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: 11. A 50.0 [N] box is moving on a rough slide with coefficient of kinetic friction Hk = 0.815…

A:

Q: A block of mass 14kg slides on a horizontal rough surface with constant speed and is being pulled by…

A: Mass of block: m = 14 kg Acceleration of block: a = 0 m/s2 Force applied on block: F = 34N

Q: A 2000 kg car increases its speed from 2 m/s to 8 m/s in 3s on a rough road, while the engine…

A: Given,  m = 2000 kg  u = 2 m/s  v = 8 m/s  Forward Force F = 6940 N  Now the free body diagram of…

Q: three suitcases are connected by a massless rope and pulled upward with a constant speed of 3.00 m/s…

A:

Q: A 10 kg block sits on a horizontal surface and is pushed parallel to that surface. The coefficients…

A: Given data:  Mass (m) = 10 kg Coefficient of static friction (μs) = 0.2 Coefficient of kinetic…

Q: The block shown is pulled across the rough horizontal surface at a constant speed by the force…

A:

Q: In the figure, the coefficient of kinetic friction between m1-2.00 kg and the table is u-0.200. The…

A:

Q: A box of mass 40 kg, initially at rest, is pushed by a horizontal force of 200 N for 6 sec. The…

A: Given Values -  Mass of box (m) = 40 Kg  Horizontal force = 200 N  Friction force = 20 N  Time (t) =…

Q: A 60 kg block is pushed by a horizontal force causing the block to accelerate by 1 m/s2. The block…

A:

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: A 1.4 kg object is pulled horizontally along the floor against 3.2 N of kinetic friction. If the…

A: Given : m = 1.4 kg Fk = 3.2 N a = 5.8 m/s2

Q: The static friction coefficient between the block and the inclined surface is 0.2. What is the…

A:

Q: A 200kg statue has a coefficient of friction with the ground of 0.7. How much horizontal force is…

A: Given:mass M=200kgcoefficient of friction μ=0.7To find:Horizontal force F=??

Q: A 25 N weight box is pulled by (F=22 N) on a horizontal surface, determine the acceleration of the…

A: Weight, w = mg = 25 N  Applied force, F = 22 N  Coefficient of friction, µ = 0.3

Q: A heavy box containing four laptops worth 700,000 pesos is being delivered to Dukue. From the…

A: Given:) mass of each laptop (m)=2.5 kg angle of inclined ramp=350 coefficient of kinetic friction…

Q: A 0.260 kg particle moves along an x axis according to x(t) = - 10.0 + 3.00 t + 4.00 t2 - 6.00 t³,…

A: Newton's Second Law of Motion : Newton's second law says that the acceleration of an item is…

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: A picture P of weight W = 40 N is hung by two strings as shown. The magnitude of the tension force…

A: In equilibrium, the upward force is equal to the downward force. So,

Q: A force of 550 N is applied to push a 45 kg crate across a 4-meter horizontal floor. The floor has a…

A: The condition would be as shown in figure  Friction opposes the change in motion , the maximum…

Q: A block of mass m= 7.00 kg is pulled along a horizontal friction ground with the cord exerting an F=…

A:

Q: A 200 g hockey puck is launched up a metal ramp that is inclined at a 30° angle. The coefficients of…

A: Write the given values of this problem. m=200 g or 0.2 kgθ=30°μs=0.40μk=0.30vi=4.9 m/s

Q: A block of mass m = 16.8 kg is sliding on a surface with initial velocity v = 23.2 m/s. The block…

A:

Q: 15. A box of mass 4.0 kg rests on a horizontal surface. When the box is pulled by a horizontal force…

A: Given: The mass of the object is 4 kg. The acceleration of the object is 2 m/s2. The applied force…

Q: A 4 kg block is sliding down a vertical wall while being pushed by an external force as shown in the…

A:

Q: Two forces act on a 55-kg object. One force has magnitude 65 N directed 59° clockwise from the…

A:

Q: A student applies a constant force of 200 N directed 30 degrees above the horizontal and thereby…

A: Given Information:- Applied force is F=200 N Angle between the force and the horizontal θ=30° Weight…

Q: A 10 kg box is rests on the table and starts to move if 350 N horizontal force is applied to it.…

A:

Q: A box of mass 33 kg sits at rest on a ramp that makes an angle of 11 degreeswith the horizontal. The…

A: Draw the free-body diagram of the box.

Q: A box of mass m = 2.0 kg is at rest on an incline with angle θ = 20° from the horizontal. Beyond…

A: Analyze the free body diagram of the given system.

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 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 crate has a mass of 50 Kg and the coefficient of static friction between the crate and the plane…

A: We can attempt only one at a time Given that, Mass of crate = 50 kg Static friction = 0.25

Q: A skier with a mass of 60 kg is sliding down a snowy slope, the slope with an angle of 30 degrees…

A: here, mass of the man(m)= 60 kg friction force(fs)=45 N and, angle of inclinaton (θ) = 30o let…

Q: In the figure shown, the coefficient of kinetic friction (ug) between the block and the incline…

A: Given data: Coefficient of kinetic friction μk=0.40

Q: A block of mass 2.5 kg is given a push such that it slides across a table with an initial velocity…

A: m = 2.5 kg initial velocity = 1.5 m/scoefficient of kinetic friction = 0.3using, acceleration = -…

Q: 13. A 1.5-kg cart is pulled with a force of 7.3 N at an angle of 40° above the horizontal. If a…

A:

Q: At an instant when a soccer ball is in contact with the foot of the player kicking it, the…

A: The magnitude of net acceleration of the ball is given by, a=ax2+ay2 Here, ax is the x-component of…

Q: In the figure shown, the coefficient of kinetic friction (ux) between the block and the incline…

A: Given data: The relation between masses is M1=2M2. The coefficient of friction is μk=0.4.…

Q: In the figure, block 1 has mass m, = 470 g, block 2 has mass m2 = 540 g, and the pulley is on a…

A: a) The kinematic equation is given by,  s = ut+1/2 at2     = 0+1/2at2   a = 2s/r2      =…

Q: If a net horizontal force of 132 N is applied to a person with mass 60 kg who is resting on the edge…

A:

Q: We start with some review problems A crate of mass 20.6 kg rests on a level surface, with a…

A:

Q: If a net horizontal force of 132 N is applied to a person with mass 60 kg who is resting on the edge…

A:

Q: Assuming the coefficient of static friction is 0.76.  You push downward on a box at an angle 25°…

A: Acceleration of the block is zero.

Q: a 2 kg golf ball moves along an x axis according to x(t) = 10t^3 - 2.80t^2 + 7.4t +15 , with x in…

A:

Q: In the following figure m_1 = 20.0 kg and angle = 51.4 degrees. The coefficient of kinetic friction…

A: The acceleration in this case is The tension in the cable is

Q: A 2kg box is given a swift kick, and then allowed to slide along the ground until friction slows it…

A: Draw the FBD of the box.

Q: 3. A 64.3 kg skydiver jumps out of an airplane with a parachute. She decides not to pull the rip…

A: m=64.3 kgk=2.35 kg/s

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: