Counterweight 200 m 200 30°

Q: This time the magnet has mass 6.08 kg and the force pulling it to the right is 110.3 N. When the…

A:

Q: A cheetah accelerates constantly from rest to catch a gazelle. The cheetah covers a distance of 40 m…

A:

Q: How much weight do the 2 objects ( on the top of the table and hanging object ) have respectively?…

A: Given The mass of the body lies on the top of the table is mt = 15 kg. The mass of the hanging…

Q: A person wants to move a 10kg box to a different location. He pushes the box at a steady 0.5 m/s…

A:

Q: A 1500kg car is driving on the road at a speed of 15 m/s. The driver applies the brakes, bringing…

A: Given- Mass of car , m = 1500 kg Initial speed  of car, u = 15 m/s Final speed of car , v = 0 m/s…

Q: Three forces act on a particle that moves with unchanging velocity (2.4 m/s )i + (-6.5 m/s )j. Two…

A:

Q: Same type of track as in the previous problem, this time with d = 2.73 m. The block starts at x = 0,…

A: Apply the energy conservation equation to determine the height up to which the block reaches. Since…

Q: What is the magnitude of the average drag force ?drag exerted on the car?

A: work done by non conservative forces = change in total energy work done by drag force = total final…

Q: The 42-kg crate is stationary when the force Pis applied. Determine the resulting acceleration of…

A: Given data: The mass of crate is m=42 kg. The angle of ramp is θ=17°. The coefficient of static and…

Q: slides? 1. 4.68 m/s^2 2 1.23 m/s^2 3 6.08 m/s^2 4 1.76 m/s^2

A:

Q: girl has a 14 kg wagon. If she pushes from behind at an angle of the 30 degrees with a force of 60…

A: girl has a 14 kg wagon. If she pushes from behind at an angle of the 30 degrees with a force of 60…

Q: The figure shows a 2000 kg cable car descending a high hill. A counterweight of mass 1800 kg on the…

A:

Q: A stone is thrown straight upward with a speed of 25 m/s. It is caught on its way down at a point 5…

A: The vertical displacement of stone is   y=y_0+v_0t-(1/2)gt^2  5=25t-(1/2)(9.80)t^2 5=25t-4.90t^2 On…

Q: The 29 kg crate is subjected to a force having a constant direction and a magnitude 150 N. When s…

A:

Q: A box started at rest but was moved at a speed of 5 m/s. It was pushed 3 meters up a 60° ramp. The…

A: The mass of the box is m = 5.6 kg. The inclination of the plane with the horizontal is θ = 60…

Q: A box is launched up a rough incline with an initial velocity, vo = 6.7 m/s, as in the figure below.…

A:

Q: A block with a mass of 0.276 kg slides across a table with an initial speed of 1.87 m/s. It has a…

A:

Q: Komi was on vacation and went to scale Mt. Banahaw. Her weight at the base of the mountain is 540 N;…

A: Given weight of Komi at the mountain base is Wb = 540 N and the weight of Komi at the top of the…

Q: A man pushes an object to the right and exerts a force which has a horizontal compotent of F = 33 N.…

A: External force on the body F = 33 NFrictional force fs = 15 NMass of the object m = 31 kg.Given time…

Q: A worker applies a constant horizontal force of100 N to a block on a smooth horizontal surface. The…

A: Given Data: The force applied is, F = 100 N. The distance moved is, d = 8 m. The time taken is, t =…

Q: A particle of mass 5.4 kg moves along the horizontal x-axis. In the x direction the only force…

A:

Q: You push a box (mass 3 kg) so that its initial speed is 2.2 m/s. It slides across a rough floor…

A: KE=Wfriction12mv2=μkmgdd=v22μkg

Q: In the figure, two blocks are connected over a pulley. The mass of block A is 14.0 kg and the…

A: It is given that, mass of block A, mA=14 kgco-efficient of kinetic friction, μk=0.300incline angle,…

Q: A rope exerts a constant horizontal force of 280 N to pull a 50kg crate across the floor. the…

A:

Q: A spider hangs from the junction formed by three strands of silk, as shown in the figure. The force…

A: According to Lami's theorem ,if three forces acting at a point are in equilibrium then each force is…

Q: A car begins rolling down a hill that ends in a cliff. the car starts at rest 10m from the cliff and…

A:

Q: A crate of milk chocolate is being moved up a 63° ramp as shown. The crate has a mass of 10 kg. The…

A: Given:θ=63°m=10kgF=1320 NN=1136 Nμk=0.180d = 1.9m

Q: A constant applied force F, of 15.0 N pushes a box with a mass m = 7.00 kg a distance x = 15.0 m…

A: Given: Applied force Fp=15.0 N. Mass of the block m=7.0 kg. Distance traveled by block x=15.0 m. The…

Q: The Johnsons just received a heavy package (perhaps a treadmill) in the mail that they ordered from…

A:

Q: A 12 kg block rests on a 24 degree inclined frictionless surface and is attached by a light string…

A: The situation is shown in the figure                              There are different kind of the…

Q: The Johnsons just received a heavy package (perhaps a treadmill) in the mail that they ordered from…

A:

Q: A person stands on the ball of one foot. The normal force due to the ground pushing up on the ball…

A: Given Data:-  The Normal force due to the ground pushing up on the ball of the foot N = 750 N  The…

Q: A Z-Drag is an arrangement of ropes in pulleys often used in rescue situations. Implemented…

A:

Q: 2000-kg car initially at rest is held by a friction force that can resist up to 1200 N. If the…

A:

Q: A skier slides down the slope with a constant speed of 35.00 °. What is the value of the friction…

A:

Q: We start with some review problems A crate of mass 27.1 kg rests on a level surface, with a…

A: Given Data : The mass of the crate is given as m = 27.1 Kg. The force applied to the crate is given…

Q: A book slides across a level, carpeted floor with an initial speed of 3.85 m/s and comes to rest…

A: Initial velocity, v = 3.85 m/s Distance, d = 3.75 m Coefficient of kinetic friction, µ = ?

Q: A teacup fell was left on the wing of a fighter jet and did not fall until the jet was already very…

A: When object falls with a constant velocity the drag force on it is equal to the gravitational force…

Q: A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the…

A:

Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

A: We have to find out how far does the block rise on left based on above information

Q: A car starts from rest and accelerates along a straight highway. The car’s engine produces a…

A: free body diagram    given

Q: A desperate hiker has to think fast to help his friend who has fallen below him. Quickly, he ties a…

A:

Q: A horizontal force of magnitude 157 N is used to push a 6.84-kg object up an inclined plane. The…

A: Normal force is the perpendicular force acting on the body by the surface that is a resultant of a…

Q: An 80.0 kg mail bag hangs by a vertical rope 3.7 m long. A postal worker then displaces the bag to a…

A: given data

Q: A steel beam is suspended from two ropes as it is lifted to the top of a building at a constant…

A: Given: θ1=27.1°θ2=25.7° T1=711 N Free Body Diagram:

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.