A horizontal force F = 53N pushes a block that weighs 22N against a wall vertical. The coefficient of static friction between the wall and the block is 0.60 and the coefficient of kinetic friction is 0.40. Consider the bulletin block at rest. (a) The block find to move? (b) What is the force exerted by the wall on the block? Answers: (a) No. (b) N = F = 53N.

Question

A horizontal force F = 53N pushes a block that weighs 22N against a wall vertical. The coefficient of static friction between the wall and the block is 0.60 and the coefficient of kinetic friction is 0.40. Consider the bulletin block at rest. (a) The block find to move? (b) What is the force exerted by the wall on the block? Answers: (a) No. (b) N = F = 53N.

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Friction

Related Physics Q&A

Find answers to questions asked by students like you.

Q: A cardboard sheet is cut in the shape of a triangle, with vertices at (0,0), (20,0), and (3,4) units...

A: Click to see the answer

Q: If a charge of 0.30 C passes through a person’s chest in 1.0 s, the heart can go into ventricular fi...

A: Given: The charge is Q=0.3 C. The time taken by the charge to pass through person's chest is t=1 s....

Q: An electrically neutral object is given apositive charge. (a) In principle, does the object’s mass i...

A: Part (a) When a positive charge is given to a neutral object (number of electrons and protons are th...

Q: Three cars of equal mass and velocities are traveling south down 41 through Acworth. When they each ...

A: Given Data: Masses of car are equal i.e. m1=m2=m3=m Velocities of the car are equal i.e. u1=u2=u3=u ...

Q: The hydrogen atom consists of one electron and oneproton. In the Bohr model of the hydrogen atom, th...

A: Given: The radius of orbit is 0.592x10-10 m.  

Q: What is the wavelength of a 9.82 x 10^15 Hz wave, I need help on this question. And please do not le...

A: The relationship between wavelength and frequency is λ=cf Here, f is the frequency and c is the spee...

Q: A Ferris wheel is a vertical, circular amusement ride with radius 8.0 m. Riders sit on seats that sw...

A: From equation (2) and (3) we can find the rate of change of momentum: dp→dt⊥=FN→-mgdp→dt⊥=4π2mRT2Sub...

Q: A person rides on a Ferris wheel that rotates with constant angularspeed. If the Sun is directly ove...

A: The person's shadow on the ground undergoes periodic motion with the same period as the period of th...

Q: An ideal gas is kept in a container of constant volume. The pressure of the gas is also kept constan...

A: Given data The volume is constant: V1 = V2 The pressure is constant: P1 = P2 The number of molecules...

Q: How does increased mass lead to decreased temperature?

A: The heat transfer in any process is, Q=mc∆T Here m is mass. c is specific heat during the process. ∆...

Q: You are using water to dilute small amounts of chemicals in the laboratory, drop by drop. How many d...

A: Considering the diameter of the drop of water is 2mm, then the radius of the drop of water would be ...

Q: The blades on an electric blender are moving with an angular velocity of 296.8 radians/s. When the b...

A: Click to see the answer

Q: Calculate moment of inertia of a desk with a mass of 6.00 kg and a radius of 0.250 m, with a axis of...

A: Given data The mass of the disk is M = 6 kg. The radius of the disk is R = 0.250 m.   The moment of ...

Q: Chapter 04, Concept Question 04 You are to launch a rocket, from just above the ground, with one of ...

A: Given : Four initial vectors which are  (1) v0 = 20i +70j , (2) v0 = −20i +70j , (3) v0 = 20i − 70j ...

Q: In the railroad freight yard, an empty freight car of mass m rolls along a straight level track at 1...

A: Click to see the answer

Q: What is the electrostatic constant?

A: Electrostatic constant is also known as coulomb constant  which is denoted as "k". The electrostatic...

Q: How can you test how well different surfaces emit radiation?

A: There are many ways to test how well different surfaces emit radiation and even measure them. We wil...

Q: A 42.0-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 22...

A: Given Data: The mass of a crate is, m=42 kg The constant horizontal force is, Fp=225 N The distance ...

Q: A 20.0-kg child descends a slide 1.80 m high and reaches the bottom with a speed of 1.25 m/s . Part ...

A: Given data *The mass of the child is m = 20.0 kg *The height is h = 1.80 m *The given speed is v = 1...

Q: A sphere of radius 4.22 cm and uniform surface charge density +12.1 mC/m2 exerts an electrostatic fo...

A: Click to see the answer

Q: The figure below shows a section of a very thin, very long, straight rod with a uniform charge per u...

A: Given data, A uniform charge per unit length is λ The perpendicular distance between the wire and th...

Q: Why it is important to use a pulley of small mass with low friction in static measurements?

A: Introduction: The friction is a resistance offered by the body with friction against the relative mo...

Q: A trench mortar fires a shell at an angle of 30° with the horizontal with an initial velocity of 500...

A: Given : Initial velocity (vo) = 500 m/s Angle (θ) = 30°

Q: A 300 Kg red bumper car is traveling with a velocity of +2.5 m/s. Over a 0.5 second time frame it ha...

A: Click to see the answer

Q: (a) When switched on, the trimmer speeds up from 0 to 2 700 rev/min in 0.200 s. What average power i...

A: Given, A grass string trimmer has 100 g of cord wounded in a spool The diameter of the spool are, In...

Q: . A 30 kg child is holding on for dear life on a playground merry-go-round that has a radius of 2.5 ...

A: Click to see the answer

Q: Chapter 04, Concept Question 02 The figure shows the initial position i and the final position Fof a...

A: Given: There are two point i and f,

Q: A long, thin straight wire with a linear charge density λwire = +3.17 nC/m runs down the center of a...

A: Given: A long, thin straight wire with a linear charge density λwire = +3.17 nC/m runs down the cent...

Q: • A 3.55-g bullet embeds itself in a 1.47-kg block, which is attachedto a spring of force constant 8...

A: Click to see the answer

Q: A submarine with a mass of 5.85 ✕ 106 kg contains a torpedo with a mass of 320 kg. The submarine fir...

A: (a) Use the conservation of momentum along x and y direction. initially the submarine and torpedo we...

Q: Parts g,h and i

A: Parts g, h, i are asked to be solved. But to give a quantitative solution, it is necessary to find p...

Q: Does the speedometer of a car measure speed or velocity?Explain.

A: Speedometer measures 

Q: Two identical springs are connected end to end. (a) Is the force constant of the resulting compound ...

A: Part (a) Consider two springs of force constant k and joined end to end. If a force is applied on th...

Q: The surface of the Sun has a temperature of5500 °C. (a) Treating the Sun as a perfect blackbody, wit...

A: Given: Radius of the Sun (r) = 7 * 108 m Temperature (T) = 5500 ° C  = 5773 K ( Convert the temperat...

Q: A small rock with a mass of 6 g is dropped into a graduated cylinder with 20 mL of water. The water ...

A: The principle used here is that the volume of the rock is equal to the volume of the water displaced...

Q: A box is being pushed across a tiled floor with a force of 350 N. If the friction force between the ...

A: Given data The magnitude of the force being pushed is: F = 350 N The magnitude of the friction force...

Q: What are the frequencies of the first four harmonics of high C (1046.5 Hz)? first      ___ Hz s...

A: Given: The first frequency = 1046.5 Hz.

Q: The 84-lb crate is carefully placed with zero velocity on the incline. What is the acceleration of t...

A: Given: Mass of the crate = 84-lb Static friction coefficient μs =0.29 Kinetic friction coefficient μ...