A person is dragging a packing crate of mass 74.9 kg across a rough horizontal floor where the coefficient of kinetic friction is 0.35. He exerts a force F at and angle 43.0 degrees above the horizontal. What is the Force F such that the crate moves at a constant speed? Give your answer in Newtons to three significant figures.

Q: A student of mass 59.4 kg, starting at rest, slides down a slide 23.2 m long, tilted at an angle of…

A: The length of the incline is 23.2 m . Now the normal reaction N is equal to  the component of…

Q: The coefficient of static friction between Teflon and scrambled eggs is about 0.050. What is the…

A: Given,The coefficient of static friction between Teflon and scrambled eggs is about,μ = 0.050

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 118 kg box sits on a flat surface where it has a static friction coefficient of us = 0.524 and a…

A:

Q: Ed is pushing with a force of 362.8 N at an angle of 0 = 50.3 degrees with respect to the vertical…

A: Solution:-

Q: A student of mass 55.4 kg, starting at rest, slides down a slide 24.2 m long, tilted at an angle of…

A:

Q: A block is at rest on an inclined plane whose elevation can be varied. The coefficient of static…

A:

Q: To study for your upcoming assignment, you have placed two of your favorite physics textbooks, one…

A:

Q: On a rough surface you want to pull a heavy object of 125 kg, if the coefficient of friction is µk =…

A:

Q: A 5 kg box is at rest on a ramp inclined at an angle of 15°. The coefficients of static and kinetic…

A:

Q: a horizontal force of to move a 5.00N block in a constant velocity is 1.50N, what is the coefficient…

A: Given  Force F=1.5N weight =Normal force N=5N

Q: a 10kg crate is being pulled with a force of 40N at an angle 30degrees. With the normal force you…

A:

Q: A 28 kg suitcase is being pulled with constant speed by a handle that is at an angle of 26 ∘ above…

A: Given, mass of the suitcase m = 28 kg Suitcase pulled by a handle at angle θ=26∘ Normal force…

Q: A 250 N block is initially at rest on a flat surface that is inclined at 30°. if the coefficient of…

A: Given: The weight of the block is 250 N. The angle of inclination is 30 degrees. The coefficient of…

Q: Starting at t = 0 a net external force in the +x-direction is applied to an object that has mass…

A: The straight-line equation of Force v/s time with slope 3.00 N/s graph is given as, but the force…

Q: A 70 kg carte is pulled along a level surface at constant velocity by a constant force of 200N at an…

A:

Q: A 1,260-N crate is being pushed across a level floor at a constant speed by a force F of 270 N at an…

A: (a)In this case, the crate moves with constant speed.Friction force is equal to the force in…

Q: A student of mass 59.4 kg, starting at rest, slides down a slide 25.2 m long, tilted at an angle of…

A:

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 10 kg box is stationary on an incline but it is just about to slide down. It is held by a string…

A: The net force acts on the direction of the inclined plane is given by…

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

A:

Q: What is the net horizontal force on a 4kg box pushed to the right by a force of 10 N on a surface…

A: Given data: Mass (m) = 4 kg Force applied (F) = 10 N Coefficient of kinetic friction (μk) = 0.15…

Q: A student of mass 55.4 kg, starting at rest, slides down a slide 24.2 m long, tilted at an angle of…

A:

Q: a 10kg crate is being pulled with a force of 4ON at an angle 30degrees. With the normal force you…

A:

Q: A stockroom worker pushes a box with mass 16.8 kg on a horizontal surface with a constant speed of…

A: Answer             32.928 N

Q: A student of mass 63.4 kg, starting at rest, slides down a slide 25.2 m long, tilted at an angle of…

A:

Q: What is the maximum horizontal force that is required to cause a 15kg box to begin to slide along a…

A: Given that,weight of the box= 15 kgcoefficient of sttic friction=0.26

Q: A block is pressed against a vertical wall by a force F ,as the drawing shows. This force can either…

A:

Q: Given a drag coefficient of 0.42 kg/sec, the magnitude of the drag force (N) on a projectile moving…

A:

Q: A student of mass 63.4 kg, starting at rest, slides down a slide 17.2 m long, tilted at an angle of…

A:

Q: A dockworker adjusts rope which keeps a ship from drifting alongside a wharf. If he exerts a pull of…

A:

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

A:

Q: A uniform push of 150 N, applied at an angle of 30 deg to a 20 kg block which rests on a horizontal…

A:

Q: A toboggan approaches a snowy hill moving at 13.5 m/s. The coefficients of static and kinetic…

A: V= 13.5m/s , uk= 0.44, us= 0.29  Angle is 45°

Q: A 4.00 kg block rests on a 30 degree incline. If the coefficient of the static friction between the…

A: Here, the figure shows a box of mass m inclined at an angle θ = 30o with weight mg and force F and…

Q: A snowboarder, with a mass of 70.1 kg (including equipment and clothing), is sliding down a track…

A: Given quantities: mass of the snowboarder (m) = 70.1 kg slope of the track (θ) = 37.1 degree initial…

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

A: Given: The mass of the object is 10 kg. The coefficient of the static friction is 0.2. The…

Q: A stockroom worker pushes a box with mass 11.6 kg on a horizontal surface with a constant speed of…

A: Given data: The mass of the box is m=11.6 kg The speed of the box is v=3.40 m/s The coefficient of…

Q: A 30-kg box is being pushed along a horizontal surface. The coefficient of static friction between…

A:

Q: In the first figure here, a sled is held on an inclined plane by a cord pulling directly up the…

A: The force when μ=0 is F1=1.74 N. The force when μ2=0.510 is F2=5.33 N.

Q: A box of mass m = 20.0 kg is pulled up a ramp that is inclined at an angle 0 = 15.0° angle with…

A: Given  Mass of the box m=20.00 kg The angle of inclination θ=150 Coefficient of kinetic friction…

Q: A heavy sled is being pulled by two people, as shown in the figure. The coefficient of static…

A: Given that, The coefficient of static friction between the sled and the ground μs=0.603 Kinetic…

Q: A 9.00kg hanging object is connected by a light, in extensible cord over a light, frictionless…

A: Using above FBD: Apply force balance on block m1, in horizontal direction: Fx_net = T - Ff Fx_net =…

Q: If the coefficient of kinetic friction between a 22-kg crate and the floor is 0.30, what horizontal…

A: Given data: The mass of crate is m=22 kg. The kinetic friction is μ=0.3.

Q: A block of weight W is pulled along a horizontal surface at constant speed v by a force F, which…

A:

Q: calculate the magnitude of a normal force on a 22.7 kg for the following circumstances. c. the…

A:

Q: A block is placed on the midpoint of a ramp that is inclined at an angle of 39.8º from the…

A: The net force acting on the block is, According to the newton’s second law of motion,

Q: A block of mass m =1 kg, slides down a rough incline with constant velocity. The coefficient of…

A: Here, a figure is provided. It is also given that,  m=1 kg θ =30o g = 10 m/s2 We have to find the…

Q: A 6.00 kg box sits at rest at the bottom of a ramp that is 8.00 mm long and is inclined at 30.0…

A:

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: