A rope pulls the block up the ramp, as shown in the figure. Find the following:1. What is the acceleration of the block perpendicular to the ramp?2. What is the friction force?3. What is the tension force? * T=? a=4.3 m/s? 6 kg H=0.45 0-30° O ay= 0 m/s^2, F_k=30 N, T=78 N ay= 2 m/s^2, F_k=20 N, T=78 N ay= 0 m/s^2, F_k=22.9 N, T=78.1 N O ay= -1 m/s^2, F_k=22.9 N, T=78 N

A rope pulls the block up the ramp, as shown in the figure. Find the following:1. What is the acceleration of the block perpendicular to the ramp?2. What is the friction force?3. What is the tension force? * T=? a=4.3 m/s? 6 kg H=0.45 0-30° O ay= 0 m/s^2, F_k=30 N, T=78 N ay= 2 m/s^2, F_k=20 N, T=78 N ay= 0 m/s^2, F_k=22.9 N, T=78.1 N O ay= -1 m/s^2, F_k=22.9 N, T=78 N

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter5: Newton's Law Of Motion

Section: Chapter Questions

Problem 84AP: A 7.0-N force parallel to an incline is applied to a 1.0-kg crate. The ramp is tilted at 20 and is...

See similar textbooks

Similar questions

Consider the 52.0-kg mountain climber shown below. (a) Find the tension in the rope and the force that the mountain climber must exert with her feet on the vertical rock face to remain stationary. Assume that the force is exerted parallel to her legs. Also, assume negligible force exerted by her arms. (b) What is the minimum coefficient of friction between her shoes and the cliff?
A runner pushes against the track, as shown. (a) Provide a free-body diagram showing all the forces on the runner. (Hint: Place all forces at the center of his body, and include his weight.) (b) Give a revised diagram showing the xy -component form. (credit: modification of work by “Greenwich Photography”/Flicke)
A physics major is cooking breakfast en she notices that the frictional force between her steel spatula and Teflon trying pan is only 0.200 N. Knowing the coefficient of kinetic friction between the two materials, she quickly calculates the normal force. What is it?
Two teenagers are pulling on ropes attached to a tree. The angle between the ropes is 30 . David pulls with a force of 400.0 N and Stephanie pulls with a force of 300.0 N. (a) Find the component form of the net force. (b) Find the magnitude of the resultant (net) force on the tree and the angle it makes with David’s rope.
While sliding a couch across a floor, Andrea and Jennifer exert forces FA and FJ on the couch. Andrea’s force is due north with a magnitude of 130.0 N and Jennifer’s force is 32 east of north with a magnitude of 180.0 N. (a) Find the net force in component form. (b) Find the magnitude and direction of the net force. (c) If Andrea and Jennifer’s housemates, David and Stephanie, disagree with the move and want to prevent its relocation, with what combined forceFDS should they push so that the couch does not move?
Two people pull as hard as they can on horizontal ropes attached to a boat that has a mass of 200 kg. If they pull in the same direction, the boat has an acceleration of 1.52 m/s2 to the right. If they pull in opposite directions, the boat has an acceleration of 0.518 m/s2 to the left. What is the magnitude of the force each person exerts on the boat? Disregard any other horizontal forces on the boat.
Common Forces A leg is suspended in a traction system, as shown below (a) Which pulley in the figure is used to calculate the force exerted on the foot? (b) What is the tension In the rope? Here T is the tension, wleg is the weight of the leg, and w is the weight of the load that provides the tension.
Two blocks connected by a string are pulled across a horizontal surface by a force applied to one of the blocks, as shown below. The coefficient of kinetic friction between the blocks and the surface is 0.25. If each block has an acceleration of 2.0m/s2to the right, what is the magnitude Fof the applied force?
Check Your Understanding Determine a general formula in terms of and for calculating the tension in the string for the Atwood machine shown above.
A history book is lying on top of a physics book on a desk, as shown below a free-body diagram is also shown. The history and physics books weigh 14 N and 18 N, respectively. Identify each force on each book with a double subscript notation (for instance, the contact force of the history book pressing against physics book can be described as F HP), and determine the value of each of these forces, explaining the process used.
If the acceleration of a system is zero, are no external forces acting on it? What about internal forces? Explain your answers.
A 7.0-N force parallel to an incline is applied to a 1.0-kg crate. The ramp is tilted at 20 and is frictionless. (a) What Is the acceleration of the crate? (b) If all other conditions are the same but the ramp has a friction force of 1.9 N, what is the acceleration?