The figure shows a block on a table-top being pushed upon by a force of magnitude, F, on a frictionless surface. In which case will the normal component of the force of the table-top acting on the block have magnitude (Mg + Fsin 0)? F M Case 1 Case 2 Case 3 O both cases 2 and 3 case 3 only case 2 only O both cases 1 and 2 Ocase 1 only both cases 2 and 3

Q: The figure below shows an initially stationary block of mass m on a floor. A force of magnitude F =…

A:

Q: A block of mass 14kg slides on a horizontal rough surface with constant speed and is being pulled by…

A: Mass of block: m = 14 kg Acceleration of block: a = 0 m/s2 Force applied on block: F = 34N

Q: In the figure, a chain consisting of five links, each of mass 0.123 kg, is lifted vertically with a…

A: Mass of each link (m) = 0.123 kacceleration (a = 1.94 ms2 (upwards)

Q: Question 7 A 81.17 kg crate is on a frictionless surface inclined at an angle of 0 = 28.64°. A…

A:

Q: In the figure, a crate of mass m = 76 kg is pushed at a constant speed up a frictionless ramp (0 =…

A:

Q: Two blocks in contact with each other are pushed to the right across a rough horizontal surface by…

A: In the given representation it is shown that there are two blocks in contact with each other are…

Q: - The diagram below shows the magnitudes and directions of three forces applied on a particle at P.…

A: F1 = 5 N F2 = 4 N F3 = 7 N

Q: bureau rests on a rough horizontal surface (μs = 0.50, μk = 0.40). A constant horizontal force, just…

A:

Q: Two horizontal forces act on a 2.7 kg chopping block that can slide over a frictionless kitchen…

A:

Q: In the figure, a 50 kg crate is being pushed by a constant force of 200 N, causing a backward…

A:

Q: A force of 550 N is applied to push a 45 kg crate across a 4-meter horizontal floor. The floor has a…

A: The condition would be as shown in figure  Friction opposes the change in motion , the maximum…

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

A:

Q: The figure shows an overhead view of a 0.0260 kg lemon half and two of the three horizontal forces…

A: At equilibirium net force is zero  F→net=0 or F1→+F2→+F3→=0 Given F1=6.00 N at θ1=25.0°F2=7.00 N at…

Q: You are pushing a 30 kg crate along a horizontal floor (the coefficients of static and kinetic…

A: Given- Mass of crate , m = 30 kg The coefficients of static friction between the crate and floor ,μs…

Q: In the figure, a crate of mass m = 108 kg is pushed at a constant speed up a frictionless ramp (0 =…

A: In the given question,  Mass of the crate (m)= 108kg The horizontal force applied on the crate = F…

Q: A 78 kg crate rests on a rough horizontal surface. The coefficient of static friction and…

A: Mass (m) = 78 kg coefficient of static friction and coefficient of kinetic friction are 0.3 and 0.2…

Q: When a 25-kg crate is pushed across a frictionless horizontal floor with a force of 200 N, directed…

A: Given  Mass of crate M=25 kg Forec F=200N Angle θ=20

Q: A 2.5 kg block is initially at rest on a horizontal surface. A horizontal force −→F of magnitude 6 N…

A:

Q: e 2 blocks stacked on a table. The top block has a mass of 2.0 kg, and the bottom block has a mass…

A: friction force is a contact force and opposing relative motion. FS = μs m g     μ s= coefficient of…

Q: 75-N box rests on a perfectly smooth horizontal surface. The minimum force need to start the box…

A: Weight of box = 75 N  Surface : smooth (frictionless)

Q: An elevator is pulled upward at a constant speed by a cable. Which statement is true about the…

A: The correct answer is (c), i.e., The net force on the elevator is zero. As the elevator is being…

Q: In the figure, a crate of mass m = 88 kg is pushed at a constant speed up a frictionless ramp (0 =…

A: Given:- The mass of the crate is m = 88 kg  The inclined angle of the plane is θ= 30° The force F is…

Q: The 66-m microwave transmission tower is steadied by three guy cables as shown. Cable AB carries a…

A:

Q: An object of mass m is at rest on an inclined surface. The only forces acting on it are its own…

A: Given data: Mass of the object = m Friction force = F Need to determine the magnitude of the normal…

Q: block is pushed across a horizontal surface by the force F with constant velocity. F = 20 N, θ =…

A:

Q: A crate of mass 20.9 kg rests on a level surface, with a coefficient of kinetic friction 0.225. You…

A: Given: The  mass of the crate is 20.9 kg. The applied force is 244 N. The coefficient of the kinetic…

Q: In the figure, a crate of mass m = 100 kg is pushed at constant speed up a frictionless ramp (0 =…

A: The force acting on te crate are gravitational force, horizontal force and the normal force.

Q: The drawing shows box 1 resting on a table, with box 2 resting on top of box 1. A massless rope…

A:

Q: Consider a 5-kg block accelerating downwards on a frictionless plane inclined at 35 degrees from the…

A:

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: 3.3 kg block is pushed along a horizontal floor by a force  F→ of magnitude 23 N at a downward angle…

A:

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

A: Given data: The weight of box is W=50 N. The horizontal force is FH=15 N. The coefficient of static…

Q: A cart of mass mA = 7.3 kg is pushed forward by a horizontal force F. A block of mass mB = 0.54 kg…

A:

Q: A 4.00kg block rests on a 30.0o incline.if the coefficient of static friction between the block ad…

A:

Q: A construction worker is pushing on a 40-kg filing cabinet with a horizontal force. The cabinet just…

A: Given data:  Mass (m) = 46 kg Force applied (F) = 196 N Required: Coefficient of static friction

Q: In the figure shown, the coefficient of kinetic friction (ux) between the block and the incline…

A: Given data: The relation between masses is M1=2M2. The coefficient of friction is μk=0.4.…

Q: An 80 kg block is being pushed by a force F on a frictionless inclined plane making an angle of 20°…

A:

Q: The picture below demonstrates a block at rest on a desk. If a force applied of 150 N at the angle…

A:

Q: We start with some review problems A crate of mass 20.6 kg rests on a level surface, with a…

A:

Q: An object of mass m = 1.00 kg is observed to have an acceleration of a with a magnitude of 23.6 m/s²…

A: Given Data:- Mass of the object is m=1.00 kg Acceleration of the object is a=23.6 m/s2 in a…

Q: Two blocks of m31kg and M=2kg are pushed along a horizontal frictionless surface by a constant…

A:

Q: The figure shows a person whose weight is W = 792 N doing push-ups. Find the normal force exerted by…

A: Let the action reaction force between hands of the athlete & floor is N1 , & that between…

Q: A block is pushed across a horizontal surface by the force F with constant velocity. F = 20 N, e =…

A: Given value--- Force = 20 N. angle = 30 degree.  mass M = 10 kg. We have to find--- normal force?

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 of mass 60 kg, tied to the wall by a cable, is resting on Block B of mass 100 kg as shown.…

A: Given that:- Mass of block A=60kg Mass of block B=100kg

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

A:

Q: In the figure, a crate of mass m = 121 kg is pushed at a constant speed up a frictionless ramp (0 =…

A:

Q: A block is pushed across a horizontal surface by the force Fwith constant velocity. F = 20 N, 8 =…

A:

Q: In the figure, a crate of mass m = 94 kg is pushed at a constant speed up a frictionless ramp (0 =…

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: