A force is applied to block A at angle of 40 degrees with the horizontal. Determine the friction force and the acceleration of block A in the system below if the coefficient of friction between A and the surface is 0.4. (Normal Force, N = 450N)

A force is applied to block A at angle of 40 degrees with the horizontal. Determine the friction force and the acceleration of block A in the system below if the coefficient of friction between A and the surface is 0.4. (Normal Force, N = 450N)

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.73P: The normal pressure acting on the disk of the sander is given by p=(4/3)+(r2/6), where p is the...

See similar textbooks

Related questions

Q: The crate has a mass of 80 kg and is being towed by a chain which is always directed at 20° from the…

Q: Find the downward acceleration of ml if it has a mass of 27.8 kg and the kinetic coefficient of…

A: Note: it is asked to determine the acceleration when the surface is frictionless. Consider the free…

Q: 3. The 50-kg crate rests on a horizontal surface for which the coefficient of kinetic friction is…

A: (a) To find : The normal force on the crate . Given data : The Mass is m=50 kg. The Initial speed is…

Q: r The bottle shown rests at a distance of 3 feet from the centre of the horizontal platform. If the…

A: The linear speed of any object to move in the circular path is known as tangential velocity. Given…

Q: When s - 0.4 m, the spring is not stretched or compressed (k-200 N/m), and the 8 kg block, which is…

Q: When the normal force N and friction force F be in the position shown, it means that the body is…

Q: Determine the magnitude of the force P that would cause block A to accelerate to the right at 4…

Q: Determine the tension in the cord and the acceleration of each block. Coefficient of friction…

A: In the given problem 1. The accelerations of the blocks will be same because the displacement moved…

Q: Bricks 250 N at rest on the plane (as in fig.) when the force F (=150 N) is applied at t= 0.…

Q: The block A has a mass of m= 120kg, if the force F = (100t²) N. Find the acceleration of the block…

Q: At the instant when a force of F = (8t2) Ib is applied on the 10 Ib block, the block was moving at 4…

Q: During accelerated motion a 5kg ball forms a constant angle ϴ. Determine the angle ϴ and the tension…

A: To proceed with the problem, we must take some assumptions. The mass of the string is negligible…

Q: The man pushes on the 60-lb crate with a force F. The force is always directed down at 30° from the…

Q: pick the ones that apply. tahnk you

Q: A crate weighing 10 lb has an initial velocity of 10 ft/sec. It is expected to go down an incline…

Q: The constant 8-N force is pulling the 2-kg crate across the horizontal surface. If the coefficient…

Q: The coefficient of static friction between the 200-kg crate and the flat bed of the truck is 0.3.…

Q: A crate has a mass of 100kg and is being towed by a chain which is always rected at 2 from the…

Q: If the 50-kg crate starts from rest and achieves a velocity of v = 4 m/s when it travels a distance…

A: The weight of crate is calculated as, W=50 kg The velocity of the crate is given as, V=4 m/s The…

Q: Determine the vertical acceleration of the cylinder with a weight WA = 65 lb for each of the two…

Q: Determine the force P required to lower the 40-kg cylinder at a slow steady speed. The coefficient…

A: Given data: m (mass of the cylinder) = 40 Kg μ (Coefficient of friction) = 0.3

Q: If the 40kg box is moving with 1 m/s^2 acceleration to the right, determine the magnitude of normal…

A: Mass of box, m=40kg Acceleration of box, a=1 m/s2 Force, F=174N Kinetic friction, μ=0.3

Q: Q4/ Assuming the car has no dependence on friction with the road, determine the speed u of the car.…

A: r = 365 m u = 0.8

Q: The 2kg block is moving to the right at 10– when it is acted upon by the surface is smooth,…

A: The kinetic energy of the block is

Q: The conveyor belt is moving at 4 m/s. If the coefficient of static friction between the conveyor and…

A: Draw the F.B.D of the block.

Q: The coefficient of static friction between the flat bed of the truck and the crate it carries is…

A: Solution.jpg

Q: The coefficient of static friction between the flat bed of the truck and the crate it carries is…

Q: The double inclined plane supports two blocks A and B, each having a weight of 7 lb as shown below.…

A: determine the acceleration of each block.

Q: The blocks A and B are connected by a cable that runs around two pulleys of negligible mass, as…

A: Frictional force is defined as the force of resistance offered by the surface which opposes the…

Q: The sports car, having a mass of 1700 kg is travelling horizontally along a 20° banked track which…

A: Data given- M = 1700 kg Theta = 20° R = 100 m Coefficient of friction = 0.2

Q: Determine the deceleration of (a) a 2200-kg car and (b) a 1100-kg car, if the brakes are suddenly…

Q: Bricks 250 N at rest on the plane (as in fig.) when the force F (=150 N ) is applied at t= 0.…

A: Please find the solution below.

Q: Find the velocity of body A after it has moved, starting from rest at the given position, for 9 ft…

Q: The car is moving with a speed vo = 74 mi/hr up the 5-percent grade, and the driver applies the…

A: We have given

Q: The sports car, having a mass of 1600 kg is travelling horizontally along a 20° banked track which…

Q: Determine the Force required for the collar speed to be 5 ft.s1 at B

Q: If block A intend slipping, then the friction force between block A and block B can be calculated…

Q: The truck is traveling at 70 km/h when the driver steps on the braketo stop. If the truck…

Q: The friction coefficient between the crate and truck top surface is (0.5). If the truck initially…

A: Due to the stopping of the truck, the final velocity (V) becomes zero.

Q: Q4. The ( 25 kg ) block is moving down the incline surface with an acceleration of (a 6 m/ sec").…

A: Acceleration It is nothing but the rate of change of velocity perpendicular to the plane or curve.…

Q: Calculate the coefficient of friction between the block and the plane

A: Given: at point A, v1= 25 m/s v2=15 m/s s=100 m θ=25° To determine: The coefficient of frivtion…

Q: Q4/ Assuming the car has no dependence on friction with the road, determine the speed u of the car.…

A: Find the maximum and minimum speed of car.

Q: Determine the magnitude of the force P that would cause block A to accelerate to the right at 4…

A: Given: The acceleration of bock A, a = 4 m/s2

Q: If P = 400N and the coefficient of kinetic friction between the 50kg crate and the inclined plane is…

A: Data given - P = 400 N m = 50 kg Coefficient of kinetic friction = 0.25 S = 6 m Theta = 30°

Q: As shown in the figure, the 300-lb counterweight B pulls the 200-lb block A up the 30° incline; the…

Q: Q11: the man pushes on 60 lb. crate with a force F. The force is always directed down at 30o from…

Q: Determine the acceleration of the system and the tension in each cable. The inclined plane is…

Q: The flatbed truck starts from rest on a road whose constant radius of curvature is 30m and whose…

A: It is given that the forward acceleration of the truck is 2 m/s2, it means the tangential…

Q: Find the downward acceleration of ml if it has a mass of 87.3 kg and the kinetic coefficient of…

A: Given: Mass of the block 1 is 87.3 kg. Coefficient of friction is 0.2. The system is shown below:

Concept explainers

Buckling of columns

The column is described as a vertical member of the structure that carries an axial compressive load, and buckling is a lateral deformation of the column under the application of load.

Question

2. A force is applied to block A at angle of 40 degrees with the horizontal.
Determine the friction force and the acceleration of block A in the system
below if the coefficient of friction between A and the surface is 0.4. (Normal
Force, N = 450N)
Sign
convention
15N
250 kg
A
B
75 kg

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

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps with 5 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

The normal pressure acting on the disk of the sander is given by p=(4/3)+(r2/6), where p is the pressure in pounds per square inch (psi) and r represents the radial distance in inches. Determine the torque C required to operate the sander at constant speed if the kinetic coefficient of friction for the surface being sanded is 0.86.
The 20-lb block has friction coefficients of μ = 0.4 and = 0.35, with the inclined surface. Find a. the angle where the 10-lb block begins to slide b. the acceleration of the block at the angle where it first slides c. the acceleration of the block at an angle 10° past the angle in b. If you use cartesian coordinates with x-along the slope, the problem is easier. B A
a. A vehicle with the handbrake drawn must be pushed and moved. The vehicle weight is 1200 kg, and the force required to push the vehicle is 300 kg (G=10 m/s2 can be taken). Determine the value of the coefficient of friction that occurs when the wheels of the car make a sliding movement on the asphalt. As the car is pushed and moved, the speed of the car increases to 3.6 km/h. Find the power spent on friction b. An oil film was formed under the wheels while the same vehicle was pushed with the handbrake drawn, and the vehicle thrust was reduced to 6 kg (G=10 m/s2). Determine the value of the coefficient of friction that occurs between the molecules of the lubricant. The speed of the vehicle increases to 3.6 km/h when the vehicle is moved by pushing on the oil film. Find the power spent on friction
A 4 kg cylinder can slide along a rotating rod as shown below. The coefficient of static friction between the rod and the cylinder is u, = 0.4. Ifr 0.5 m and 0 3 rad/s, determine the maxirmum angular acceleration 0 so that the cylinder does not slide outward along the rod. r= 0.5 m #= 3 rad/s
The man pushes on the roller with force P through a handle that connects to the central axle of the roller. If the coefficient of static friction between the 43-lb roller and the floor is Hs = 0.21, and the force Pis maximum so that the roller is about to slip, determine the angular acceleration of the roller (in rad/s?). Assume the roller to be a uniform cylinder. Please pay attention: the numbers may change since they are randomized. Your answer must include 2 places after the decimal point, and proper unit. Take g = 32.2 ft/s?. 1.5 ft 30°
2. Find the least value of P required to cause the system of blocks to have impending motion to the left. The coefficient of friction is 0.2 under each block. 300 Ib 100 lb 30 °
6. A car weighing 5000-kg is on a banked curve as shown. The coefficient of friction between the road and the tire of the car is 0.50. It is rounding the curve of 200 m radius at maximum speed. Determine the maximum speed and the frictional force acting on the wheels. 3 D 11 2.5
3. Blocks A and B have a mass MA and MB, respectively. If the coefficient of static friction between A and B and between B and C is us and between the ropes and the pegs D andE µ's, determine the smallest force F needed to cause motion of block B. Given: E e = 45 deg Hs = 0.25 MA = 100 kg He's = 0.5 Mв 3 150 kg Р%3 30 N B m g = 9.81
Two blocks A and B, each with a weight of 10 lb, are sliding along the inclined planes. Calculate the magnitude of the acceleration of the blocks when the kinetic friction coefficient is 0.1. Present your answer in ft/sec² using 3 significant figures. 60° B 30⁰
The crate has a mass of 80 kg and is being towed by a chain which is always directed at 70° from the vertical. The towing force is defined by the equation: P = 20t², where P is in Newtons and t is in seconds. If the coefficient of static friction is µ = 0.4 and the coefficient of kinetic friction is k 0.3, evaluate the = time when the crate's acceleration is 1.7473 m/sec². Apply Newton's second law of motion.
Determine the force P that will give the body shown in the figure below an acceleration of 6 ft/s^2. The coefficient of kinetic friction is 0.20.
メー4t +2 A 124) weighs 150 N. The coefficient of friction between A and the inclined plane is 0.2. Determine the acceleration of body A when it is moving up the plane. : Block A of Fig. below weighs 100N and B mor Seello arl Smooth mm 00S Aligag REDMI NOTE 9 PRO AI QUAD CAMERA B