A force is applied to a 23_kg object and presses it against a wall. This force is just great enough to hold the object in place (to prevent it from sliding down the wall). If the coefficient of static friction between the object and the wall is µg = 0.35, then find the applied force.

Q: A heavy, rough crate sits on an inclined plane. The weight of the crate is 60N.  The plane is…

A: For solving this problem first we need to draw free body diagram of object and then compare the…

Q: A block of mass 38.2 kg lies on a horizontal plane. A force F that is inclined 54.2° with the…

A: Given value--- mass = 38.2 kg. angle = 54.2 degree . distance = 19.3 m. time = 9 second.…

Q: A woman holds a book by placing it between her hands such that she presses at right angles to the…

A: Static friction,

Q: A 336-kg crate rests on a surface that is inclined above the horizontal at an angle of 22.8°. A…

A: Concept: The Free Body diagram of the system is given below Given: The Mass of the crate = 336 kg…

Q: 5.6 kg desk is being pushed along a classroom at a constant speed of 0.5 m/s. If a force of 34 N is…

A:

Q: A person pushes horizontally with a force of 160 N on a 55.0 kg crate to move it across a level…

A:

Q: A 204-kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The…

A:

Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 46 kg. You were pulling…

A:

Q: A 100 N wooden crate is pushed across a concrete floor. The friction forces is equal to 62 N. find…

A: Given :F=62 NN=100We know that the formula to the frictional force is ,F= μN

Q: A large crate has a mass of 120 kg and sits on a horizontal floor. You push on the crate with a…

A:

Q: The coefficient of static friction between a block and a horizontal floor is 0.47, while the…

A: Given data The block mass is: m = 4.2 kg The coefficient of static friction is: μs = 0.47 The…

Q: is at rest on a horizontal floor.  A 22 kg child sits on top of the box.  A person pushes the box…

A: Net force = ma

Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 48 kg. You were pulling…

A: Given data:  Mass of crate (m) = 48 kg Applied force (FA ) = 464 N Inclined angle (θ) = 29.5°…

Q: You must push a crate across a floor to a docking bay. The crate weighs 165 N. The coefficient of…

A: a) The magnitude of the force that must be applied on the crate on the verge of sliding must be…

Q: A 44-kg box rests on the floor. The coefficients of static and kinetic friction between the bottom…

A:

Q: A falling body on Earth will generally not fall at constant acceleration in reality, due to air…

A:

Q: A woman exerts a horizontal force of 109 N on a crate with a mass of 38.7 kg.   (a) If the crate…

A: Here, the free body diagram shows the horizontal force as FH  and  fs is the static friction, N is…

Q: A block with a mass of 3.61 kg is at rest on an inclined surface. The surface makes an angle of…

A:

Q: A woman exerts a horizontal force of 119 N on a box with a mass of 39.2 kg. If the box doesn't move,…

A: Given a force F is exerted by the woman on the block, if the block is not moving, then the static…

Q: A student decides to move a box of books into her dormitory room by pulling on a rope attached to…

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 person drags a crate along the floor with a rope, which makes a 40.0 degree angle with the…

A:

Q: A 2.5 kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude 5.7 N…

A:

Q: A worker applies a constant horizontal force of magnitude 97.81 N to a box with mass 2.18 kg resting…

A: Horizontal force applied to the box is Mass of box is Box is resting on the floor.Note:Find:Weight…

Q: A man exerts a horizontal force of 127 N on a crate with a mass of 38.2 kg. HINT (a) If the crate…

A: The horizontal force is F=127 N The mass of the crate is m=38.2 kg Calculating the weight of the…

Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 50 kg. You were pulling…

A: Force applied (F)= 480 N Coefficient of kinetic friction (µk)= 0.49 Mass of crate(m)= 50 kg Angle of…

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: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 47 kg. You were pulling…

A:

Q: A 2.30 kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude…

A: Apply the force equilibrium condition along the vertical, and determine the normal reaction force as…

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: Find the minimum magnitude of the force  F

A:

Q: A 50 kg wooden crate rests on a horizontal concrete floor. The coefficient of friction is Ms= 0.7.…

A: Frictional force can be expressed as fs=μsN

Q: A man pushes a box that is on a ramp. The box has a mass of 5 kg and the ramp is at 30° compared to…

A: Given data: -  The mass of the box is m = 5 kg. The angle of the ramp is θ = 30o. The pushing force…

Q: Your friend asks for help moving a box across the apartment floor and tells you that the box weighs…

A: The static frictional force on the box Fs=μsW=0.42·422=177.24 N The kinetic frictional force on the…

Q: Two blocks of mass M and m are sitting on a horizontal floor. The blocks are touching. The…

A: Since the blocks are in equilibrium in vertical direction, their normal forces must be equal to…

Q: A stubborn 146 kg mule sits down and refuses to move. To drag the mule to the barn, the exasperated…

A: Given: The mass of the mule is m = 146 kg The farmer pulls the mule with a maximum force is F = 604…

Q: A 2.5 kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude 6.5 N…

A: Given mass m =2.5 kg  Applied force F = 6.5 kg  If applied force is greater than static friction…

Q: Lorna is decorating her apartment. She slowly pushes an 80 kg china cabinet across the wooden dining…

A: Given, mass of china cabinet m=80kg, friction force f=350N. Required: Coefficient of sliding…

Q: A shopper pushes a 6.1 kg cart at constant of 1.20 m/s speed along a rough horizontal surface by…

A: Visualize the Problem:

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

A: when some force is applied against friction at first it will try to overcome the static friction.…

Q: An athlete is pulling a tire that weighs 12,000 N. The coefficient of static friction between the…

A: I have used concept of equillibrium

Q: A 2.5 kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude 6.2 N…

A: The free body diagram for the given block is : Now, equating the forces we have, F-f=maFN+P=mg…

Q: You are pulling on a box (that has a 5.9 kg mass) by using a rope, pulling upward with a force of…

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: