Question 4.3a: A 65.0-kg box is pulled by a rope making an angle of = 15.0" with the horizontal. The tension in the rope is 33.0 N. (Assume the surface the box slides across is frictionless.) If the box starts from rest, determine the time required to move the box a horizontal distance of 2.49 m. Question 4.3b: The figure shows two blocks connected by a lightweight string across a frictionless pulley. The hanging block has mass m, 5.05 kg and the second block has mass m₂ = 3.45 kg. The ramp is frictionless and inclined at an angle of = 41.0" from the horizontal. When released from rest, block 1 will descend and block 2 will move up the ramp. (Assume the ramp is frictionless.) Ⓡ Determine the magnitude of each block's acceleration and the tension in the string. mys² T= IN

Question 4.3a: A 65.0-kg box is pulled by a rope making an angle of = 15.0" with the horizontal. The tension in the rope is 33.0 N. (Assume the surface the box slides across is frictionless.) If the box starts from rest, determine the time required to move the box a horizontal distance of 2.49 m. Question 4.3b: The figure shows two blocks connected by a lightweight string across a frictionless pulley. The hanging block has mass m, 5.05 kg and the second block has mass m₂ = 3.45 kg. The ramp is frictionless and inclined at an angle of = 41.0" from the horizontal. When released from rest, block 1 will descend and block 2 will move up the ramp. (Assume the ramp is frictionless.) Ⓡ Determine the magnitude of each block's acceleration and the tension in the string. mys² T= IN

Name: Question 4.3a:A 65.0-kg box is pulled by a rope making an angle of =
Uploaded: 2024-03-20T06:57:57.000Z
Channel: Bartleby
Description: Question 4.3a:A 65.0-kg box is pulled by a rope making an angle of = 15.0" with the horizontal. The tension in the rope is 33.0 N. (Assume the surface the box slides across is frictionless.)If the box starts from rest, determine the time required to

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 40PQ: A sleigh is being pulled horizontally by a train of horses at a constant speed of 8.05 m/s. The...

See similar textbooks

Similar questions

A black widow spider hangs motionless from a web that extends vertically from the ceiling above. If the spider has a mass of 1.5 g, what is the tension in the web?
A sleigh is being pulled horizontally by a train of horses at a constant speed of 8.05 m/s. The magnitude of the normal force exerted by the snow-covered ground on the sleigh is 6.37 103 N. a. If the coefficient of kinetic friction between the sleigh and the ground is 0.23, what is the magnitude of the kinetic friction force experienced by the sleigh? b. If the only other horizontal force exerted on the sleigh is due to the horses pulling the sleigh, what must be the magnitude of this force?
A makeshift sign hangs by a wire that is extended over an ideal pulley and is wrapped around a large potted plant on the roof as shown in Figure P6.10. When first set up by the shopkeeper on a sunny and dry day, the sign and the pot are in equilibrium. Is it possible that the sign falls to the ground during a rainstorm while still remaining connected to the pot? What would have to be true for that to be possible? FIGURE P6.10 Problems 10 and 11.
A 0.30 kg puck is being pushed across a table with a horizontal force of 2.0 N. It starts from rest and is pushed for 13 seconds, ending with a speed of 1 m/s. Calculate the coefficient of friction μk between the puck and the table.
A 56.5-kg box is pulled by a rope making an angle of ? = 21.5° with the horizontal. The tension in the rope is 27.5 N. (Assume the surface the box slides across is frictionless.)If the box starts from rest, determine the time required to move the box a horizontal distance of 2.31 m. sQuestion 4.3b:The figure shows two blocks connected by a lightweight string across a frictionless pulley. The hanging block has mass m1 = 5.65 kg and the second block has mass m2 = 3.90 kg. The ramp is frictionless and inclined at an angle of ? = 44.0° from the horizontal. When released from rest, block 1 will descend and block 2 will move up the ramp. (Assume the ramp is frictionless.) Two blocks are connected to each other by a string that passes over a pulley, which is attached to the top corner of a wedge. The block of mass m1 hangs freely below the pulley. The block of mass m2 rests on the wedge's inclined surface that makes an angle ? with the horizontal. Determine the magnitude of each…
David throws a 50 kg cart down a ramp with an initial speed of vi = 6 m/s. The ramp is at an angle of 20◦, and the coefficient of kinetic friction between the cart and the ramp is µk = 0.25. Additionally, the coefficient of static friction is µs = 0.55. How much time does it take to reach Ryan who is 10 m away? Assume that the cart slides and doesn’t roll.
An 8.00 kg box sits on a ramp that is inclined at 33.0 above the horizontal. The coefficient of kinetic friction between the box and the surface of the ramp is mk = 0.300. A constant horizontal force F = 26.0 N is applied to the box, and the box moves down the ramp. If the box is initially at rest, what is its speed 2.00 s after the force is applied?
The friction force that a horizontal surface exerts on a 62 kg object is 23 N. If the initial speed of the object is 27 m/s, what distance will it slide before coming to a stop?
A skier slides down a hill in a straight line. The hill is 60m high and the coefficient of kinetic friction between the snow and the skis is 0.1. The hill is at an angle of 10 degrees with the horizontal. The mass of the skier is 70 kg. If the skier starts her run from rest and air friction can be ignored, how fast is she moving at the bottom of the hill? Please answer in units of m/s.
A book slides across a level, carpeted floor with an initial speed of 3.85 m/s and comes to rest after 3.75 m. Calculate the coefficient of kinetic friction μ between the book and the carpet. Assume the only forces acting on the book are friction, weight. and the normal force. H =
A 180-kg crate is sitting on the flatbed of a moving truck. The coefficient of sliding friction between the crate and the truck bed is 0.30. Two taut cables are attached to either side of the crate. Each cable can exert a maximum horizontal force of 650 N either forward or backward if the crate begins to slide. If the truck stops in 1.8 s, what is the maximum speed the truck could have been moving without breaking the cables?
A 3.0-kg block sits on top of a 5.0-kg block which is on a horizontal surface. The 5.0-kg block is pulled to the right with a force F⃗ as shown in the figure . The coefficient of static friction between all surfaces is 0.56 and the kinetic coefficient is 0.39.What is the minimum value of F needed to move the two blocks? If the force is 10% greater than your answer for (a), what is the acceleration of each block?