Incline Definition and 976 Threads

A wedge with an inclination of angle theta rests next to a wall. A block of mass m is sliding down the plane, as shown. There is no friction between the wedge and the block or between the wedge and the horizontal surface. http://session.masteringphysics.com/problemAsset/1010942/31/MFS_cf_11.jpg...

Okay here is the problem: A dart gun is fired while being held horizontally at a height of 1.55 m above ground level, and at rest relative to the ground. The dart from the gun travels a horizontal distance of 7.77 m. A child holds the same gun in a horizontal position while sliding down a 39.7...

1. Homework Statement Two boxes with different masses M1 = 1.3 kg and M2 = 2.2 kg are tied together on a frictionless ramp surface which makes an angle = 29° with the horizontal (see the figure below). (the figure is essentially two boxes tied together by a rope and then another rope tying...

A block slides down an inclined plane of slope angle A with constant velocity. It is then projected up the same plane with an initial speed Vo. a) How far up the incline will it move before coming to rest? b) Will it slide down again? So when it comes at rest, Vy = 0, Vx = 0 Since it...

Homework Statement The 3.91 kg physics book shown is connected by a string to a 519.0 g coffee cup. The book is given a push up the slope and released with a speed of 3.99 m/s. The coefficients of friction are μs = 0.457 and μk = 0.330. What is the acceleration of the book if the slope is...

Magnitude of Force within incline? A block with mass of 5.5kg is held in equilibrium on a frcitionless incline of 34 degrees by the horizontal force F. The acceleration of gravity is 9.81m/s^2 What is the magnitude of F? answer in units of N What is the magnitude of the normal force...

Two blocks with mass m1 = 4.6 kg and m2 = 5.6 kg are connected by a massless string over a frictionless and massless pulley. The angle of the incline is equal to 55.0°. The kinetic coefficient of friction between m1 and the incline is 0.17. What is the minimum value of the static friction...

What is the total work W done on the block by the applied force F as the block moves a distance L up the incline? http://session.masteringphysics.com/problemAsset/1006802/15/2550_a.jpg isn't it just FLcos(theta) minus the work of friction which is mew(mg)Lcos(theta)?? what am i missing...

There is not really a homework problem. I just want to understand the concept here. See the image attached. How is it that in the free body diagram of the image shown the angle theta is from FN to the perpendicular Force applied by box to the horizontal? It is hard to describe in words. I...

Two blocks are connected by a massless string and are held in position by another massless string along a frictionless incline (as shown in the figure). Let M1 = 39.0 kg, M2 = 37.0 kg, and θ = 36°. Calculate the tension in the string connecting the two blocks. Calculate the tension between...

Homework Statement A ball is kicked with initial speed 20 m/s and initial angle 40 degrees up an incline of angle 15 degrees. Assume that the ball leaves the ground a the base of the incline at x_{0}=0 and y_{0}=0. How far up the incline does the ball initially land (not how far horizontally...

Homework Statement The pulley is light and frictionless. Find the mass M1, given that M2 (6.00 kg) is moving downwards and accelerates downwards at 3.61 m/s2, that θ is 30.0°, and that μk is 0.490. Homework Equations F=ma F||=mg*cos(theta) Fper=mg*sin(theta) The Attempt at a...

Homework Statement A projectile is fired up an incline (incline angle φ) with an initial speed vi at an angle θi with respect to the horizontal (θi > φ). (a.) Show that the projectile travels a distance d up the incline, where d = 2*vi^2*cosθi*sin(θi-φ) / g*cos(φ)^2 Homework...

Homework Statement Find the acceleration reached by each of the two objects shown in Figure P4.49 if the coefficient of kinetic friction between the 7.00kg object and the plane is 0.250 Here is a picture of the problem...

Homework Statement A 2.00 kg block is held in equilibrium on an incline of angle = 75° by a horizontal force applied in the direction shown in Figure P4.50. If the coefficient of static friction between block and incline is µs = 0.300, determine the following. (a) the minimum value of F (b)...

1. Q: With what amount of force must a person pull on the vertical portion of the rope to make the 1000 kg box travel up the 45 degree rough (u_{k} = 0.10) plane at constant speed? Umm, here is a really awful diagram to help you get the picture. Mac doesn't come with a Paint program, so I...

The first part to an exam question I had to sit at the end of last year. It defeated me then, and I still can't do it now, which worries me more than a little! Homework Statement A solid cylinder of radius 10 cm and mass 12 kg starts from rest and rolls without slipping a distance L = 6:0 m...

Homework Statement A solid sphere of radius 20cm is positioned at the top of an incline that makes 22 degrees angle with the horizontal. This initial position of the sphere is a vertical distance 1.8m above its position when at the bottom of the incline. Moment of inertia of a sphere with...

Homework Statement 2 identical blocks tied together with a string that passes over a pulley at creast of inclined planes One makes an angle of (theta1) 28deg to horizontal other makes angle of (theta2) 62deg to horizontal Homework Equations if no friction, then with what...

Homework Statement An object of mass 10kg is at rest at the top of a frictionless incline. The mass is 2m higher than the elastic spring (k=10 N/cm). What is the objects maximum speed? What is the maximum spring compression? I think I may have got the answers but I'm not sure. Can someone...

Homework Statement A 2.6kg block slides along a frictionless horizontal with a speed of 2.9m/s. After sliding a distance of 6m, the block makes a smooth transition to a frictionless ramp inclined at an angle of 12 degrees to the horizontal. How far up the ramp does the block slide before...

A block starts from rest at a height of 4.7m on a fixed inclined plane tilted at 30 degrees. The coefficient of friction is 0.28. If the block continues to slide on the ground with the same coefficient of friction, how far will the block slide on the ground until coming to rest? [b]2. V =...

Hi, can someone please give me hints as to how to do this problem? A 12 kg block is released from rest on an 36 degrees inclined plane and moves 2.4m during the next 4.2s. What is the coefficient of kinetic friction for the incline? I know that the normal force = mgcos(delta), and...

angle of incline is 45 degree, length of the incline is 30m, and the the time of drop is 2.14 1- what should your velocity be at the base of the drop (frictionless)? my answer: average v=d/t v=30/2.14=14.0*2=28m/s 2- what is you velocity at the base of the drop...

Homework Statement What is the minimum work needed to push a 1200Kg car, 118m up 18 degree incline with no friction? Homework Equations I used mgsin18 - mgcos18 (don't think this is right) I know with friction, you do mgsin18 - (coef. friction)(mg)(cos18), and then to get work you...

Homework Statement A block of mass = 4kg is pushed down an incline with a force of 4 N. The coefficient of kinetic friction of the incline = 0.11 . How far will the block move on the incline in the first 2 seconds after starting from rest ? Given that angle of incline = 30 degrees...

This really isn't a homework question -- but it does involve my homework. Say you've got a box sliding down an incline of x degrees at a constant speed, I somehow got that that coefficient of kinetic friction is equal to tan(x). Will this always hold true for objects moving at a constant speed...

Homework Statement A tall uniform rectangular block sits on an inclined plane. If Us = .4, does the block slide or fall over as the angle is slowly increased? Also, the block is 3a units tall and "a" units wide. The Attempt at a Solution Just by intuition, I figured that it would tip...

A block of mass m is placed in a smooth-bored spring gun at the bottom of the incline so that it compresses the spring by an amount x_c. The spring has spring constant k. The incline makes an angle theta with the horizontal and the coefficient of kinetic friction between the block and the...

Homework Statement The five masses below all have the same radius and a cylindrically symmetric mass distribution. They start to roll down an inclined plane, starting from rest, at the same time and from the same height. Give theri order of arrival at the bottom (i.e., ABCDE, DCBAE) A...

Hello - My geometry is rusty and I'm having some difficulty visualizing a question. Picture a box sitting on an inclined plane with an incline angle of 30 degrees from the horizontal (floor). The box is at rest. There is a 10N normal force (perpendicular to horizontal) and a force, F...

a block slides along a horizontal plane at an initial velocity of 10m/sec. After sliding 4 meters it reaches a 35 degree incline and slides up the hill. the coefficient of kinetic friction is 0.4 for all surfaces. a) how fast is it going when it reaches the incline? b) how far up th incline...

URGENT--Weight on an Incline--please help A 51.5 lb object is sitting on an inclined plane that makes a 33 degree angle with the horizontal. What is the component of weight that tends to make the object slide down the incline? And, what is the component of weight that presses against the...

So here is the problem with the two parts and then the teacher's clue... I would be majorly appreciative if you could help me out. Two packing crates of masses m1 = 10.0 kg and m2 = 4.00 kg are connected by a light string that passes over a frictionless pulley as in Figure P4.26. The 4.00 kg...

A wooden block with mass 1.50 kg is placed against a compressed spring at the bottom of an incline of slope 30.0 degrees (point A). When the spring is realeased, it projects the block up the inline. At point B, a distance of 6.00 m up the incline from A, the block is moving up the incline at...

Homework Statement a toy cart of mass 5kg is projected up a ramp incined at 30 degree to the horizontal, with an initial velocity of 6m/s. if the frictional force opposing its motion is 4N, find the distance it travels before stopping, and its increase in gravitational potential energy at...

I've been trying to figure this one out for two days now. No Dice. If you feel like working the whole thing out, by all means, cause everyone who tried to help me so far was wrong. Homework Statement You testify as an "expert witness" in a case involving an accident in which car A slid...

So here's a pretty straightforward question. Given a cylinder with some specific mass and radius rolling down an inclined plane with a specific angle of inclination, what is the cylinder's acceleration? I can figure out the answer pretty easily by finding the Lagrangian of the cylinder (I...

Homework Statement A 2.00-kg package is released on a 53.1 ^\circ incline, 4.00 m from a long spring with force constant 120 N/m that is attached at the bottom of the incline View Figure . The coefficients of friction between the package and the incline are \mu_{s} \;=\; 0.40 and \mu_{k}...

Homework Statement A 2.00-kg block is pushed against a spring with negligible mass and force constant k = 400 N/m, compressing it 0.220 m. When the block is released, it moves along a frictionless, horizontal surface and then up a frictionless incline with slope 37 degrees Homework...

Here is the problem: A block is released from rest on an inclined plane and moves 3.5 m during the next 4.8 s at an angle of 31 degrees. The acceleration of gravity is 9.8 m/s^2. What is the magnitude of the acceleration of the block? what is the coefficient of Kinetic Friction Muk for the...

Hello everybody. I have a rather strange question regarding the rotational motion of a solid object across an incline plane. I wonder if it is possible for a solid object to move upwards the plane without the application of any external force, other than its own weight and the friction with the...

Homework Statement At a certain part of your drive from home to school, your car (mass m) will coast in neutral at a constant speed of v if there is no wind. Examination of a topographical map shows that for this stretch of straight highway the elevation decreases an amount h for each segment...

Homework Statement Two objects are connected by a light string that passes over a frictionless pulley, as in Figure P5.26. The incline is frictionless, m1 = 2.00 kg, m2 = 6.00 kg, and = 50.0°. (?) Find the speed of each object 2.00 s after being released from rest. m/s Homework...

Okay, so I've been working on incline plane and then banked curve problems. From the incline plane problems and the definitions in my book I believed that normal force was just the y component of the weight, ie the weight times the cos of the angle of incline and no x component, ie parallel to...

Homework Statement A cart is rolling down an incline (angle to horizontal is theta). It has two wheels, each wheel has mass m and moment of inertia mR^2/2. The total mass of the cart and the two wheels is M. Using conservation of energy (assuming no friction between cart and axles), show that...

Homework Statement A 215 N box is placed on an inclined plane that makes a 35.0º angle with the horizontal. a) Draw a free body diagram which indicates all forces acting on the box. b) Calculate components of weight force parallel and perpendicular to the plane. c) If the crate is at...

Hey, I have been thinking about this problem for a while to no avail. Any input would be greatly appreciated. Thanks! Homework Statement A solid sphere of mass M and radius R rolls without slipping down a 30 degree incline (see figure attached). What is the linear acceleration, a...

http://img207.imageshack.us/img207/5524/untitledll1.png what I'm looking for is 1. the total energy of the sphere, and 2. the height of the ball after it has traveled up the incline. i have some questions however. First, i understand that total energy = KE+PE. looking at the solution...

"a ball is rolled up an incline (at an angle x with the horizontal). For the angle x and the ball involved, the acceleration of the ball is 0.25g and directed down the incline. If the ball is released with speed v, determine the distance it moved up the incline before reversing its direction as...