ball of mass m = 0.250 kg hits the cushion of a billiard table at an angle of θ1 = 56.2° and a speed of v1 = 24.8 m/s. It bounces off at an angle of θ2 = 71.0° and a speed of v2 = 10.0 m/s. (a) What is the magnitude of the change in momentum

A particle is acted on by two torques about the origin: T1 has a magnitude of 4.3 N*m and is directed in the positive direction of the x axis, and T2 has a magnitude of 3.2 N*m and is directed in the negative direction of the y axis. What are the magnitude

A ball attached to the end of a string is whirled on a horizontal circle at constant speed. Consider the linear momentum, total energy, and kinetic energy of the ball throughout its motion. Which of the following statements is true? Both linear momentum

A particle rotates in a circular orbit about a point located 30cm away, with angular speed 2 rad s^1. If the angular momentum is 0.2 Js, determine the mass of the particle. I used L=mr^2 omega and got 1.11kg A constant torque of 0.2Nm accelerates the

A particle of mass m1 = 2.5 kg moving along the x axis collides with a particle of mass m2 = 4.9 kg initially at rest. The incoming particle is deflected in the direction 22 degrees above the x axis, whereas the target particle moves off at 15 m/s at 37

A particle of mass m kinetic energy K momentum p collides head on elastically with another particle of mass 2m at rest A) Momentum of first particle ? B) momentum of second particle? C) kinetic energy of first particle? D) kinetic energy of second

Two masses are involved in an elastic collision. The first has a mass of 0.150 kg and an initial velocity of 0.900 m/s directed at an angle of 50 degrees with the positive yaxis as shown below. The second mass, of 0.260 kg moves along the xaxis with an

A particle is traveling along a onedimensional path (such as a number line). The position of the particle is governed by the time function x(t) ƒ 3t 4 ƒ{16t3 ƒy18t 2 ƒy 2 , where t is in minutes and 0 „T t „T 5 . Answer the following questions.

i need some help wih this, thanks!! Blocks A and B are moving toward each other along the x axis. A has a mass of 2.0 kg and a velocity of 50 m/s ( in the positive x direction ), while B has a mass of 4.0 kg and a velocity of 25 m/s ( in the negative x


Posted by winterWX on Monday, March 19, 2007 at 11:51pm. A 2600 kg truck traveling north at 38 km/hr turns east and accelerates to 55 km/hr. What is the change in the truck's kinetic energy? What is the magnitude of the change in the linear momentum of the

2. A particle of mass m and speed v collides at right angles with a very massive wall in a perfectly elastic collision. The magnitude of the change of momentum of the particle is a.) zero b.) mv/2 c.) mv d.) ã (2) mv e.) 2mv Hint: the final momentum is

One particle has a mass of 3.38 x 103 kg and a charge of +7.76 ìC. A second particle has a mass of 8.46 x 103 kg and the same charge. The two particles are initially held in place and then released. The partcles fly apart, and when the separation

A particle with a charge of 4.50x 10^10 C and a mass of 6.6x 10^18 kg is placed between two oppositely charged parallel plates with a voltage of 9.00x 10^5 V. The particle is injected at the negative plate with an initial speed of zero. What is the

Consider a particle with initial velocity that has magnitude 12.0 m/s and is directed 60.0 degrees above the negative x axis.

A charged particle travels undeflected through perpendicular electric and magnetic fields whose magnitudes are 4000 N/C and 20 mT,respectively. Find the speed of the particle if it is a proton. v= m/s Find the speed of the particle if it is an alpha

Calculate the linear momentum of photon of wavelength 750nm. What speed does an electron need to travel to have the same linear momentum.

A particle of mass m is shot with an initial velocity vector v i and makes an angle θ with the horizontal, as shown below. The particle moves in the gravitational field of the Earth. (makes a shape of a parabola)Find the angular momentum of the particle

An object at rest explodes into three fragments. The figure shows the momentum vectors of two of the fragments: vector P1 is directed along the px axis and has a magnitude of 74.0 kg m/s. vector P2 is at an angle of 300.° measured counterclockwise from

The velocity graph of a particle moving along the xaxis is shown. The particle has zero velocity at t=0.00s and reaches a maximum velocity, vmax, after a total elapsed time, t total. If the initial position of the particle is x0 =6.22m, the maximum


Two particles are fixed on an x axis. Particle 1 of charge 47.9 μC is located at x = 5.87 cm; particle 2 of charge Q is located at x = 32.3 cm. Particle 3 of charge magnitude 52.8 μC is released from rest on the y axis at y = 15.1 cm. What is the value

A radioactive nucleus is at rest when it spontaneously decays by emitting an electron and neutrino (as shown in the figure below ). The momentum of the electron is 8.11 x 10−19 kg·m/s and it is directed at right angles to that of the neutrino. The

A radioactive nucleus is at rest when it spontaneously decays by emitting an electron and neutrino (as shown in the figure below ). The momentum of the electron is 8.11 x 10−19 kg·m/s and it is directed at right angles to that of the neutrino. The

A radioactive nucleus is at rest when it spontaneously decays by emitting an electron and neutrino (as shown in the figure below ). The momentum of the electron is 8.11 x 10−19 kg·m/s and it is directed at right angles to that of the neutrino. The

A particle starts from the origin at t = 0 with an initial velocity of 8.0 m/s along the positive x axis. If the acceleration is (3.7 + 2.5 ) m/s2, determine the velocity and position of the particle at the moment it reaches its maximum x coordinate.

A particle starts from the origin at t = 0 with an initial velocity of 5.4m/s along the positive x axis.If the acceleration is (3.4 i + 4.9 j )m/s^2, determine (a)the velocity and (b)position of the particle at the moment it reaches its maximum x

A particle undergoes two displacements, measured from the positive xaxis, with counterclockwise positive. The first has a magnitude of 11 m and makes an angle of 67 ◦ with the positive x axis. The resultant displacement has a magnitude of 7.7 m directed

Two particles are fixed on an x axis. Particle 1 of charge 70.5 μC is located at x = 28.5 cm; particle 2 of charge Q is located at x = 21.2 cm. Particle 3 of charge magnitude 37.4 μC is released from rest on the y axis at y = 28.5 cm. What is the value

A particle starts from the origin at t = 0 with an initial velocity of 5.5 m/s along the positive x axis.If the acceleration is (2.8i + 4.1jm/s^2, determine (a)the velocity and (b)position of the particle at the moment it reaches its maximum x coordinate.

Which of the following statements are true? Select all that apply. Impulse has units of mass times velocity. During a collision, an object's linear momentum is equal to the magnitude of the impulse. The impulse of a collision is equal to the duration of


In the figure, particle A moves along the line y = 26 m with a constant velocity of magnitude 2.6 m/s and parallel to the x axis. At the instant particle A passes the y axis, particle B leaves the origin with zero initial speed and constant acceleration of

In the figure, particle A moves along the line y = 29 m with a constant velocity of magnitude 3.5 m/s and parallel to the x axis. At the instant particle A passes the y axis, particle B leaves the origin with zero initial speed and constant acceleration of

A particle of mass m moves in a xy plane. the coordinates of the particle at any instant are given by x=acos(wt) & y=bsin(wt) where a,b,w are constsnt.Determine the angular momentum of the particle with .r.to the origin of the coordinate system

A uniform thin ring of charge, with radius 5.20 cm and total charge 6.60 ìC, is located in the yzplane and centered on the origin. (In other words, the xaxis passes through the center of the ring, and is perpendicular to the ring.) A particle of mass

a particle of mass m moves in a xy plane. The coordinates of the particle at any instant are given by x = acos(wt) and y = bsin(wt). where a,b,w, are constant. Determine the angular momentum of the particle with respect to the origin of the coordinate

A proton is acted on by an uniform electric field of magnitude 233 N/C pointing in the positive x direction. The particle is initially at rest. (a) In what direction will the charge move? (b) Determine the work done by the electric field when the particle

A particle of mass m moves in a xy plane. the coordinates of the particle at any instant are given by x=acos(wt) y = bsin(wt). where a,b,w, are constants. determine angular momentum ofthe particle with respect to the origin of the coordinate system.

A spring of negligible mass stretches 3.00 cm from its relaxed length when a force of 7.10 N is applied. A 0.440kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin

The vector position of a 3.40 g particle moving in the xy plane varies in time according to the following equation. At the same time, the vector position of a 5.05 g particle varies according to the following equation. For each equation, t is in s and r is

particle A moves along the line y = 30m with a constant velocity of magnitude 3.5 m/s and parallel to the x axis. At the instant particle A passes the y axis, particle B leaves the origin with 0 initial speed and constant acceleration of magnitude 0.50


3. In a perfectly inelastic collision which of the following is conserved, (give the most accurate answer). a.) Linear momentum b.) Kinetic energy c.) Linear momentum d.) Total mechanical energy, (KE +PE) e.) Heat energy

Earth of mass 6×10^24 kg is in motion around the sun with a linear velocity of magnitude 30 km/s. a) Determine the magnitude of the linear momentum of the center of mass of Earth. b) Is this linear momentum conseved?

The momentum and the kinetic energy of particle A is eight times and nine times the momentum and the kinetic energy of particle B, respectively. What is the ratio of the mass of particle A to that of particle B?

A particle starts from the origin at t = 0 with an initial velocity of 4.8m/s along the positive x axis.If the acceleration is (2.5 i^ + 4.3 j^)m/s2, determine (a)the velocity and (b)position of the particle at the moment it reaches its maximum x

Nitrogen gas molecules, which have mass 4.65×10−26 kg, are striking a vertical container wall at a horizontal velocity of positive 440 m/s. 5.00×1021 molecules strike the wall each second. Assume the collisions are perfectly elastic, so each particle

A particle undergoes three displacements. The first has a magnitude of 15 m and makes an angle of 40 ◦ with the positive x axis. The second has a magnitude of 6.2 m and makes an angle of 158 ◦ with the positive x axis. After the third displacement the

Force F1 acts on a particle and does work W1. Force F2 acts simultaneously on the particle and does work W2. The speed of the particle does not change. Which one of the following must be true? W1 is zero, and W2 is positive W1 =  W2 W1 is positive, and W2

A particle starts from the origin at t = 0 and moves along the positive x axis. A graph of the velocity of the particle as a function of the time is shown in the figure; the vaxis scale is set by vs = 7.0 m/s. (a) What is the coordinate of the particle at

Nitrogen gas molecules, which have mass 4.65×10−26 kg, are striking a vertical container wall at a horizontal velocity of positive 440 m/s. 5.00×1021 molecules strike the wall each second. Assume the collisions are perfectly elastic, so each particle

A 0.5 kg ball is thrown horizontally towards a wall with a speed of 10 m/s. The initial velocity is chosen to be the positive xdirection for this question. The ball horizontally rebounds back from the wall with a speed of 10 m/s in the negative


Compute the linear momentum and angular momentum of a Frisbee of mass 0.175 kg if it has a linear speed of 1.65 m/s and an angular velocity of 61.5 rad/s. Treat the Frisbee as a uniform disk of radius 12.0 cm.

Compute the linear momentum and angular momentum of a Frisbee of mass 0.141 kg if it has a linear speed of 2.35 m/s and an angular velocity of 55.0 rad/s. Treat the Frisbee as a uniform disk of radius 15.5 cm.

Compute the linear momentum and angular momentum of a Frisbee of mass 0.160 kg if it has a linear speed of 2.00 m/s and an angular velocity of 50.0 rad/s. Treat the Frisbee as a uniform disk of radius 15.0 cm.

You accelerate your 1500 Kg from 2 m/s to 12 m/s in 2 seconds. How do you determine the cars acceleration initial momentum final momentum change in momentum the force required to do this?

(Conservation of Linear Momentum)How do you find the kinetic energy lost during a collision when you already have both the masses and both the initial and final velocities?

Find the linear momentum and kinetic energy of a bullet of mass 4.80e2 kg moving at a speed of 320 m/s. I found the linear momentum to be 15.36 by doing m*v but I can't figure out the kinetic energy.

A 1kg ball in the air has an initial velocity vo = [ 20 ] i + [ 30 ] j m/s. It falls for a total time of 1 s. Assume that positive xvalues are to the right and positive yvalues are upward. A)What is the impulse or change in momentum Delta p of the

I need a definition for this constant rate of change when graphing in mathematics and for Positive and Negative correlation and also what the pattern is in this a) 1000, 100, 10, 1 I'll give you a definition for positive and negative correlation.

You accelerate your 1500 Kg car from 2 m/s to 12 m/s in 2 seconds. How do you determine the cars acceleration initial momentum final momentum change in momentum the force required to do this?

A particle undergoes two displacements. The first has a magnitude of 135cm and makes an angle of 114° with the positive x axis. The resultant displacement had a magnitude of 183cm and is directed at an angle of 21.8° to the positive x axis. Find the


A particle undergoes two displacements. The first has a magnitude of 160 cm and makes an angle of 105.0° with the positive x axis. The resultant displacement has a magnitude of 140 cm and is directed at an angle of 35.0° to the positive x axis. Find the

A particle moved along the x axis with a constant acceleration of 85.0 meters per second squared. The initial position of the particle was at the origin and its initial velocity was +325 meters per second. Find the position of the particle at T=4.0

1. Which statement below is true? a. If a car is traveling eastward, its acceleration is eastward. b. If a car's speed is decreasing, its acceleration must be negative. c. If a particle is moving, it must have a nonzero acceleration. d. A moving particle

A particle of charge Q is fixed at the origin of an xy coordinate system. At t = 0 a particle (m = 0.690 g, q = 4.75 µC) is located on the x axis at x = 20.0 cm, moving with a speed of 50.0 m/s in the positive y direction. For what value of Q will the

A particle undergoes three displacements. The first has a magnitude of 15 m and makes an angle of 30 degrees with the positive x axis. The second has a magnitude of 8.6 m and makes an angle of 149 degrees with the positive x axis. After the third

Two equally charged particles, held 2.8 x 103 m apart, are released from rest. The initial acceleration of the first particle is observed to be 6.8 m/s2 and that of the second to be 6.8 m/s2. If the mass of the first particle is 5.3 x 107 kg, what are

Question # 1What is the magnitude of the momentum of a particle of mass 2 kg with a speed of 5 m/s? a)2.5 kg m/s b)10 kg m/s c)3 kg m/s d)7 kg m/s Question # 2If two objects with different masses collide and bounce off each other, the one with the

The position of a particle moving along an x axis is given by x = 15t2  2.0t3, where x is in meters and t is in seconds. (a) Determine the position, velocity, and acceleration of the particle at t = 3.0 s. x = m v = m/s a = m/s2 (b) What is the maximum

At a point P, the electric field is 78 N/C at 51° counterclockwise from the positive x axis. A particle of mass 4.7 kg and charge 0.11 C is located at P. Find: 1.the magnitude of the force on the particle 2.the direction of the force on the particle:

Find the position and velocity of a particle at t = 1.92 s if the particle is initially moving east at a speed of 18.4 m/s and experiences an acceleration of magnitude 3.96 m/s2, directed west.


A 5.70 kg penguin runs onto a huge sheet of frictionless Arctic ice. At t=0 it is at x=0 and y=0 with an initial velocity of 0.35 m/s along the positive xaxis. It slides while being pushed by the wind with a force of 0.45 N directed along the positive

A 6.90 kg penguin runs onto a huge sheet of frictionless Arctic ice. At t=0 it is at x=0 and y=0 with an initial velocity of 0.47 m/s along the positive xaxis. It slides while being pushed by the wind with a force of 0.49 N directed along the positive

A 4.1 kg penguin runs onto a huge sheet of frictionless Antarctic ice. At t=0 it is at x=0 and y=0 with an initial velocity of 0.57 m/s along the positive xaxis. It slides while being pushed by the wind with a force of 0.31 N directed along the positive

A particle of mass 3.00 kg is projected vertically upward with an initial velocity of 20.0 m/s. Neglecting air resistance, the particle’s kinetic energy when it is 20 m above the initial position is:

3. At t = 0 , a particle leaves the origin with a velocity of 9.0 m/s in the positive y direction and moves in the xy plane with constant accelaration of ( 2.0i  4.0j ) m/s2 . At the instant the x coordinate of the particle is 15 m , what is the speed of

Two particles, with identical positive charges and a separation of 2.60 x 10^2 m, are released from rest. Immediately after the release, particle 1 has an acceleration a1 whose magnitude is 4.60 x 10^3 m/s^2, while particle 2 has an acceleration a 2 whose

A 5.0 N force directed to the west acts on an object for 2.0 seconds. What is the change in momentum of the object? Do I have to divide 5.0 by 2.0 in order to get the momentum or multiply?

At the instant a 2.0kg particle has a velocity of 4.0 m/s in the positive x direction, a 3.0kg particle has a velocity of 5.0 m/s in the positive y direction. What is the speed of the center of mass of the twoparticle system?

A particle of charge 2.5x10(^6)C is moving at 1000 m/sec in a direction 30 degrees North of east. At the location of the particle the magnetic field has size 0.2 T. The particle is experiencing an instantaneous magnetic force (due to this sheild) of

A projectile of rest mass M1, total energy E1, and momentum p1, is directed at a stationary target of mass m2. Find the the velocity of the centreofmomentum frame .


A 2.51 kg particle moves in the xy plane with a velocity of v = ( 4.98 , 3.58 ) m/s. Determine the angular momentum of the particle about the origin when its position vector is r = ( 1.73 , 1.15 ) m.

A satellite explodes in outer space, far from any other body, sending thousands of pieces in all directions. How does the linear momentum of the satellite before the explosion compare with the total linear momentum of all the pieces after the explosion?

A satellite explodes in outer space, far from any other body,sending thousand of pieces in all direction.How does the linear momentum of the satellite before the explosion compare with the total linear momentum of all the pieces after the explosion ?

In 1910 Rutherford performed a classic experiment in which he directed a beam of alpha particles at a thin gold foil. He unexpectedly observed a few of the particles scattered almost directly backward. This result was not consistent with then current

A particle with a charge of 31 µC moves with a speed of 62 m/s in the positive xdirection. The magnetic field in this region of space has a component of 0.50 T in the positive ydirection, and a component of 0.61 T in the positive zdirection. What is