A box of oranges with a weight of 78 N is being pushed across a horizontal floor. As it moves, it is slowing at a constant rate of 0.90 m/s each second. The push force has a horizontal component of 20 N and a vertical component of 25 N downward. Calculate the coefficient of kinetic friction between the box and floor. μk= ?

Q: A 7kg block is placed on an inclined that is 24 degrees to the horizontal. It has a coefficient of…

A: Given:- The mass of the block m = 7 kg  The inclined plane at an angle of 24 degrees to the…

Q: Just like Louis, Maria left a book on the roof of her car before driving away. The mass of the book…

A: mass of the book (m) = 731 grams = 0.731 kg coefficient of static friction (μs) = 0.29 coefficient…

Q: A 58.2-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic…

A: Solution:-Given that(1) m=58.2 kgμs=0.764μk=0.293

Q: „DATUM .. 37

A: Let the tension in the rope be T Weight of Block A, WA=150 N Weight of Block B, WB=50 N considering…

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

A:

Q: An elevator with its occupants has a total mass of 1425. kg. The cable that allows the elevator to…

A: If an elevator with occupants of mass 'm' moving downward with acceleration 'a' then…

Q: You want to push a 7-kg box up a 15° ramp. The coefficient of kinetic friction between the ramp and…

A: The friction force is given by  f = μ N where, N is the normal force, μ is the coefficient of…

Q: Two blocks, M₁ and M₂, are connected by a massless string that passes over a massless pulley. M₁ has…

A:

Q: Consider the figure shown in the following figure. You are lowering two boxes, one on top of the…

A: Frictional force is the force created when two surfaces collide and slide against one another.

Q: A tractor is speeding up at 3 m/s/s while pulling a 691 kg sled with a rope at an angle of 23…

A:

Q: A 3.3 kg block is on an incline with a coefficient of static friction of 0.50. The angle that the…

A: Let m be the mass of the block, g be the acceleration due to gravity, θ be the angle of inclination,…

Q: n object with a weight of 100 N is at rest on a horizontal surface. The static coefficient of…

A: Given:   The weight of the object is 100 N. The applied force is 65 N. The coefficient of static…

Q: slides? 1. 4.68 m/s^2 2 1.23 m/s^2 3 6.08 m/s^2 4 1.76 m/s^2

A:

Q: A person pushes a 0.20 kg lunch tray across a table

A: Required : The normal force, N.

Q: You are pushing a 42.0kg box horizontally along a flat horizontal surface at a constant speed of…

A: We use use the concept of Newton's second law of motion

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: A 78 kg crate rests on a rough horizontal surface. The coefficient of static friction and…

A: Mass of crate (m) = 78 kg Coefficient of Static Friction (μs) = 0.3 Coefficient of Kinetic Friction…

Q: Four blocks with masses m1=5.00kg, m2= 5.10kg, m3= 7.00kg, m4= 7.20kg are pulled on a horizontal,…

A: solution:   Given Values, Masses: m1=5.00 Kgm2=5.10 Kgm3= 7.00 Kgm4= 7.20 KgAngle (θ)=34°Force (F) =…

Q: cord pulls an 7.0 kg block across a horizontal floor at constant velocity.The coefficient of kinetic…

A: Given values:- Mass of the block,(m)=7 kg ----(1) Coefficient of the kinetic friction,(μk)=0.21…

Q: A sanding block is being pushed up a vertical wall by a force F that is being applied at an angle of…

A: Given  Coefficient of friction,u = 0.885  Mass of block M = 0.534 Kg  Applied force,F = ??  Angle =…

Q: A 78 kg crate rests on a rough horizontal surface. The coefficient of static friction and…

A: We have been given that the grade should move with constant  Speed.  This means the great is in…

Q: A 976-kg crate is placed on an adjustable inclined plane. As one end of the incline is raised, the…

A:

Q: You are pulling your luggage in an air port for an international flight. You know not to pack too…

A:

Q: ou have been talked into pulling two children on a sled in the snow. When you pull the rope tied to…

A: In this question we have been given that You have been talked into pulling two children on a sled in…

Q: A 3 kg box rests on a horizontal table. It is attached to a 2 kg box via a pulley. The 2 kg box…

A:

Q: A delivery company has unloaded a 35 kgkg crate in your driveway. The coefficient of static friction…

A: Mass of the crate (m)=35 kg Coefficient of kinetic friction (μ)=0.2 Acceleration of the crate (a)=5…

Q: A block m1 = 10.0 kg rests on another block m2 = 50.0 kg. Block m1 is pushed at a respective angle…

A:

Q: A block with a mass of 6.47 kg is on a horizontal surface that has friction. A string is pulling…

A:

Q: A sled is held on an inclined plane by a cord pulling directly up the plane. The sled is to be on…

A:

Q: A stationary 10kg object is sitting on the ground. The coefficient of static friction between the…

A: Given: Mass of an object (m) = 10.0 kg. Coefficient of static friction μs=0.8 Coefficient of kinetic…

Q: he top of a ramp, which is inclined at an angle of 20 degrees with respect to the horizontal.…

A:

Q: A 55-kg box rests on a horizontal surface. A force of 300.0 N is pulling the box toward the right…

A:

Q: A constant applied force F, of 15.0 N pushes a box with a mass m = 7.00 kg a distance x = 15.0 m…

A: Given: Applied force Fp=15.0 N. Mass of the block m=7.0 kg. Distance traveled by block x=15.0 m. The…

Q: You are pushing a rubber crate against a concrete floor. The two surfaces have a static coefficient…

A: 1) for rubber crate  Limiting friction fL = usmg = 0.66×25×9.81  fL = 161.86 N  Applied force F = 85…

Q: The coefficient of static friction between a sled and the snow is 0.3, with a coefficient of kinetic…

A:

Q: A 10.0-kg box is at rest on a concrete floor. The coefficient of static friction between the box and…

A: mass, m = 10 kg static friction coefficient = 0.75  kinetic friction coefficient = 0.62  Force, F =…

Q: A person pushes a block of mass M = 6.0 kg with a constant speed of 5.0 m/s straight up a flat…

A:

Q: A 78 kg crate rests on a rough horizontal surface. The coefficient of static friction and…

A: Mass (m) = 78 kg coefficient of static friction and coefficient of kinetic friction are 0.3 and 0.2…

Q: A vertebra is subjected to a shearing force of 540 N. Find the shear deformation, taking the…

A:

Q: A block M₁ of mass 10.5 kg sits on top of a larger block M₂ of mass 20.5 kg which sits on a flat…

A:

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

A:

Q: 2 crates are connected to each other by a rope. One crate(m=17kg) is sitting by the ledge of a…

A:

Q: A block M1 of mass 10.0 kg sits on top of a larger block M2 of mass 20.0 kg which sits on a flat…

A:

Q: Two blocks are being pushed along an incline. Block A weighs 7.00 kg and block B weighs 14.00 kg.…

A:

Q: A block with a mass of 3.44 kg is sliding down an inclined surface. The surface makes an angle of…

A: The expression for the coefficient of kinetic friction by equating the forces along inclined surface…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: