m Figure #1

Q: A brick of mass m = 78 kg slides along a horizontal surface. The coefficient of friction between the…

A: Since the brick has an initial speed in the positive x – direction, Therefore, the frictional force…

Q: A cube of mass m = 61 kg slides along a horizontal surface. The coefficient of friction between the…

A:

Q: The height of a ball is thrown straight up sith a certain force is a function of the time (t) from…

A: a)h =-0.5gt2+40t   comparing this equation with newton’s equation: s=ut+12at2 we get u= 40 m/s a=-g…

Q: Mazie stands on her kitchen floor. The coefficient of kinetic friction between her socks and the…

A: Given,  Mass of Mazie =58 kg Coefficient of kinetic friction between her socks and the floor =0.35…

Q: A 25 kg box is given an initial velocity of 65 m/s up a plane from the bottom of the plane. The…

A: "Since you have posted a question with multiple sub-parts, as per Bartleby's guidelines to us we…

Q: 2. You pull with a force of 255 N on a rope that is attached to a block of mass 30 kg, and the block…

A:

Q: A picture of mass m = 11 kg is hung on a wall from a hook with a piece of wire. The picture hangs…

A:

Q: Zach, whose mass is 80 kg, is in an elevator descending at 10 m/s. The elevator takes 3.0 s to brake…

A:

Q: A person lying in a bunk bed pushes a 5 kg block across the ceiling. He uses a force P  of magnitude…

A: Solution:   Given Values, Mass(m)=5 KgForce (P)= 80 NAngle (θ)=700Coefficient of kinetic friction(…

Q: A crate of mass m=66.2 kg is on a horizontal surface. Assume there is no friction between the crate…

A:

Q: A. Calculate the magnitude of the total force. B. When the fourth force is applied to the mass, it…

A: The magnitude of the horizontal forces are -20 N, 70 N and 80 N. The magnitude of the vertical…

Q: A crate of mass m = 1.27 kg is on a frictionless incline that makes an angle of θ = 29.3 degrees…

A: Given, a crate of mass m = 1.27 kg is on a frictionless incline that makes an angle of θ = 29.3…

Q: A 25.0 kg girl stands on a large raft that is 5.00 m and free to move across the river. The girls…

A:

Q: You have just landed on Planet X. You release a 180 gg ball from rest from a height of 10.0 mm and…

A: Write the second kinetic equation and substitute the required values to determine the acceleration…

Q: In the figure below, the net external force on the 28 kg mower is given as 52 N. If the force of…

A: Mass of mower (m) = 28 kg Net external force on the mover (Fnet) = 52 N Force of friction (f) = 10 N…

Q: 1. What is the acceleration of the box C. B C A F m2 m1 m3

A: m1 = 2 kg  m2 = 8 kg  m3 = 5 kg F = 7.5 N

Q: A 56-kg student runs at 4.2 m/s, grabs a hanging 10.0-m-long rope, and swings out over a lake…

A: Solution: given that m = 56 kg v = 4.2 /s L =  m

Q: The 80 kg man pushes on the 120 kg crate with a horizontal force F. The coefficients of static and…

A:

Q: In a laboratory experiment on friction, a 135-N block resting on a rough horizontal table is pulled…

A: Part a) When the pull is applied on the block while it is resting on the table, the friction that…

Q: A slug with a mass of mm = 16 g is shot out of a rifle that has length LL = 0.72 m. The slug spends…

A: The objective of the question is to calculate the acceleration of the slug as it travels through the…

Q: A cart of mass 8.0kg was moved by applying two constant forces. Force 1 is 28.0N at 42.0 degrees,…

A: Given terms:   A cart of mass 8.0 kg was moved by two constant two forces, which are given by,…

Q: A 350 g block of wood on a horizontal plane is fastened to a cord passing over a frictionless pulley…

A: Given: Mass of block, m1=350 g=0.350 kg Mass of load, m2 =265 g=0.265 kg Coefficient of kinetic…

Q: A 150-g baseball is dropped from a tree 15.0 m above the ground. a.)With what speed would it hit…

A:

Q: Asteroid 253 Mathilde is one of several that have been visited by space probes. This asteroid is…

A:

Q: The pair of pulleys is used to lift a 40-kg block 0.25 m. The constant upward acceleration of the…

A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: an adventurous archeologist crosses between two rocks cliffs, with a ranging river far below, by…

A:

Q: A 25 kg box is given an initial velocity of 65 m/s up a plane from the bottom of the plane. The…

A:

Q: of the following statements is true about the forces acting on the block? Explain answer.

A:

Q: The block shown in figure #1 above has a mass of 4.30 kg. The applied force (? ⃑ ) has a magnitude…

A: a) The magnitude of force of gravity is,

Q: You push a 40.0 kg box across a floor at a constant velocity of 1.00 m/s. the coefficient of kinetic…

A:

Q: A 15.0 kg load of bricks hangs from one end of a rope that passes over a small, frictionless pulley.…

A:

Q: In the figure below, the net external force on the 28 kg mower is given as 59 N. Fnet If the force…

A: Mass of mower (m) = 28 kg Net force = 59 N Frictional force = 26 N

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”