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February 13, 2016

Search: 2 masses, pulley on a frictionless incline

Number of results: 5,631

physics
a 5kg suitcase slides 2m down a frictionless ramp incline at 45 degress. How fast is it going at the bottom?
January 19, 2011 by Luke

physics
a 65 kg object is pulled at a constant velocity up an incline w/ a force of 95 N parallel to the incline. Assuming that the difference between the work output and input is work required to overcome friction, what is the force of friction along the incline (the length of the ...
April 8, 2011 by Jun

physics
For the system on the diagram, the string is massless, and slides over the pulley without friction. The masses are m1 = 5.7kg and m2 = 6.4kg. what is the magnitude of the acceleration of the system is ( in m/s2)
May 28, 2014 by jake

Physics
Calculate the tension in the cable connecting the two masses. Assume all surfaces are frictionless.
June 10, 2014 by Corey Brown

physics
A block slides on a rough 45 degree incline .the coefficient of friction the block and incline is k. what is the ratio of acceleration when the block accelerates down the incline to the acceleration when the block is projected up the incline?
December 20, 2014 by awash

physics
A sled is initially given a shove up a frictionless 32.0 incline. It reaches a maximum vertical height 1.50 higher than where it started.
November 15, 2011 by Anonymous

Physics
a horizontal force Pushes a 80 N box up a frictionless 37 degree incline at a constant velocity as shown.? What is the magnitude of P in newtons?
May 5, 2013 by Naveed Khan

physics- energy and work
To push a 33.0-kg crate up a frictionless incline angled at 27.0 to the horizontal, a worker exerts a force of 388 N parallel to the incline. The crate moves a distance of 4.10 m. What work is done on the crate by the worker? What work is done on the crate by the weight of ...
November 12, 2014 by Hi

Physics
a block of mass m= 15.6kg is to be pushed with force F a distance of D=5.65m along an incline so that it s raised a distance h=3.86m in the process.Assuming frictionless surfaces. Determine: A) The work done by the force F parallel to the incline to pst the block up at ...
February 21, 2013 by nemo

Physics(Please help)
1) A box is sliding up an incline that makes an angle of 14.0 with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.176. The initial speed of the box at the bottom of the incline is 3.72 m/s. How far does the ...
May 29, 2012 by Hannah

physic 2210
A pulley (a soild disk) with mass 2kg and radius 0.3 m is attached by massless rope to two blocks of masses m1=1kg and m2=3 kg. what is the acceleration of block 1 after the system is realeased from rest?
November 24, 2014 by john roylance

chm
Why are the atomic masses listed in the periodic table not whole numbers? Answer Scientists have yet to make the precise measurements. That would be too much of a coincidence. ??>>The atomic masses are average atomic masses. or >>Today's instruments are able to ...
February 23, 2013 by jj

physics
Two bodies of mass 3kg and 4kg are suspended at the ends of massless string passing over a frictionless pulley .the acceleration system is
December 25, 2014 by prakhar

Physics
In the figure below, m1 = 3.1 kg, m2 = 5.8 kg, and the coefficient of kinetic friction between the inclined plane and the 3.1-kg block is μk = 0.27. Find the magnitude of the acceleration of the masses and the tension in the cord. The incline is at at 30 angle.
October 12, 2011 by Jimmy

physics
A crate of mass m (=40 kg) is placed at rest on a (frictionless) inclined plane, which has an angle (= 30o) above horizontal. a.) The force of gravity on the crate is: b.) The normal force on the crate is: size: N c.) The net force on the crate is: size: N direction: d.) How ...
September 23, 2008 by kelsey

physics
A 1.2kg object is placed on a frictionless table and is attached to a hanging mass using a light string over a frictionless pulley in a fletcher's trolley arrangement. The 1.20kg object accelerates along the table at 2.31m/s while the hanging object accelerates down at the ...
April 3, 2013 by maddi

Physics
A skier is gliding along at 5.0{\rm m/s} on horizontal, frictionless snow. He suddenly starts down a 15{\rm ^{\circ}} incline. His speed at the bottom is 15{\rm m/s} .
October 15, 2012 by Denika

Physics.. last one.
Four balls are suspended by cords. The longer, top cord loops over a frictionless pulley and pulls with a force of magnitude 95 N on the wall to which it is attached. The tensions in the shorter cords are T1 = 56.0 N (between ball A & B), T2 = 46.7 N (between ball B & C), and ...
February 6, 2007 by COFFEE

physics
Question Details: A crate of mass1 on a frictionless inclined plane is attached to another crate, mass2 by a massless rope. The rope passes over an ideal pulley so the mass m2 is suspeneded in air. The plane is inclined at an angle 36.9. Use conservation of energy to find how ...
November 11, 2008 by JP

Physics
A solid sphere of mass 2.07kg rolls up an incline with an inclination angle of 24.40. At the bottom of the incline, the center of mass of the sphere has a translational speed of 2.80m/s. a) What is in J, the linear kinetic energy of the sphere at the bottom of the incline? b...
November 4, 2014 by Serena

physics
The system shown in the figure below consists of a mass M = 3.5-kg block resting on a frictionless horizontal ledge. This block is attached to a string that passes over a pulley, and the other end of the string is attached to a hanging m = 2.2-kg block. The pulley is a uniform...
January 22, 2015 by Johnathan

Physics
A 70 kg person stands on a 30 kg platform and pulls on a massless rope with a force of 400 N. The rope passes around a pulley attached to a support (roof), and then around a second pulley attached to the platform before being anchored to the support (roof). All sections of the...
January 22, 2013 by Adam

physics
A 18 kg object and a 6 kg object are hanging over a frictionless pulley. What is the acceleration of the system to the nearest tenth?
November 9, 2009 by JUan

Physics
A 50kg mass and a 85kg mass are hung over a frictionless pulley what is the acceleration of the system
May 26, 2014 by Sam

physics
Two blocks of masses m1=5 and m2=6 kg are on either side of the wedge shown below. Assume the surface and the pulley are frictionless. Find A)the direction this system will accelerate B) the acceleration of m1 and m2 C) the tension in the rope did I do this right? how do I ...
November 24, 2015 by Spice

physics
Two blocks of masses m1=5 and m2=6 kg are on either side of the wedge shown below. Assume the surface and the pulley are frictionless. Find A)the direction this system will accelerate B) the acceleration of m1 and m2 C) the tension in the rope did I do this right? how do I ...
November 24, 2015 by Spice

Physics
A block of mass 5.53 kg lies on a frictionless horizontal surface. The block is connected by a cord passing a. over a pulley to another block of mass 2.25 kg which hangs in the air. Assume the cord to be light (massless and weightless) and unstretchable and the the pulley to ...
February 21, 2014 by Emeera

Physics
A 500g block is shot up a 25degree incline with an initial speed of 200cm/s. Determine the distance, d, that it will go up the incline if the coefficient of kinetic friction between it and the incline is 0.150? Use Entergy considerations to solve the problem.
May 2, 2013 by Anonymous

physics
A block of mass 3.62 kg lies on a frictionless horizontal surface. The block is connected by a cord passing over a pulley to another block of mass 7.8 kg which hangs in the air, as shown. Assume the cord to be light (massless and weightless) and unstretchable and the pulley to...
November 15, 2012 by alice

physics
A 3.00 kg block starts from rest at the top of a 33.0 incline and slides 2.00 m down the incline in 1.75 s. Find the coefficient of kinetic friction between the block and the incline
October 22, 2011 by Johnna

Physics
A 3.30-kN piano is lifted by three workers at a constant speed to an apartment 28.8 m above the street using a pulley system fastened to the roof of the building. Each worker is able to deliver 197 W of power, and the pulley system is 75.0% efficient (so that 25.0% of the ...
June 17, 2012 by Kristin

physics
A 50 kg block is on a 30 degree incline. The coefficient of friction between the block and the incline 0.05. If it is given an initial velocity of 10 m/s up the incline, how far will it travel until it stops?
October 19, 2008 by Fred

PHYSICS
A 50 kg block is on a 30 degree incline. The coefficient of friction between the block and the incline 0.05. If it is given an initial velocity of 10 m/s up the incline, how far will it travel until it stops?
October 19, 2008 by Bartholomew

Peter
A 200 N/m, 5 m spring on a 20 degree incline is compressed 2.3 m and a 5 kg block is placed on it. If we neglect friction, how far up the incline will the block travel? How fast will it be traveling when it is 0.2 m up the incline?
January 15, 2009 by Physics

Physics
A bowling ball is rolled up an incline. If the ball has a speed of 12 m/s at the base of the incline, to what height h on the incline will the center mass travel?
October 18, 2011 by Anon

math
the constant angular acceleration of pulley is 4rad/s2, angular speed 3 rad/s, determine the radius of pulley if the total acceleration of a print on the rim of the pulley is 3.5m/s2
July 31, 2012 by ajay

Physics
A sled is initially given a shove up a frictionless 24.0 incline. It reaches a maximum vertical height 1.10 m higher than where it started. What was its initial speed?
March 3, 2010 by Luricela

Physics
A sled is initially given a shove up a frictionless 24.0 incline. It reaches a maximum vertical height 1.10 m higher than where it started. What was its initial speed?
March 3, 2010 by Luricela

phy
A sled is initially given a shove up a frictionless 27.0 incline. It reaches a maximum vertical height 1.45 m higher than where it started. What was its initial speed?
September 26, 2010 by mas

AP Physics
a 45 kg object slides down an uneven frictionless incline from rest without rotating. What is its speed after it travels 2.5 meters vertically
October 30, 2010 by Asim

Still Physics...
A 200 N/m, 5 m spring on a 20 degree incline is compressed 2.3 m and a 5 kg block is placed on it. If we neglect friction, how far up the incline will the block travel? How fast will it be traveling when it is 0.2 m up the incline?
January 14, 2009 by Phil

physics
a body of mass2kg is lying on a rough inclined surface of inclination 30 degree .find the magnitude of the force parellel to the incline needed to make the block move .1)up the incline .2)doun the incline. cofficent of static friction is 0.2
November 16, 2011 by Anonymous

physics
A block is at rest on the incline shown in the figure. The coefficients of static and kinetic friction are s = 0.4 and k = 0.34, respectively. The acceleration of gravity is 9.8 m/s. What is the largest angle which the incline can have so that the mass does not slide down ...
September 22, 2015 by king

Physics
A block is placed on a frictionless ramp at a height of 14.5 m above the ground. Starting from rest, the block slides down the ramp. At the bottom of the ramp, the block slides onto a frictionless horizontal track without slowing down.At the end of the horizontal track, the ...
November 13, 2014 by Sam

Physics
Note: I am in Algebra-based Physics Two 35.0 N weights are suspended at opposite ends of a rope that passes over a light, frictionless pulley. The pulley is attached to a chain that is fastened to the ceiling. Start solving this problem by making a free-body diagram of each ...
September 30, 2006 by Josie

Physics
An object (m=2.85 kg) is attached to a disk-shaped pulley. The diameter of the pulley is 0.242 and its weight is 7.272 N. Suppose the object is allowed to fall (a) What is its linear acceleration? (b) What is the angular acceleration of the pulley? (c) How far does the bucket ...
November 27, 2012 by Hank

Physics
The two blocks in the figure are connected by a massless rope that passes over a pulley. The pulley is 17 in diameter and has a mass of 1.9 . As the pulley turns, friction at the axle exerts a torque of magnitude 0.40 . If the blocks are released from rest, how long does it ...
February 21, 2011 by Saif sidd

math
A pulley whose diameter is 9 inches is connected by a belt to another pulley whose diameter is 6 inches. If the larger pulley runs at 1200 revolutions per minute, at how many revolutions per minute does the smaller pulley run? a. 800 b. 1080 c. 1600 d. 1800 e. 2000 please ...
April 23, 2014 by thomas

Physics
A mass of 14 kg is moving at a speed of 39 m/s at the bottom of incline which is inclined at an angle of 51.6 degrees. The incline has friction and the coefficient of kinetic friction is 0.6. The mass travels up the incline and stops due to both gravity and friction and then ...
October 17, 2014 by Kimmy

physics
Two masses are attached to an Atwood machine. the mass of block A is 12.3kg and the mass of B is 4.2kg. the pulley is massless but has kinetic friction of 16N. The blocks are released from rest, what is the acceleration of the system
December 4, 2009 by kelly

Physics problem.. :/
A 8.7 kg block is on a frictionless surface. It is connected by a string over a pulley to a 8.6 kg hanging mass. Find the acceleration of the block. ?
November 17, 2011 by Kat

physics
The pulley is light and frictionless. Find the mass M1, given that M2 (7.00 kg) is moving downwards and accelerates downwards at 3.01 m/s2, that θ is 15.0, and that μk is 0.270.
February 25, 2014 by Laura

physics
A light rope is attached to a block with a mass of 6 kg that rests on a horizontal, frictionless surface. THe horizontal rope passes over a frictionless, massless pulley, and a block of mass m is suspended from the other end. When the blocks are released, the tension in the ...
November 16, 2006 by Christina

Physics
Item 4 Two 2.0 masses are 1.0 apart on a frictionless table. Each has 1.0 of charge Part A - What is the magnitude of the electric force on one of the masses? Express your answer using two significant figures. = Part B - What is the initial acceleration of each mass if they ...
August 28, 2011 by Paige

another rotation
A hollow cylinder (hoop) is rolling on a horizontal surface at speed v = 1.85 m/s when it reaches a 23.5 incline.How far up the incline will it go? How long will it be on the incline before it arrives back at the bottom? Again, I am so confused about these problems and how to...
March 11, 2010 by Liz

Physics
An object slides down a frictionless 33 degree incline whose vertical height is 54.0 cm. How fast is it going in meters/second when it reaches the bottom?
July 2, 2012 by Lauren

PHYSICS
A wheel in the shape of a uniform disk of radius R and mass mp is mounted on a frictionless horizontal axis. The wheel has moment of inertia about the center of mass Icm=(1/2)mpR2 . A massless cord is wrapped around the wheel and one end of the cord is attached to an object of...
November 18, 2013 by Anonymous

Science
A block is released from rest on a 45 degree incline and then slides a distance "d". If time taken to slide a rough incline in "n" times as large as that to slide on a smooth incline. Find the coefficient of friction.
October 21, 2010 by Manish Jack

Physics
A 4 kg bundle starts up a 30o incline with 128 J of kinetic energy. How far will it slide up the incline if the coefficient of friction between bundle and incline is 0.30? Pls help me solve this, I dont know what formula to use...
November 22, 2014 by Jeiffer

physics
A pulley rotating in the counterclockwise direction is attached to a mass suspended from a string. The mass causes the pulley's angular velocity to decrease with a constant angular acceleration α = -2.2 rad/s2. If the pulley's initial angular velocity is ω = 5.37 rad...
November 4, 2010 by aok

Physics
A box is sliding down an incline tilted at an angle of 2.14 above horizontal. The box is sliding down the incline at a speed of 5.15 m/s. The coefficient of kinetic friction between the box and the incline is 0.387. How far does the box slide down the incline before coming ...
June 25, 2015 by Jen

physics
a 250 kg crate is placed on an adjustable incline plane. If the crate slides down the incline with an exceleration of 0.7 m/s squared when the incline angle is 25 degrees, then what sould the incline angle be in order for the crate to slide down the plane at a constant speed? ...
October 22, 2011 by uta

physics
Two small metal spheres with masses 2.0 and 4.0 are tied together by a 5.4--long massless string and are at rest on a frictionless surface. Each is charged to +2.4 .
February 20, 2011 by carlyle

science
The blocks shown are released from rest with the spring unstretched. The pulley and the horizontal surface are frictionless. If k = 427.1 N/m and M = 4.5 kg, what is the maximum extension of the spring?
May 3, 2015 by haddad

physics
Item 4 Two 2.0 masses are 1.0 apart on a frictionless table. Each has 1.0 of charge. Part A - What is the magnitude of the electric force on one of the masses? Express your answer using two significant figures. = Try Again; 3 attempts remaining Part B - What is the initial ...
August 29, 2011 by Paige

Science
To lift a load to the roof, you apply 21 N of force to a pulley. The pulley applies 21 N of force to the load. What is the mechanical advantage of the pulley? A.0 B.1 C.40 D.21
May 21, 2014 by Shelin

Physics
A block of mass m1 is on top of a block of mass m2. Block 2 is connected by an ideal rope passing through a pulley to a block of unknown mass m3 as shown. The pulley is massless and frictionless. There is friction between block 1 and 2 and between the horizontal surface and ...
June 23, 2013 by Rose

physics
A solid ball of radius b and mass m is released from the top of an incline of the incline is at the height h above the ground. If the ball rolls without slipping, what willl be its linear speed when it reaches the botton of the incline?
November 25, 2011 by pakilina

physics
two masses (11kg and 33kg) are connected by a string and hung over a pulley in a steamy sauna where air resistance has a force of 77N on all objects. Find the acceleration of the 33kg block
November 6, 2011 by Anonymous

Physics
A block with mass m = 2.00 kg is placed against a spring on a frictionless incline with angle θ=30.0 (see figure). The block is NOT attached to the spring. The spring, with spring constant k = 19.6 N/cm, is compressed 20.0 cm from its unloaded equilibrium length and then...
November 23, 2012 by Andreea

Engineering Physics
A 1.0-kg block is released from rest at the top of a frictionless incline that makes and angle of 37 degrees with the horizontal. An unknown distance down the incline from the point of release, there is a spring with k=200 N/m. It is observed that the mass is brought ...
February 24, 2011 by M

Physics please help! check if its correct
A 3.00 kg stone is tied to a thin, light wire wrapped around the outer edge of the uniform 8.00 kg cylindrical pulley. The inner diameter of the pulley is 60.0 cm, while the outer diameter is 1.00 m. The system is released from rest, and there is no friction at the axle of the...
February 26, 2012 by Brit

Physics Classical Mechanics`
A wheel in the shape of a uniform disk of radius R and mass mp is mounted on a frictionless horizontal axis. The wheel has moment of inertia about the center of mass Icm=(1/2)mpR2 . A massless cord is wrapped around the wheel and one end of the cord is attached to an object of...
November 14, 2013 by Anonymous

physics
A novice skier, starting from rest, slides down a frictionless 31.0 incline whose vertical height is 123 m. How fast is she going when she reaches the bottom?
November 5, 2010 by memo

physics
A novice skier, starting from rest, slides down a frictionless 33.0 incline whose vertical height is 127 m. How fast is she going when she reaches the bottom?
November 16, 2010 by carol

Physics
A novice skier, starting from rest, slides down a frictionless 24.0 incline whose vertical height is 215. How fast is she going when she reaches the bottom?
April 6, 2011 by Cara

physics
Two blocks are connected by a massless rope that passes over a pulley. M1= 2 kg and M2= 4 kg. The pulley is 12cm in diameter and has a mass of 2kg. As the pulley turns, friction at the axle exerts a torque of magnitude 0.5 Nm. if the blocks are released from rest, how long ...
December 1, 2010 by Blanche

PHYSICS
A block of mass 0.86 kg is suspended by a string which is wrapped so that it is at a radius of 0.061 m from the center of a pulley. The moment of inertia of the pulley is 4.6010-3 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it...
October 21, 2012 by Emily

Physics
The two blocks in the figure below, m1 = 1.2 kg and m2 = 4.8, are connected by a massless rope that passes over a pulley. The pulley is 12 cm in diameter and has a mass of 2.0 kg. As the pulley turns, friction at the axle exerts a torque of magnitude 0.38 Nm. If the blocks ...
November 21, 2012 by Alex

physics
A 6.15 kg block slides 1.49 m down a frictionless incline that makes an angle of 60.0 with the horizontal. What is the total work done on the block
February 17, 2011 by devin

Physics
a simple pendulum consists of a 1.5 kg mass connected to a cored without and mass or friction. Initially the pendulum is vertically positioned when a 2.0 kg mass collides with ie, causing the pendulum to displace vertically upward 1.25 m. After the collision, the 2.0 kg mass ...
April 22, 2013 by Natalia

Physics
Two blocks hang from strings going around pulleys of different diameter that are connected, as shown in the figure. The large pulley has a radius of R = 9.0 cm and and the small pulley has a radius of r = 2.3 cm. The mass of the block that hangs from the small pulley is m = 3....
February 3, 2013 by Anonymous

physics
A mass m = 14.0 kg is pulled along a horizontal floor with NO friction for a distance d =8.7 m. Then the mass is pulled up an incline that makes an angle θ = 27.0 with the horizontal and has a coefficient of kinetic friction μk = 0.41. The entire time the massless ...
October 1, 2012 by need of help

physics
A rope goes over a circular pulley with a radius of 6.3 cm. If the pulley makes four revolutions without the rope slipping, what length of rope passes over the pulley?
January 5, 2011 by melissa

physics
Three masses are arranged on a flat surface as shown. Two of the masses are as follows: m2 = 16.3 kg and m3 = 66.5 kg. A horizontal force of 519 N applied to m2 accelerates the masses across the floor, which has a coefficient of friction of μ = 0.312, at 1.77 m/s2. What ...
December 5, 2010 by dillon

physics
The figure below shows an object of mass M = 1,276 g. It is free to move along a horizontal, frictionless surface. This object is further connected to a second object with a mass of m = 1,362 g by means of a massless string that extends around a massless, frictionless pulley. ...
October 10, 2009 by m2a

Physics
A block of mass 3 kg is at rest on an incline. The coefficient of state friction between the block and incline is 0.34. What is the maximum angle of the incline such that the block will not slide down the plane?
February 17, 2013 by Amy

Physics AP
Two masses are hooked together over a pulley and can slide without friction. If M1 = 6 kg, theta 1 = 45 degrees, and theta 2 = 17 degrees, what must M2 be for the blocks to move with constant velocity?
January 19, 2010 by Emmy

Physics
Two blocks rest on slopes of unequal angles, connected by a rope passing over a pulley. If the blocks equal masses, will they remain at rest? Why? Neglect friction.
October 14, 2012 by Anthony

Physics
A rope goes over a circular pulley with a radius of 5.5 If the pulley makes 6 revolutions without the rope slipping, what length of rope passes over the pulley?
June 18, 2013 by Anonymous

Physics
The coefficient of static friction between the m = 2.95-kg crate and the 35.0 incline is 0.345. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 26, 2011 by Lala

physics
a 4.00 kg block rests on a 30.0 incline. If the coefficient of static friction between the block and the incline is 0.700, what magnitude horizontal force F must act on the block to start it moving up the incline
February 20, 2013 by Marek Blizinski

physics
A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it ...
February 11, 2014 by John

physics
A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it ...
February 12, 2014 by Danny

Help - physics
A block of mass 0.74 kg is suspended by a string which is wrapped so that it is at a radius of 0.060 m from the center of a pulley. The moment of inertia of the pulley is 0.0061 kgm2. There is friction as the pulley turns. The block starts from rest, and its speed after it ...
February 12, 2014 by Danny

Science
A car of mass 1190 kg is on an icy driveway inclined at an angle of 28◦ If the incline is frictionless, what is the acceleration of the car?
November 14, 2012 by Brett

Physics
A light string is attached to both a hanging mass m1 = 5 kg and to a pulley of mass m2= 6 kg, and radius R = 0.75 m. If the pulley is a solid disc rotating about its center with a moment of inertia of I = 0.5*m2R2, and the string does not slip on the pulley, (a) what is the ...
February 8, 2015 by Anonymous

Physics
The coefficient of static friction between the 3.00 -kg crate and the 35 degree incline is .300. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline.
September 26, 2011 by Jas

physics
The coefficient of static friction between the 2.3 kg crate and the 35.0 incline of Figure P4.47 is 0.241. What minimum force, F, must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 5, 2012 by Anonymous

physics
The coefficient of static friction between the 2.3 kg crate and the 35.0 incline of Figure P4.47 is 0.241. What minimum force, F, must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?
October 5, 2012 by Anonymous

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