Alejandra is attempting to drag her 32.6-kg Golden Retriever across the wooden floor by applying a horizontal force. What force must she apply to move the dog with a constant speed of 0.95 m/s? The coefficient of friction between the dog and the floor is 0.72.

Q: A mass of 12.0 kg is placed on a table. A string is tied to the mass, and run over a pulley to a…

A: Force is a vector quantity that is defined by Newton's second law as the rate of change of momentum…

Q: A rope is attached to a box with mass 122 kg and Person A is pulling the box to the right on the…

A: Given information: The mass of the box (m) = 122 kg The tension in the rope when the person A is…

Q: A 75 kg climber is hanging on an anchor with anchor angle equals to 60 degree, the tension on each…

A:

Q: In the figure, a force of magnitude 10.3 N is applied to a block of mass m2= 0.5 kg. The force is…

A: Recall Newton's second law Fnet=ma Refer the FBD and applying newton's second law.

Q: Objects 1 and 2 are shown below. Object 1 has mass 21 kg, object 2 has mass 7 kg, and the kinetic…

A: 21) Draw the free-body diagram of the hanging object.

Q: If an object is in equilibrium, which of the following statements is not true? (a) The speed of the…

A:

Q: If a net horizontal force of 132 N is applied to a person with mass 60 kg who is resting on the edge…

A:

Q: An antelope is being pulled by two forces whose vector-component expressions are: F1 = -8.9Ni +…

A: Given:  F1=-8.9i-4.1j-6.5kNF2=5.1i+0j+7.8kN The expression for angle (ϴ) between two vectors is:…

Q: Two blocks with masses m and 2m are connected with a rope that passes over a frictionless pulley. A…

A:

Q: A stationary 10kg object is sitting on the ground. The coefficient of static friction between the…

A: Given: Mass of an object (m) = 10.0 kg. Coefficient of static friction μs=0.8 Coefficient of kinetic…

Q: In the figure, block 1 has mass m1 = 470 g, block 2 has mass m2 = 580 g, and the pulley is on a…

A:

Q: An antelope is being pulled by two forces whose vector-component expressions are: F1 = -9.1Ni +…

A:

Q: A m1 = 5.3 kg box is on a frictionless θ = 39∘ slope and is connected via a massless string over a…

A: According to question--- Given value --- mass m1 = 5.3 kg. angle = 39 degree.  mass m2 = 2.3 kg.…

Q: An elevator, with a total mass of 454 kg, accelerates downward at 3.51 m/s^2. During this time, the…

A: Given data:  Total mass (m) = 454 kg Acceleration (a) = 3.51 m/s2, downward Required: The tension in…

Q: In the figure, let the mass of the block be 8.50 kg and the angle 0 = 30.0°. Frictionless

A: here the block is on frictionless surface . therefore, there is no frictional force. due to its…

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A: It is clear from the figure that the block m­2 has more  mass so that it accelerates down ward and…

Q: 6. Two forces, Fı and F2, act on the 7.00 kg block shown in the drawing. The magnitudes of the…

A:

Q: A boy pulls a wooden box along a rough horizontal floor at constant speed by means of a force P as…

A:

Q: The drawing shows a circus clown who weighs 920 N. The coefficient of static friction between the…

A:

Q: Q.10 A worker pushes an object of 20 kg down on a rough inclined plane with a force F as shown mass…

A: solution is given by

Q: black block is 2.07 kg, and the coefficient of kinetic friction for both blocks and inclines is…

A:

Q: In the figure, block 1 has mass m, = 480 g, block 2 has mass m2 = 500 g, and the pulley is on a…

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

Q: A block m1 of mass 5.0 kg rests on block m2 of mass 15.0 kg, which is tied to a wall by a horizontal…

A: Write the given values of the problem- mass of the block-m1=5 kgm2=15 kgm3=20 kgcoefficient of the…

Q: A man is trying to pull a table with mass of 21 kg across the floor with a constant speed. What is…

A: Mass of the table(m) = 21 kg Friction coefficient (u) = 0.62 Gravitational acceleration (g) = 9.8…

Q: A 1.0 N block is pushed against the ceiling by a 3.5 N force at a 60° angle as shown in the figure.…

A: Given data:  Weight of the block = 1.0 N Force applied (F) = 3.5 N Angle (θ) = 60° Coefficient of…

Q: Question 9 of 10 Which object will require the greatest amount of force to change its motion? A. A…

A: The maximum force required to change the motion of an object can be found by the object’s momentum.…

Q: At an instant when a soccer ball is in contact with the foot of the player kicking it, the…

A: The magnitude of net acceleration of the ball is given by, a=ax2+ay2 Here, ax is the x-component of…

Q: Two boys are pushing a cart with a force of 30 N each. The cart does not move. Which of the…

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Q: A child on a sled (total mass 55 kg) accelerates down a 18.4 degree incline at 1.26 m/s^2. What is…

A:

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A:

Q: An antelope is being pulled by two forces whose vector-component expressions are: F1 = -9.3Ni +…

A: Given vectors, F→1=-9.3i^+7.3j^+9.2k^ NF→2=-1i^-1.2j^+1k^ N Angle between the two force vectors is θ

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A: Given,Mass of the block 1, m1 = 1.9 kgmass of the block 2, m2 = 4.2 kg

Q: If the coefficient of kinetic friction, lk, between the block and the surface is 0.40 and the…

A: Given, Coefficient of kinetic friction μk=0.40 N Magnitude of friction force f = 80 N   We know the…

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A: (given) Mass of block 1 = 1.90 kg Mass of block 2 = 2.80 kg The only forces on the blocks are the…

Q: Determine the magnitude of the force P that would cause block A to accelerate to the right at 4…

A:

Q: Block 1 with mass 66 kg is sitting on a horizontal frictionless surface as shown below. It is…

A:

Q: A car is travelling at 15 m/s on a horizontal road and stopped after 4 s. The coefficient of kinetic…

A: Given Data : The initial speed of the car is given as u=15ms The time after which the car stopped is…

Q: A child on a sled (total mass 55 kg) accelerates down a 16.1 degree incline at 1.43 m/s^2. What is…

A:

Q: If the child has a mass of 19.4 kg, calculate the magnitude of the force in newtons the mother…

A: The magnitude of force in this case can be obtained as F=mg+a=19.4kg9.8m/s2+0.762m/s2=204.9 N≈205 N

Q: 3. A 64.3 kg skydiver jumps out of an airplane with a parachute. She decides not to pull the rip…

A: m=64.3 kgk=2.35 kg/s

Q: A farmer is lifting a sheep out of a hole in the ground using his truck. The truck has a mass of…

A:

Q: A wracking ball is suspended below two cables each at an angle with the horizontal. The left cable…

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Q: Assume that the pulleys are frictionless, but the horizontal surface is rough with a coefficient of…

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Q: antelope is being pulled by two forces whose vector-component expressions are: F1 = 3.6Ni + -8.9Nj…

A: If multiplication of two vector is a scalar quantity then it called scalar product

Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

A: The below figure below depicts the forces acting on the Atwood’s machine.

Q: Forces always cause objects to move.

A: Which of the following statements describing forces is NOT TRUE?

Q: A wracking ball is suspended below two cables each at an angle with the horizontal. The left cable…

A: In the given question, Tension in left cable  = T1 Tension in left cable  = T2 Angle made by left…

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: