You push downward on a trunk at an angle 25° below the horizontal with a force of  750N If the trunk is on a flat surface and the coefficient of static friction between the surface and the trunk is 0.61, what is the most massive trunk you will be able to move?     93 kg     81 kg     112 kg     73 kg

Q: Box 1, a wooden box, has a mass of 8.60 kg and a coefficient of kinetic friction with the inclined…

A: Given:-

Q: A child is pulling a red wagon full of toys (total mass is 9.50 kg). His pull is 35 N in magnitude…

A:

Q: A student pulls on a rope attached to a box of books and moves the box down the hall. The student…

A:

Q: An object of mass 4 kg originally suspended by a vertical cord is pulled by a horizontal force until…

A: Write the given data. m=4 kg In this case, if system is at rest then the tension in cord will be…

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

A:

Q: A car weighing 1202kg accelerates from a stop to 100km/hr in 4.3 sec going up a ramp at an angle of…

A: Given quantities: Mass of the car (m) = 1202 kg initial velocity of car (u) = 0 final velocity of…

Q: A large crate has a mass of 120 kg and sits on a horizontal floor. You push on the crate with a…

A:

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

A: Given  Force exerted by worker F=400N f=100N angle q=30 mass of crate m=300kg

Q: A skier with mass of 55 kg (including winter clothes and ski equipment), slides straight down a…

A: Given:mass of skier, m = 55 kg angle of inclination, θ = 50°

Q: A 10 kg block rests on a rough horizontal table with a rope attached to it. The coefficient of…

A: Analyze the free body diagram of the given system. Here, mg, N, fs, F and µs represent the weight…

Q: cord pulls an 7.0 kg block across a horizontal floor at constant velocity.The coefficient of kinetic…

A: Given values:- Mass of the block,(m)=7 kg ----(1) Coefficient of the kinetic friction,(μk)=0.21…

Q: a girl is sliding down a slide while being pulled by a horizontal rope with a tension of 30N.The…

A:

Q: Calculate the magnitude of the normal force on a 22.7 kg block in the following circumstances.…

A: N=mg=22.7 kg9.8 m/s2=222.5 N

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

A: We have been given that the grade should move with constant  Speed.  This means the great is in…

Q: A box of mass m is pulled with a constant acceleration a along a horizontal frictionless floor by a…

A:

Q: When a 15-N lamp hanging at rest by a vertical rope from a ceiling, the force exerted by the ceiling…

A:

Q: A 9.60-kg mass (m2) is connected by a light, inextensible cord over a light, frictionless pulley to…

A: net force in the vertical direction of mass m1 is  N=m1g

Q: person pushes a sled with a constant horizontal 310 N force across a horizontal surface.  The sled…

A:

Q: A 2kg box is being pulled up a ramp by a force of 24N. The ramp is at an angle of 35 degrees from…

A:

Q: A 3.6 kg block is pushed along a horizontal floor by a force  F→ of magnitude 31 N at a downward…

A: (a)The equation for the magnitude of the kinetic frictional force is given by

Q: A 3.5 kg block is pushed along a horizontal floor by a force F of magnitude 20 N at an angle of 400…

A: Mass of block m = 3.5 kg F = 20 N θ = 40° Coefficient of kinetic friction  μk = 0.25 Block's…

Q: A box of mass m = 2.0 kg is at rest on an incline with angle θ = 20° from the horizontal. Beyond…

A: At inclined plane the weigh of box has two component horizontal and vertical component.  Vertical…

Q: You are at the grocery store pushing on a shopping cart. The mass of the cart including all the…

A: Given Data : The mass of the cart is given as mc = 26 Kg. The coefficient of friction between the…

Q: A person pushes a block of mass M = 6.0 kg with a constant speed of 5.0 m/s straight up a flat…

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: Calculate the magnitude of the normal force on a 17.7 kg block in the following circumstances.…

A:

Q: 50kg steel file cabinet is in the back of a dump truck.  The truck’s bed, also made of steel, is…

A: The size of the static friction when the truck bed is tilted is, fs=mgsinθ=50 kg9.8 m/s2sin20°=168 N…

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

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

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Q: A man is driving his car with speed 47.0 mi/h on a horizontal stretch of road. When the road is…

A:

Q: 10 kg block rests on a table. 0.5 is the coefficient of static friction.  A 48 Newton force is…

A:

Q: A mass M = 12.0 kg is pulled up an incline plane by a F = 170 N. The plane angle is 30o with respect…

A:

Q: Suppose you try to move a crate full of exercise equipment by tying a rope around it and pulling…

A:

Q: A 25 kg chair initially at rest on a horizontal floor requires a 365 N horizontal force to set it…

A: 1) The static friction coefficient can be easily calculated from the fact that it is the maximum…

Q: You are given the job of moving a refrigerator with a mass of 1.8 x 102 kg across a horizontal…

A: Given: The mass of the object is 1.8x102 kg. The coefficient of the kinetic friction is 0.45.

Q: The 1.0 kg block in the figure is tied to the wall with a rope. It sits on top of the 2.0 kg block.…

A:

Q: A 4.0 kg block of wood sits on a wooden floor. The coefficient of static friction is 0.42. What is…

A:

Q: Suppose you move a 15-kg crate by pulling upward on the chain at an angle of 45 degrees above the…

A:

Q: chair of mass 15.0 kg is sitting on the horizontal floor; the floor is not frictionless. You push on…

A: The concept used to solve the problem is Newton’s second law and equilibrium condition for force.…

Q: A box is sliding on a rough patch of ice, and the only horizontal force acting on it is friction.…

A: distance, s = 23 m  time, t = 600 s The first equation of motion is  v = u + a t  The third equation…

Q: A 1.6 kg box is at rest on a ramp of angle 22°. The coefficient of maximum static friction is 0.56…

A: Given:-  The coefficient of the static friction force is 0.56. the coefficient of the kinetic…

Q: In a figure, m1 = 10.4 kg and m2 = 4.3 kg. The coefficient of static friction between m1 and…

A:

Q: A 3.2 kg block is pushed along a horizontal floor by a force  of magnitude 32 N at a downward angle…

A: a)Frictional force is,

Q: A 2.03 kg book is placed on a flat desk. Suppose the coefficient of static friction between the book…

A: Force(F) needed to keep the book at constant speed should be equal to the force of kinetic friction.…

Q: Two workers are sliding 390 kg crate across the floor. One worker pushes forward on the crate with a…

A: Given:- Two workers are sliding m= 390 kg crate across the floor. One worker pushes forward on the…

Q: Calculate the magnitude of the normal force on a 12.7 kg block in the following circumstances.…

A:

Q: A 40kg box is initially sitting at rest on a horizontal floor with a coefficient of static friction…

A: Given: The mass of the object is 40 kg. The coefficient of the static friction is 0.4. The free-body…

Q: weight 500 N is lying on a rough horizontal plane having coefficient of friction 0.3. Find the…

A: We know that We have given that A body of weight 500 N is lying on a rough horizontal plane having a…

Q: A 5 kg box is at rest on a ramp inclined at an angle of 15°. The coefficients of static and kinetic…

A:

Q: A 25 kg box is on a 35° hill with a coefficient of friction of 0.1 and an additional applied force…

A: Mass of box, m = 25 kg Angle of hill, 35 degrees  Co efficient of friction = 0.1 Force applied…

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: