When you push horizontally on a crate on a level floor that doesn’t slide, how great is the force of friction on the crate?

Q: Two blocks each weighing 25 N are connected to the ends of a light string which is passed over a…

A: Solution: given that m1=m2 = 25 kg

Q: The static coefficient of friction between a 5 kg object and a table is 0.40. Will friction keep the…

A: According to give, Mass of the object (m) = 5kg Static coefficient of friction (μ)= 0.4 Given…

Q: If you push a crate with the force of 100N and it slides at constant velocity, how much is the…

A: When a force applied on a cart then the motion of the cart will be opposed by the friction force.…

Q: You and a friend can each pull with a force of 20 N. If you want to rip a rope in half, what is the…

A: Answer Tie the rope to a tree, and you both pull from the same end. Take advantage of the fact that…

Q: You push a table across the floor at a constant speed with a pushing force of 400 N.  Is the force…

A: Answer Equal to 400 N

Q: An object of mass m is hanging by a string from the ceiling of an elevator. The elevator is moving…

A: Here tension in the string is acting upward and weight is acting down ward.

Q: You step on a crate that is sitting on a smooth surface, and it accelerates. How much greater would…

A:

Q: In the figure shown, A 6 kg box on a horizontal table is pushed by a horizontal force of F, If the…

A: Given,mass of the block, m = 6 kgstatic coefficeint of frition is, μ = 0.4Horizontal force acting on…

Q: What is the net force acting on a falling 1-kg ball if it encounters 2N of air resistance?

A: Determine the weight of the ball. That is the downward force on the ball. Weight ball

Q: If you push on a crate with a force of 100 N and it slides at constant velocity, how much is the…

A: Given:Pushing force, F = 100 NSince, the crate is moving with constant velocity. Therefore,…

Q: A box weighing (100 lb) is pushed (20 ft) along a level floor at constant velocity by a horizontal…

A:

Q: How much horizontal force would be required to make a 15 kg box accelerate at 1.2 m/s if friction…

A: Mass- 15 kg a = 1.2 m/s2  Frictional force = 18 N

Q: The drag force on a boat varies jointly as the wetted surface area and the square of the velocity of…

A: Given, The drag force on a boat varies jointly as the wetted surface area and the square of the…

Q: If the mass of a sliding block is tripled while a constant net force is applied, by how much does…

A: The equation for the net force is given by

Q: A crate is held at rest on a frictionless 53° ramp by a rope parallel to the incline. If the tension…

A: Tension in rope = T = 7000N  inclined angle ∅ = 53°  let mass of crate be m

Q: When a man is standing on a scale in an elevator that is accelerating upward, the scale reading will…

A: When a man is standing on a scale in an elevator that is acceleration upward , the scale reading…

Q: A grocery bag can withstand 300 N of force before it rips apart. How many kilograms of apples can it…

A:

Q: What is the net force acting on a falling 1-kg ball if it encounters 2 N of air resistance?

A: The given values are,

Q: If a force of 25 pounds is required to move an 80 pound sled up a hill what angle does the hill make…

A: Given,Angle of inclination with horizontal = θPull of force, F=25 poundsWeight, W = 80 poundsDiagram…

Q: When Fatima rides her bicycle at 5 m/s, the drag force acting on her and her bicycle is 6 N. If she…

A:

Q: This is the friction that occurs between two objects that are not moving with respect to each other?

A:

Q: A 10-kg weight is suspended by a rope from a ceiling. If a horizontal force of 5.80 kg is applied to…

A: Suspended weight , W = 10 kg  Horizontal force , F =5.8 kg  To find = angle made with the vertical…

Q: The amount of net force (in N) required to keep a 3-kg object moving rightward with a constant…

A: Given data: Mass (m) = 3 kg Constant velocity (v) = 4 m/s Required: The amount of net force required…

Q: A rock on a string is being accelerated upward. The tension in the string:

A: Answer             D) is greater than the weight of the rock

Q: Your father pushed a 2kg box across the floor with a net horizontal force of 10 N. What is the…

A: Given data:  Mass (m) = 2 kg Net horizontal force (Fnet) = 10 N Required: Acceleration (a)

Q: Two people play tug of war. The 100-kg person on the left pulls with 1,200 N, and the 70-kg person…

A:

Q: When you sit on a chair, the resultant force on you is?

A:

Q: A sled of mass 97 kg is being pushed up a slope with an applied force of 877 slope is inclined with…

A: Acceleration = F/m

Q: What is the tension in the rope that lifts a box with a mass of 5 kg (90 degrees)?

A:

Q: A stack of four textbooks sits on top of a desk. The mass of the bottom book is 5.0 kg, on top of…

A:

Q: How much force would they apply on each other if they were 5mm apart?

A: Answer is 4.0 mN  It is clear from graph , at distance of 0.5mm force is 400 mN . Further…

Q: The brakes on an elevator of weight 50,000 N act upward with a force of 100,000 N the acceleration…

A: The net force on the elevator is

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

A: Answer: 33.5 N

Q: When the girl holds the rock with as much force upward as gravity pulls downward, the net force on…

A: Here, it is mentioned that the girl is holding a rock. The upward force that a girl exerts on rock…

Q: A warning sign inside an elevator of mass 317 kg indicates that the maximum load that it can carry…

A:

Q: How does increasing drag affect the distance a paper airplane will travel?

A: A paper airplane can be affected by various force like its weight ,drag etc.

Q: A block of mass 2 kg is kept on the floor. The coefficient of static friction is 0.4. If a force F…

A: Given : m = 2 kg μs = 0.4 Fapp = 2.5 N

Q: If an unbalanced force acts on an object, in what direction will the object move to? To the…

A:

Q: A girl weighing 45kg is standing on the floor, exerting a downward force of 200N on the floor. The…

A: Mass of the girl (m)=45kg Force exerted (F) =200 N (In down ward direction)

Q: A 1600-kg car accelerates from 8 to 21 m/s over a distance of 55 meters. What was the force that…

A: