A block moving to the right on a level surface with friction is pulled by an increasing horizontal force also directed to the right. As the applied force increases, which of the following is true of the normal force (N) and the frictional force (f) on the block?  a N: remains constant;  f: decreases  b N: remains constant;  f: increases  c N: remains constant;  f: remains constant  d N: increases;  f: increases  e N: increases;  f: remains constant

Q: COBE-dear Two blocks connected by a light horizontal rope sit at rest on a horizontal, frictionless…

A: According to Newton's second law Net force F = ma

Q: Three blocks on a frictionless horizontal surface are in contact with each other, as shown. A…

A: Applied force = 24 N  Mass of first block = 1 kg  Mass of second block = 2 kg  Mass of third block =…

Q: Number 1. A block of mass m = 5.8 kg is pulled up a  = 25° incline as in the figure with a force of…

A: Given: The mass of the block is 5.8 kg. The magnitude of the force is 32 N. The inclination angle is…

Q: A body of weight 50 N is hauled along a rough horizontal plane by a pull of 18 N acting at an angle…

A: Normal force along vertical y axis N = mg - f sin14o N = 50 - 18 × 0.242  N = 50 - 4.356 N = 45.644…

Q: Two blocks (A) and (B) of respective masses ma = 2 kg and mg = 3 kg, are placed in contact side by…

A: Answer:-  12 N  Given  Mass of block A (mA) = 2 kg  Mass of block B(mB) = 3 kg  Force (F) = 20 N…

Q: In the figure, two blocks are attached to each other by a massless string that is wrapped around a…

A:

Q: A 12-kg crate rests on a horizontal surface and a boy pushing it with a force that is 30 below the…

A: Given data: The mass of crate is m=12 kg. Angle below horizontal is θ=30°. Coefficient of static…

Q: toy of mass 1.5 kg. The boy pulls with a force of 6.0 N [W] while the girl pulls with a force of 8.0…

A: GivenMass of toy, m=1.5 kgBoy pull with a force, Fb=6 N (W)Girl Pull with force, FG=8 N…

Q: f. An object is accelerating at a rate of 8 m/s' when it suddenly has the net force exerted upon…

A: Since we only answer up to three sub-parts, we will answer the first three. Please resubmit the…

Q: A block of mass 5 kg is pulled by a horizontal force of 50.0 N along a rough horizontal surface at a…

A:

Q: An object of mass m = 1.0 kg is observed to have an acceleration a with a magnitude of 10.0 m/s2 in…

A:

Q: A block weighing 100N is being pulled along the horizontal plane by a force P having the slope of 5…

A: Weight, W=100 N Co efficient of friction, fk =0.25 Net acceleration required, a=2.5 m/s2

Q: Kercey pushes a 6.7-kg crate along a rough surface with 27.43 N of force. He observes that it is…

A:

Q: ) Which of the following statements is correct? They both experience the same force. The force…

A: Tom's mass, mt = 52 kg Sister's mass, ms = 15 kg We'll use Newton's laws of motion to deal with…

Q: A 15 N of force is applied on object 1 of mass 5kg and object 2 of mass 7kg. According to Newton's…

A: A 15 N of force is applied on object 1 of mass 5kg  and object 2 of mass 7kg. According to Newton's…

Q: A crate remains stationary after it has been placed on aramp inclined at an angle with the…

A: When an object is at rest on a inclined ramp then the frictional force acting on the body is equal…

Q: A box with a weight of 50 N rests on a horizontal surface. A person pulls horizontally on it with a…

A:

Q: Two blocks, of weights 3.6 N and 7.2 N, are connected by a massless string and slide down a 30…

A: The net force on the first box,

Q: The coefficients of static and kinetic friction between a 3.0-kg box and a horizontal desktop are…

A: Given data:  Mass (m) = 3.0 kg Coefficient of static friction (μs) = 0.40 Coefficient of kinetic…

Q: Three objects with masses m1= 2.0 kg, m2= 4.0 kg, and m3= 6.0 kg, respectively, are attached by…

A:

Q: A box with mass 30 kg is pushed on a horizontal floor by a force of magnitude 300N directed 30…

A:

Q: A force F is applied to an 22 kg block against the wall at an angle of θ=45°.  The friction…

A:

Q: Two blocks connected by a light horizontal rope sit at rest on a horizontal, frictionless surface.…

A:

Q: A typical car travels a distance of 100 km at 110 km/h. It then repeats the journey at 70 km/h. What…

A: According to question --- Given data --  distance - 100 km. first speed (v1) - 110 km/h. second…

Q: 11: Block A, with a mass 30 kg, rests on the incline. The oefficient of static friction between the…

A: Given: The mass of block A is 30 kg. The angle of the inclination is 35o. The coefficient of static…

Q: Which of the following is false in regards to pulling an object across the floor with a rope above…

A: The free-body diagram is shown below. Here, N is the normal force, F is the applied force, and m is…

Q: Three boxes with a mass M1, M2, and M3 are connected by massless, inextensible strings which pass…

A: The free body diagram of the mass M1 is given above.

Q: Body A in the figure weighs 96 N, and body B weighs 16 N. The coefficients of friction between A and…

A: Given:  ωA=96N,  ωB=16N    μS=0.59, μk=0.25,  θ=28°

Q: A block sets on a rough (), horizontal surface. When the forces F,= 30 N and F;= 10 N are applied on…

A:

Q: A large block is being pushed against a smaller block such that the smaller block remains elevated…

A: The mass of the large block and acceleration is not been mentioned here. So, let us assume that in…

Q: A 6.00 kg block is in contact with a 4.00 kg block on a horizontal frictionless surface. The 6.00…

A: Given

Q: A heavy ball is thrown straight upward. After the ball leaves the thrower's hand, what forces act on…

A: When the thrower throws the ball, the only force acting on ball is force of gravity which is…

Q: During the snow storm, you saw a girl standing still holding her sled, which was initially at rest.…

A:

Q: A boat moving with a velocity of 10m/s, towards west is acted upon by a pair of balanced forces.…

A:

Q: The drawing shows a 25.1-kg crate that is initially at rest. Note that the view is one looking down…

A: Given that:- Mass of crate=25.1 kg

Q: Problem 4 ( is m, = 3 kg and the mass of block two is m, = 8 kg. A force is applied on m2 to start…

A:

Q: A 100-g box slides across a frictionless horizontal plane. If it is accelerating at 15 m/s2, find…

A:

Q: Two blocks (m1=4.00 kg and m2-9.00 kg) are connected over a frictionless pulley by a string as shown…

A: Draw a free-body diagram of the system.

Q: .4N pulls horizontally on a 1.3-kg block that slides on a rough, horizontal surface. This block is…

A: We know that the force of  9.4 N  pulls horizontally on a m1= 1.3 kg and This block is connected by…

Q: 15. Which is TRUE when the resultant of all the forces acting on the body is zero? Group of answer…

A: Given net force on body is zero ∑F =0

Q: A block of wood of mass m = 250 g is being pulled along a surface by a force F = 20 N. The force of…

A:

Q: According to the Newton's second law, which of the following is TRUE about a person pushing a lawn…

A: Answer Newton's second law states that acceleration which a net force on an object produces has a…

Q: An object of mass m = 1.00 kg is observed to have an acceleration a→ with a magnitude of 10.0 m/s2…

A: Given data: The mass of the object is: m = 1 kg The magnitude of acceleration is: a = 10 m/s2 The…

Q: Two forces F1 and act on a 9.40-kg object. F1 = 40.0N and F2 = 12.0 N. 90.0° 60.0° m m a (a) Find…

A: Use Newtons second law,ΣF→ = m xa→⇒a = ΣFm  = 40i +12j9.40⇒ a = 4.255 i + 1.2765 jSo, magnitude =…

Q: "A worker drags a crate across a factory floor by pulling on a rope tied to the crate. The worker…

A: Given data:  Force exerted by the worker (F) = 300 N At Angle (θ) = 30°, above horizontal…

Q: An object of mass m = 1.00 kg is observed to have an acceleration of a with a magnitude of 24.2 m/s2…

A:

Q: happens to the object when you apply a constant force on it in space? A. It will not move B. It will…

A: According to Newton second law  F = ma acceleration is rate of change of velocity.

Q: Block A has a mass of 26 kg and block B has a mass of 47 kg. The two blocks are stacked on the ramp…

A: Write down the given values using suitable variables. Here mA signifies block A mass, mB signifies…

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: