Inclined Definition and 1000 Threads

Homework Statement What is the mechanical advantage of a staircase that is 10 meters long (horizontally) and 5 meters high (vertically)? Homework Equations MA=Length/Height The Attempt at a Solution MA=2.2 I'm certain that this is the answer my teacher is looking for, but it...

Homework Statement A 1.00-kg aluminum block and a 4.00-kg copper block are connected by a light string over a frictionless pulley. The two blocks are allowed to move on a fixed steel block wedge (of angle 31.0°). The aluminum block is on the left side, on a flat plane. On the right is the...

I understand the derivation that on an inclined plane of angle θ, the acceleration of the object on the plane, parallel to the plane, is a=g*sinθ. However, I was just thinking about it, and should it not be a=g/sinθ ? I got this because sinθ = g/a. θ is the angle between the ramp and the...

I am stuck on a problem from the 5 Steps to a 5: AP Physics B&C book and would really appreciate anyone's help. Homework Statement Determine (a) the acceleration of the block down the plane and (b) the time for the block to slide to the bottom of the plane...

1. A wheel rolls down a flat inclined surface that makes an angle $\alpha$ with the horizontal. The wheel is constrained so that its plane is always perpendicular to the inclined plane, but it may rotate about the axis normal to the surface. Obtain the solution for two-dimensional motion of the...

Hello Friends, I am not able to solve a problem of my textbook A block of mass m slides on a inclined plane of mass M, then What is the velocity of inclined plane when mass m reaches the ground ? ("All surfaces are friction less and the height of inline plane is H and the angle of inclination...

When an iron ball is allow to roll down the inclined plane such that magnet is fixed at the bottom of plane then rolling ball is attracted towards the magnet. But if two iron balls all allow to roll down then they stop in between on plane. Why

Homework Statement I'm asked to solve the typical intro level box on an inclined plane problem but I need to do it using the lagrangian. My difficulty with it is that the axis I am required to use are not the typical axes used when solving this using Newtonian mechanics. Instead of the...

Homework Statement There's no specific problem statement but I have to explain how I would find out the coefficient of kinetic friction given the angle (θ) of the inclined plane and mass of the object sliding down, nothing else. Homework Equations ƩF = ma μk = Fk (kinetic friction) / Fn...

Homework Statement There is a wire (current I = 1.05 A) that splits into two channels; of resistance R2 = 6.60 and R1 = 1.25 , and re-joins, forming a current in the shape of an isosceles triangle with base distance d = 6.90 cm and height L = 14.0 cm. The loop is entered into the space between...

Homework Statement Burglars are pushing, with a horizontal force Fpush, a safe of mass m and coefficient of kinetic friction μk up a slope of angle θ. What is the safe's acceleration (in abstract terms)? Homework Equations a[SUB]s= +/-gsinθ (natural accl down a slope) friction on a...

Homework Statement Scroll down for pic related Determine the tension in the cable P that will give the 50 kg block a steady accelerationof 2.0 m/s^2 up the incline. Homework Equations Where am I going wrong? The Attempt at a Solution Let Fa=force applied I calculated the...

Homework Statement A particle of mass m slides on the surface of a plane inclined at an angle θ to the horizontal. The plane itself has a mass M and is allowed to slide on a horizontal surface (such that θ remains constant). There are no frictional forces. (i) Write equations of motion for the...

Homework Statement You are helping a friend move, and you need to load a 2.65x10^2 kg box of books. You slide the box up a ramp, which has an incline of 30 degrees and a coefficient of static friction of 0.45. You apply the force on the box at an angle of 39 degrees with respect to the ramp...

Homework Statement Please refer to the image attached. Homework Equations P=Fv The Attempt at a Solution I have solved the problem already. But when I refer to the marking scheme, I found that they don't accept the use of P=Fv. I understand it's because there's an...

Hi friends, I have an issue in solving a Collision of ball with inclined plane. Please Help me in solving this. Thank you all in advance. The problem is as: https://fbcdn-sphotos-a-a.akamaihd.net/hphotos-ak-frc3/q71/s720x720/1379765_1432382863655486_1628611844_n.jpg Attempt...

Homework Statement m1 has a mass of 47 kg and m2 has a mass of 35 kg. the coefficient of friction between m1 and the surface of the inclined plane are us=.42 and uk=.19 m1 is on an inclined plane angled 25 degrees A) if the masses are held in place and then released, will they start to move...

W = fd The answer is 8. The solution manual says work is the same for either scenario, d = 4 or d = 0.5 From this assumption I can see that by increasing distance from 0.5 to 4, you reduce the force necessary by a factor of 8. However what I cannot comprehend is: where does the assumption...

Homework Statement Here is an illustration to ease understanding: Angle inclined plane: θ = 20.0° spring of force constant k = 525 N/m block: m = 2.71 kg distance of block from spring: d = 0.330 m speed of block: v = 0.750 m/s By what distance is the spring compressed when the block...

Homework Statement 2) In the variant of Atwood’s machine shown below, a mass slides on an inclined surface 40θ above the horizontal with a coefficient of kinetic friction μk = 0.15. The masses M1 and M2 are 1 kg and 2 kg, respectively. Which way does the pulley rotate? If the lowest point of...

Homework Statement Two blocks are connected by a thin inextensible string over a frictionless massless pulley as shown on the picture below The acceleration of gravity is 9.8 m/s2 Given that the two blocks move at 1.9 m/s under an acceleration of 4.1 m/s2, calculate the coefficient µk...

Hi guys, Homework Statement I'm trying to find the theoretical time it takes for a glue stick to roll down an inclined plane of 10 degrees. We then have to compare it to the practical value, which was 1.09 secs.(Average over 10 repetitions). The glue stick has a mass of 10g. The distance of...

Homework Statement a block with a mass of 0.310kg at a constant velocity , calculate the coefficient of kinetic friction on an incline plane Homework Equations f=ma fg=mg fparallel= mg* sin30 degreesThe Attempt at a Solution I found the FN which is 2.60 and the f parallel to be 1.52. i...

Homework Statement Homework Equations Wnet = Ek The Attempt at a Solution 1) That was fine. 2) I just want to confirm if this answer is right?, I got 12.28N. Used work energy theorem. Sorry for double post, edited the title

Homework Statement A block of mass M has a string of mass m attached to it. A force F is applied to the string and it pulls the block up a frictionless plane inclined at angle θ to the horizontal. Find the force the string exerts on the block. Homework Equations F = ma The Attempt...

Homework Statement A cylinder is rotating about its axis and is placed on an inclined surface without linear velocity, the coefficient of kinetic friction between the surface and the cylinder is μk . During Δt1 it stays at the same height till the rotation stops. From that moment it takes...

Homework Statement A block at t=0 is at the bottom of the plane and is projected up an inclined plane with initial speed v0. The plane's acute angle is θ above the horizontal, and the coefficient of friction is μ between the block and plane. Find the time (t) and velocity (v1) of the...

Homework Statement Hi, I just had a quick conceptual question. I understand that if I have an object moving down a ramp, it is being accelerated only by gravity. My question is this: We should be able to experimentally calculate g if we measure the acceleration down the ramp. Then we can...

Homework Statement A block with mass M is on an inclined plane having an angle of \theta with respect to the horizontal. The coefficient of friction is \mu. Find the maximum mass that the block can have before sliding down. Homework Equations \mu_{s}= tan(\theta) - I derived this and tried to...

Homework Statement A force of magnitude F acting up and along a smooth inclined plane, can support a mass M in equilibrium. If a force of the same magnitude acts horizontally, it can support a mass m on the same inclined plane in equilibrium. Find a relationship between F, M and m which is...

It seems that I could have a solid cylinder roll down faster than a solid sphere if the center of the solid cylinder had a very dense material and then a less dense material towards the outside.

Homework Statement A particle is projected from a point o with initial velocity u up a plane inclined at an angle 60° to the horizontal. The direction of projection makes an angle ∅ with the horizontal. The maximum perpendicular height is H. prove that H = u^2( sin^2(∅) ) / g Homework...

Homework Statement A particle is projected with initial speed u at an angle tan-inverse(1/2) to an inclined plane. The plane contains the point of projection and makes an angle tan-inverse(3/4) with the horizontal. Show that the angle at which the particle strikes the plane is tan-inverse(2)...

Where I work, we use a single acting hydraulic cylinder to raise a tank filled with sludge. After emptying it, it has to be brought back to it's original horizontal postion. This is done using the weight of the cylinder and takes a lot of time (about 15-20 mins). Can you suggest something to...

A luggage handler pulls a 20.0- kg suitcase up a ramp inclined at 25°above the horizontal by a force of magnitude 140 N that acts parallel to the ramp. The coefficient of kinetic friction between the ramp and the incline is If the suit-case travels 3.80 m along the ramp, calculate (a) the work...

Homework Statement A ball (considered as a point) of mass m = 1.5kg is launched from a spring with a Δx= 5cm. Find the elastic constant K knowing that the ball is forced to travel the path ABC and that at point C its speed is zero. AB has no friction while BC has a friction μk=0.05. At point C...

A 30-N box is pulled 6.0 m up along a 37 °inclined plane. What is the work done by the weight (gravitational force) of the box? Ok so attempt goes like this: W = FDCOS(37) So force weight parallel to the plane is 30sin37 = 18.05N " perppendicular " 30cos37=...

A 2.0kg wood block is launched up a wooden ramp that is inclined at a 32 degree angle Initial speed of the block is 8 m/s and the coefficient of kinetic friction is 0.2. a) what height does the block reach above its starting point? b) What speed does it have when it slides back down to...

[b]1. What would be the effect on the impact force of a lower or higher release point of a metal ball in an inclined plane. [b]2. I don't know what to do here.. or how to answer. My teacher told us to include formulas to prove our answers.

Homework Statement A smooth sphere falls vertically and strikes a fixed smooth plane inclined at an angle of ∅ to the horizontal.If the coefficient of restitution is (2/3) and the sphere rebounds horizontally, Its speed before impact is u and after impact v calculate the fraction of kinetic...

Q:Two blocks are tied together on an incline The first box is on a 30 degree incline with he horizontal and is 1 KG, the wire from it runs over a pulley that goes to a mass of 2KG . If both the pulley and the incline are frictionless: a) What is the acceleration of the 1.0 kg block up the...

Homework Statement See the image. Homework Equations T=Iα, F=ma, I=0.5*m*r^2, Friction=u*N The Attempt at a Solution I used the torque equation to get Tension = mcylinder*a/2, and then plugged that into a force equation for the block. mblockgsin(30)-Tension-Friction=mblock*a so...

Hi there I was wondering if someone can help me on this attachment I am stuck on question 1.3 and 1.4. This was an experiment to see relationship between sin and gradient I have confidently completed the first two questions but it is the last two questions which are troubling with I am finding...

The coefficient of static friction is defined at the critical/Maximum inclination angle at which the block "begins" to slide. Hence, for a vehicle on an inclined plane at this critical angle, the braking force at this critical angle is given by: i.e F_{braking}=\mu_{static} N at \theta _{max}...

Homework Statement A particle of mass m is projected with velocity of magnitude u at an angle of θ, measured anticlockwise from the line parallel to the plane, from a point (sx,0,sy,0) on a plane inclined at an angle of α measured anticlockwise from the line parallel to the ground. The...

Homework Statement A frictionless, incline plane at 20 degrees has a spring with force constant k=500N/m attached to the bottom, parallel to the inclined plane. A block of mass m=2.5kg is placed on the plane at a distance d =3m from the spring. From this position the block is projected...

Homework Statement A trolley is of mass 20kg is pushed 35 metres up an inclined plane (to a height of 10m above ground level). The inclined plane is at arcsin(2/7) to the horizontal. A 100N force pushes the trolley to the top of the plane, the force being parallel to the inclined plane. The...

Homework Statement A toy car of mass 20kg is pushed up the entirety of a 35m slope, inclined at an angle of arcsin(2/7) to the horizontal. The height at the top of the slope is 10m. The applied force which pushes the car up the slope is 100N, initially, the toy car is stationary...

A physics student shoves a 0.5 kg block from the bottom of a frictionless 30 degree plane. The student performs 4 joules of work and the block slides a distance "s" along the inclined pane before it stops. Find the value of s W = (F * Cosθ) * D I plugged in 4 joules for work, multiplied .5 kg by...

Homework Statement A toy car of mass 20kg moves down a slope of length 35m, which is inclined at arcsin(2/7) to the horizontal. The height of the car initially is 10m, and a constant frictional force of 100N acts against the car through motion. Calculate the work done, power and efficiency of...