A block with mass m1 hangs from a rope that is extended over an ideal pulley and attached to a second block with mass m2 that sits on a ledge slanted at an angle of 20. Suppose the system of blocks is initially held motionless and, when released, begins to accelerate.(a) If m1 = 5.00 kg, m2 = 3.75 kg, and the magnitude of the acceleration of the blocks is 0.140 m/s2, find the magnitude of the kinetic frictional force between the second block and the ledge. ?N.(b) What is the value of the coefficient of kinetic friction between the block and the ledge?

Givenθ=20° m1= 5.00 kg, m2 = 3.75 kg, a=0.140 m/s2

block with mass m1 hangs from a rope that is extended over an ideal pulley and attached to a second block with mass m2 that sits on a ledge slanted at an angle of 20. Suppose the system of blocks is initially held motionless and, when released, begins to accelerate. (a) If m1 = 5.00 kg, m

block with mass m1 hangs from a rope that is extended over an ideal pulley and attached to a second block with mass m2 that sits on a ledge slanted at an angle of 20. Suppose the system of blocks is initially held motionless and, when released, begins to accelerate. (a) If m1 = 5.00 kg, m

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 49PQ: A block with mass m1 hangs from a rope that is extended over an ideal pulley and attached to a...

See similar textbooks

Related questions

Q: man stands on a scale in an elevator that is accelerating upward. The scale reads 973.8 N. When he…

Q: What force would be needed to produce an acceleration of 4m/s2 in a ball of mass 6 kq ?

Q: Question A +3.00 mC charge and a -4.00 mC charge are fixed in position and separated by 5.00 m.…

Q: On the corners of a right triangle there are charges of Q1 = 3nC, Q2 = 6nC and Q3 = -5nC, separated…

A: The charge Q1=3nC The charge at A, Q2=6 nC The charge at B, Q3=-5 nC The distance r1=3.5 cm The…

Q: Ball B, moving in the positive direction of an x axis at speed v, collides with stationary ball A at…

Q: Temperature does not depend on size or type of object Select the correct response: True False

A: Explanation: Temperature does not depend on the size or type of object. For an example, the…

Q: a) What is the magnetic field at a distance of 2.0 cm from a 10.0 Amp current? b) If another wire…

Q: What is the angular momentum of the moon around the earth? The moon's mass is 7.4 x 1022 kg and it…

Q: A photon has a wavelength in a vacuum of 500nm, if its energy is doubled, what is the associated…

Q: Escaping from a tomb raid gone wrong, Lara Croft (m = 66.0 kg) swings across an alligator-infested…

A: We know that m = 66 kgv = 6.3 m/s at the bottom of the swing

Q: Vector F1 = 625 N makes an angle of 270° when rotated counterclockwise from the +x axis. Vector F2 =…

Q: The sound intensity at a gasoline station next to a turnpike averages 10-3 W/m2. The owner decides…

Q: What does the dew-point temperature tell us about the moisture content of the air?

A: The dew point is the temperature that air must be cooled to in order to reach 100% relative humidity…

Q: A bug is crawling along a meter stick that is horizontally aligned on the top of the table. If the…

A: Given that The position of the bug in each 2 seconds interval is time interval (in s) position…

Q: Question 2 (4 points) The horizontal motion of a car is shown in the graph below. Sketch graphs of…

Q: The thin where u is the object distance from the lens, v is the may lens equation is V u image…

A: Given that, let we assume it is convex lens focal length f=6 cm speed of object u=2 cm /sec…

Q: Eight identical bulbs are connected in series across a 120-V line. A.If the current is 0.48 AA ,…

Q: 1. What is the volume of a tank that can hold 18 754 Kg of methanol whose density is 0.788g/cm³?…

Q: A stone is dropped at t = 0. A second stone, with 4 times the mass of the first, is dropped from the…

Q: Given two particles with Q = 2.90-μC charges as shown in the figure below and a particle with charge…

A: In the given problem, two charges of same magnitude 2.9 μC=2.9×10-6 C are placed on either side of…

Q: Schematization Draw a diagram of the object that interests us. Draw your x and y axes. Draw and…

A: Given:- Mass of your cousin: m = 30kg Walking speed u = 1.6m/s Coefficient of static friction:…

Q: Space vehicles traveling through Earth's radiation belts can intercept a significant number of…

Q: Slippery slope context A building materials delivery company transports a stack of plywood on a…

A: Given that: Mass of plywood: m=(510±5.1)kgKinetic coefficient of friction: μk= 0.32±0.03Coefficient…

