Bob is pulling a 30 kg filing cabinet with a force of 200 N , but the filing cabinet refuses to move. The coefficient of static friction between the filing cabinet and the floor is 0.80.  What is the magnitude of the friction force on the filing cabinet?

Q: A car has a mass of 1500 kg. If the driver applies the brakes while on a gravel road, the maximum…

A:

Q: In the figure below, a box of Cheerios (mass mc = 1.6 kg) and a box of Wheaties (mass mw = 2.4 kg)…

A: Mass of the Cheerios box is m = 1.6 kg Mass of the Wheaties box is M = 2.4 kg Friction force acting…

Q: A block with a mass of 6.47 kg is on a horizontal surface. The coefficients of static and kinetic…

A:

Q: Their data is: • length of incline (book): 24 cm • initial velocity: 0 m/s • Angle of incline…

A: Given, Length of incline , l = 24cm = 0.24m initial velocity , u = 0m/s Angle of incline = 32o Time…

Q: As shown in Figure E2.2, three force vectors act on an object. The magnitudes of the forces as shown…

A:

Q: A box weighing 35 N is pulled horizontally until it slides uniformly over a level floor. If the…

A:

Q: What is the force required to overcome the static friction of a 78 kg sled on fresh snow? The…

A:

Q: A car has a mass of 1750 kg. If the driver applies the brakes while on a gravel road, the maximum…

A: Given that the value of mass and velocity and maximum friction force. Then We have to determine the…

Q: A person pushes a 0.20 kg lunch tray across a table, and it slows down as it slides because of…

A: Mass of lunch tray = 0.2 kg  Coefficient of static friction = 0.15  Coefficient of kinetic friction…

Q: An object has two forces acting on it. One of these forces has a magnitude of 4 N and the other has…

A:

Q: A boat with mass of 2.6 * 10° kg is traveling at 1.5 * 10' m/s. What is the magnitude of the force…

A:

Q: A football player at practice pushes a 60 kg blocking sled across the field at a constant speed. The…

A: Given data     The mass of the blocking sled, m = 60 kg Let F be the required force.

Q: Consider a 10 kg block on a table pulled by a force of 20N on a frictionless table. What is the…

A: Given value--- mass = 10 kg . constant pulled force = 20 N. We have to find--- normal force?

Q: A horizontal force of 750 N is needed to overcome the force of static friction between a level floor…

A: Horizontal force, F = 750 N Mass of crate, m = 250 kg Let μ be the static friction between a level…

Q: force that keeps you from sliding on an icy sidewalk is    a. weight.   b. kinetic friction.   c.…

A: Given  Force that keeps you from sliding on an icy sidewalk is .....

Q: 5,400 kg freight truck accelerates from 8 m/s to 43 m/s in 1.0 s by applying a constant force. How…

A:

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A:

Q: A rope pulls on the lower block in the figure with a tension force of 20 N. The coefficient of…

A: The below diagram represents the free body diagram of mass 1Kg

Q: A horizontal force is used to pull a 5.0-kilogram cart at a constant speed of 5.0 meters per second…

A: Since the speed is constant there will not be any acceleration.

Q: A block with a mass of 4.58 kg is on a horizontal surface. The coefficients of static and kinetic…

A:

Q: A 20-kg mass slides down a flat hill that makes an angle of 10° with the horizontal. If friction is…

A: Given  M = 20 kg  g = 9.81. Angle (a) = 10°

Q: The force that is exerted on an object by any surface which is in contact and that which acts…

A:

Q: A boy pulls a wooden box along a rough horizontal floor at constant speed by means of a force P as…

A:

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A: Scenario: The arrangement of Atwood's machine consist of two blocks which are connected by cord…

Q: A rope is tied to a 5 kg box on frictionless surface. What is the tension in the rope if the box in…

A: Given, the mass of the box is =m=5 kg acceleration of box=a=4.3 m/s^2 let tension on the rope is T N

Q: An object with a mass of 7.8 kg is pulled on a horizontal surface by a horizontal pull of 50 N to…

A: mass of object (m) = 7.8 kg Horizontal force (F) = 50 N (towards the right)Frictional force (f) = 30…

Q: Static friction force is direct proportional to O pushing force O Pulling force O gravitational…

A:

Q: A heavy crate is pushed across a rough surface. The force that is ultimately responsible for the…

A: Since the crate is pushed across a rough surface, the friction force will act opposite to the…

Q: A car is travelling at 15 m/s on a horizontal road and stopped after 4 s. The coefficient of kinetic…

A: Given Data : The initial speed of the car is given as u=15ms The time after which the car stopped is…

Q: A stack of two crates is being accelerated upwards by two cables. The cables are directly attached…

A:

Q: In the friction experiment, what is the least mass you have to attach to the weight hanger for it to…

A: Part (1): Given: The friction mass is 1300 g. The hanger mass is 50 g. The coefficient of the static…

Q: At an animal circus show, a 689 kg sea lion slides down a wet slide inclined at an angle of 30° to…

A: Given data: Mass (m) = 689 kg Angle (θ) = 30°, to the horizontal  Coefficient of friction (μ) =…

Q: When the three blocks in the figure are released from rest, they accelerate with a magnitude of…

A:

Q: A 56 lb mass rest on a horizontal surface. The force needed to move it along the surface is 20lb.…

A: The force due to static friction is, Fs=μsN=μsmgμs=Fmg The mass of the object in kg is, m=56 lb0.454…

Q: A car with a mass of 1,450.0 kg accelerates from 0 to 73.0 km/h in 11.0 s. (Enter the magnitudes.)…

A:

Q: Bob is pulling a 30 kg filing cabinet with a force of 200 N, but the filing cabinet refuses to move.…

A: Given Mass of cabinet is m= 30 kg Coefficient of static friction between the filing cabinet and the…

Q: As Kevin is taking a bath, the soap falls out of the soap dish and he step on it with a force of 347…

A: Given data: Normal force (FN) = 347 N Frictional force (f) = 25 N Required: Coefficient of friction…

Q: Emily wants to push a table across the floor. The table weights 1500N and the coefficient of static…

A: In this question we have to draw the free body diagram of the table showing all the forces.

Q: A block with mass m = 2 kg slides down from a friction less ramp (mu = 0). Angle theta is 25…

A:

Q: A person pushes a 0.20 kg lunch tray across a table, and it slows down as it slides because of…

A: Given data: Mass of lunch tray is, m=0.20 kg. Coefficient of static friction is, μs=0.15.…

Q: You are standing on the floor of a stationary elevator.  You weigh 85 kg, what is the magnitude of…

A: Given  Mass (m) = 85 kg

Q: What is the friction force of an object moving with constant velocity if the mass of the vehicle is…

A: We have to find the normal force          N=mg........ (1) m= mass of the object  g= acceleration…

Q: As Dennis is taking a bath, the soap falls out of the soap dish and he steps on it with a force of…

A: Given: Normal force applied by Dennis is N=400 N The frictional force between the soap and the tiled…

Q: A 100 kg crate is being pushed on a horizontal floor at constant velocity. Given that the…

A: Mass of crate(m) = 100 kg Friction  coefficient (μκ) = 0.2 g= 9.8 m/s2

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!