Q: A bird watcher meanders through the woods, walking 0.206 km due east, 1.84 km due south, and 3.03 km…

A: Given Data: Men walk 0.206 km in the east, Men walk 1.84 km in the south and Men walk 3.03 km in a…

Q: Given two particles with Q = 2.90-μC charges as shown in the figure below and a particle with charge…

Q: dog has an initial velocity ₁ = 2.6 m/s at the 55° direction shown. If the dog's average…

Q: In what reasonable ways can you represent or describe the motion of a car traveling from one…

Q: Two cars collide at an intersection. Car A, with a mass of 1800 kg, is going from west to east,…

Q: Vinitial (m/s) 0 (deg) 65.0 49.8 m/s 32.5 m/s 65 m/s 41.8 m/s. 40.0 Show grid Show crosshi You can…

A: Given data: Initial velocity (u) = 65.0 m/s Angle (θ) = 40.0° Required: The initial velocity…

Q: a force 49.5 N tangentially to the edge of the disk to start it from rest. What is the kinetic…

A: GivenWeight of solid disk, W=795 NRadius of solid disk, r=1.47 mForce applied by child, F=49.5…

Q: A soccer player kicks a soccer ball of mass 0.45 kg that is initially at rest. The player's foot is…

A: Given:- The mass of the soccer player kicking the soccer ball mass m = 0.45 kg The player's foot…

Q: An object is held by 4 wires inside a box which is located on a frictionless horizontal surface. The…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Figure 24-34 shows a thin plas- = rod of length L=20.0 cm and niform positive charge Q = 33.2 fC ing…

A: We are authorized to answer one Question at a time, since you have not mentioned which question you…

Q: The 12.1-in.spring is compressed to a 7.2-in. length, where it is released from rest and accelerates…

Q: The first gravity wave was detected by LIGO in Sept 2015. What is a gravity wave? Group of answer…

A: We know that the gravitational waves were detected in Sept 2015 in the LIGO.

Q: This answer was incorect

Q: Two 3.0 μC charges lie on the x-axis, one at the origin and the other 3m. What is the potential…

A: Both the charges lie on the x axis, one at the origin and the other at x=3 m. Each charge has a…

Q: A toy car is held at the top of a ramp and is released. Is it possible with an unknown friction…

Q: A student collects the following data for the strength of the magnetic field at the center of…

A: The strength of magnetic field at the center of circular wire as a function of electric current is…

Q: A space vehicle is traveling at 4500 km/h relative to Earth when the exhausted rocket motor is…

Q: Buoyancy problems often call upon knowledge of simple geometric shapes to calculate the buoyant…

Q: A ball of sticky wax has a mass of 0.25 kg and a velocity of 12 m/s right before it collides with…

Q: A bug is crawling along a meter stick that is horizontally aligned on the top of the table. If the…

A: CONCEPT: Distance is the total movement irrespective of direction. Distance is the scalar quantity.…

Q: mwater 100 g Twater = 20°C - mice water 10.0 g Tice water = 0°C - What is the final temperature of…

Q: part 1 of 2 A cheetah can run at a maximum speed 102 km/h and a gazelle can run at a maximum speed…

Q: A particle is launched from point A with a horizontal speed u and subsequently passes through a…

Q: ANSWER QUICK! Ive read the honor code and it says that their a question can have up to 3 subparts…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: An 3 kg box sits on a horizontal surface. A horizontal applied force of 10.1 N is applied to the box…

Q: In the game of tetherball, a 1.25-m rope connects a M = 0.850-kg ball to the top of a vertical pole…

A: Given value--- length = 1.25 m. M = 0.850 kg. angle = 37 degree . We have to find--- speed of…

Q: Explain why an air parcel cools at the wet adiabatic rate above the LCL.

A: Wet adiabatic rate: rate of temperature decline as altitude increases for an air parcel lifted at…

Question

A block with mass m₁ hangs from a rope that is extended over an ideal pulley and attached to a second block with mass m₂ that sits on a ledge slanted at an angle of 20. Suppose the system of blocks is initially held motionless and, when released, begins to accelerate.

(a) If m₁ = 5.00 kg, m₂ = 3.75 kg, and the magnitude of the acceleration of the blocks is 0.140 m/s², find the magnitude of the kinetic frictional force between the second block and the ledge. ?N.

(b) What is the value of the coefficient of kinetic friction between the block and the ledge?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 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, physics and related others by exploring similar questions and additional content below.

Similar questions

Three blocks on a frictionless surface are connected by massless strings, with M1 = 1.30 kg, M2 = 2.60 kg, and M3 = 3.30 kg. Due to the force F acting on M3, as shown, the system accelerates to the right. Given that T1 is 3.50 N, calculate T2
Consider the three boxes ma=8.22 kg, mb=11.7 kg and mc=4.18 kg which are connected by massless cords passing over frictionless pulleys. The box mb rests on a frictionless tabletop while box ma and box mc are suspended at the ends of the cords connected to box mb. What is the magnitude of acceleration and direction of motion of box ma when the system is released from rest?
A 70.1 kg astronaut is holding a 8.1 kg tool pack while drifting at 10.4 m/s to the right. She throws the tool pack away so that it is drifting at 1.3 m/s to the left. How fast is she moving after the throw? Assume that they are out in deep space with no other forces acting on them.
Two persons A and B who are at rest on an ice skating rink, push each other so that A acquires a velocity of 11.5 m/s towards North. If the mass of person A is 55 kg and that of B is 43 kg, what is the velocity acquired by B and in which direction? Your answer must be in the order Velocity / Direction. a) 15 m/s / North b) 51 m/s / North c) 51 m/s / South d) 15 m/s / South
Three blocks m1=8.00 kg, m2=6.00 kg and m3 areconnected by massless strings that pass over frictionlesspulleys placed at the edges of the table. Block m1 rest onthe horizontal tabletop which has a coefficient of staticand kinetic friction of 0.155 and 0.133, respectively.Blocks m2 and m3 are suspended on both ends of twostrings that are connected to block A. What should bethe mass m3 such that when the system is released fromrest, block m2 ascends at a constant rate of 1.20 m/s2?
A barefoot field-goal kicker imparts a speedof 27 m/s to a football initially at rest.If the football has a mass of 0.59 kg and thetime of contact with the ball is 0.034 s, whatis the magnitude of the force exerted by theball on the kicker’s foot?Answer in units of N.
Two forces, F1 = (6.10î + 4.30ĵ) N and F2 = (3.40î + 7.65ĵ) N, act on a particle of mass 2.20 kg that is initially at rest at coordinates (+2.05 m, −4.50 m). (d) What are the coordinates of the particle at t = 10.7 s? x=_________m y=__________m
The masses m1and m2shown in the figure are tied to eachother by a rope over a frictionless pulley. While the mass m1rotates in the horizontal plane, the mass m2staysat rest. Neglect the mass of the pulley and the rope. (m1= 4 kg, m2= 5 kg, L = 2 m)a) Find the tension in the rope.b) Find angle c) Find the velocity of the mass m1.
••An air-track cart of mass m1 = 0.14 kg is moving with a speedv0 = 1.3 m>s to the right when it collides with a cart of massm2 = 0.25 kg that is at rest. Each cart has a wad of putty on its bumper, and hence they stick together as a result of their collision. Suppose the average contact force between the carts is F = 1.5 N duringthe collision. (a) What is the acceleration of cart 1? Give directionand magnitude. (b) What is the acceleration of cart 2? Give direction and magnitude. (c) How much time does it take for both cartsto have the same speed? (Once the carts have the same speed thecollision is over and the contact force vanishes.) (d) What is the finalspeed of the carts, vf? (e) Show that m1v0 is equal to 1m1 + m22vf
A block with mass m1 hangs from a rope that is extended over an ideal pulley and attached to a second block with mass m2 that sits on a ledge. The second block is also connected to a third block with mass m3 by a second rope that hangs over a second ideal pulley as shown in the figure below. If the friction between the ledge and the second block is negligible,m1 = 2.00 kg, m2 = 5.80 kg,and m3 = 8.20 kg, find the magnitude of the tension in each rope and the acceleration of each block. (Enter the magnitude.) a=?m/s^2. T12=?N.T23=?N.
A person with a black belt in karate has a fist that has a mass of 0.70 kg. Starting from rest, this fist attains a velocity of 6.3 m/s in 0.15 s. What is the magnitude of the average net force applied to the fist to achieve this level of performance?
A particle of mass 2.4 kg is subject to a force that is always pointed towards the North but whose magnitude changes quadratically with time. Let the y-axis point towards the North. The magnitude of the force is given as F = 6t2, and has units of newtons Determine the change in velocity Δv, in meters per second, of the particle between t=0 and t=1.3s. Determine the change in y coordinate, in meters, of the particle Δ y betweent=o and t=1.3 if the initial velocity= 15.9 m/s and directed North, in the same direction as the force.