# A boat with a horizontal tow rope pulls a water skier. She skis off to the side, so the rope makes an angle of 15.0 with the forward direction of motion.

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### Physics

You and your friend are sledding on two sides of a triangle-shaped hill. On your side, the hill slopes up at 30.0° from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend to thread a rope ...

### Physics

You and your friend are sledding on two sides of a triangle-shaped hill. On your side, the hill slopes up at 30.0° from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend to thread a rope ...

### Physics

A 14.9-kg object hangs in equilibrium at the end of a rope (taken as massless) while a wind pushes the object with a 67.7-N horizontal force. Find the tension in the rope and the rope\'s angle from the vertical. The acceleration due to gravity is 9.81 m/s2.

### physics

a man pulls an 80 kg sled up an incline that is at an angle of 25 degrees with the horizontal using a rope attached to the sled at an angle of 35 degrees. If the coefficient of friction between the sled and the incline is 0.70, what force must the man exert on the rope to keep...

### Algebra

A winch is used to tow a boat to a dock. The rope is attached to the boat at a point 15 feet below the level of the winch. Find the distance from the boat to the dock when there is 75 feet of rope out. I got 15^2+75^2=X^2. I put a square root around each side so I got 15+75=X^...

### Physics

two crewman pull a boat through a lock, one with a force of 135N at an angle of 37 degrees relative to the forward direction of the raft. The 2nd crewman on the opposite side of the lock pulls at an angle of 45 degrees, with what force should the 2nd crewman pull so that the ...

### calculus

Find the acceleration of the specified object. (Hint: Recall that if a variable is changing at a constant rate, its acceleration is zero.) A boat is pulled into a dock by means of a winch 8 feet above the deck of the boat (see figure). The winch pulls in rope at a rate of 5 ...

### physics

a person attaches a 25kg hay bale to one end of a rope passing over a frictionless pulley connected to a beam in the hay barn. another person then pulls down on the opposite end of the rope with a force of 277-N Ignoring the mass of the rope what will be the magnitude and ...

### Physics

a trunk is dragged across a level floor using a massless rope that makes an angle of 30 degrees with the horizontal. when the tension in the rope is 200 N and the kinetic friction coefficient = 0.5, the trunk moves at a constant speed. what is the mass of the trunk?

### Physics

A 75 kg rock climber is attached to a rope that is allowing her to hang horizontally with her feet against the wall. The tension in the rope is 825 N and the rope makes a 35 degree angle with the vertical. Determine the force exerted by the wall on the climbers feet.

### physics

A 48 kg skier skis directly down a frictionless slope angled at 5° to the horizontal. Assume the skier moves in the negative direction of an x axis along the slope. A wind force with component Fx acts on the skier. (a) What is Fx if the magnitude of the skier's velocity is ...

### Physics help!

An extreme skier, starting from rest, coasts down a mountain that makes an angle of 26.7 ° with the horizontal. The coefficient of kinetic friction between her skis and the snow is 0.248. She coasts for a distance of 10.5 m before coming to the edge of a cliff. Without ...

### Physics

A 64 kg skier is on a 18 degree slope. The coefficient of kinetic friction between the skis and snow is .04. A) What is the weight of the skier? B) what is the normal force of the slope on the skier? C) why is the “parallel” force on the skier? D) what is the frictional ...

### physics

A 56-kg student runs at 4.2 m/s , grabs a hanging 10.0-m-long rope, and swings out over a lake (Figure 1) . He releases the rope when his velocity is zero. What is the angle θ when he releases the rope? What is the tension in the rope just before he releases it? What is ...

### college level physics

a 40 kg skier skis down a frictionless slope angled at 10 degrees to the horizontal. Assume the skier moves in the negative direction of an x axis along the slope. A wind force with component Fx acts on the skier. What is Fx is the magnitude of the skier's velocity is (a) ...

### physics

A box whose mass is 20 kg rests on a frictionless ramp with a 15 degree (upward) slope. A mover pulls up on a rope attached to the box to pull it up the incline. If the rope makes an angle of 40 degree with the horizontal, what force does the mover have to exert in order for ...

### Physics

A sled rope is held at an angle of 45 degrees with the horizontal ground. A force of 60 N acting parallel to the ground is required to keep the sled in motion. How much force must be exerted on the rope?

### geometry

A rope is connected to a boat and to the boat's anchor that is resting on the ocean floor at a position not directly under the boat. The rope is 105 feet long and the water is 55 feet deep. To the nearest tenth of a foot, how far is the anchor from a point directly below the ...

### geometry

A rope is connected to a boat and to the boat's anchor that is resting on the ocean floor at a position not directly under the boat. The rope is 105 feet long and the water is 55 feet deep. To the nearest tenth of a foot, how far is the anchor from a point directly below the ...

### physics

Biophysics strikes back The Biophysics students are having their usual Saturday night biophysics party performing physics experiments at a classmate’s home. This Saturday it is in an apartment building and you notice a managemnt student (MS) passed out in the stairwell. The ...

### physics

an extreme skier starting from rest, coasts down a mountain that makes an angle 25.0¨¬with the horizontal. The coeffiecient of kinetic friction between her skis and the snow is 0.200. She coasts for a distance of 8.4m before coming to the edge of a cliff. Without slowing ...

### physics

An extreme skier, starting from rest, coasts down a mountain slope that makes an angle 25.0° with the horizontal. The coefficient of kinetic friction between her skis and the snow is 0.200. She coasts for a distance of 13.8 m before coming to the edge of a cliff. Without ...

### Physics 1100

In a tug of war, two teams pull on opposite ends of a rope, attempting to pull the other team across a dividing line. Team A accelerates toward team B at the rate of 0.106 m/s2. Find all the horizontal forces acting on each team if the weight of each team is 1.04 104 N and the...

### honors geometry

You and a group of friends are participating in a ropes course. One of the obstacles involves doing a Tarzan Swing into a lake. A rope swing is at the edge of the lake. It is attached to a platform arm that overhangs the lake as shown in the diagram below. The point at which ...

### physics

if the sign weigh 240 and the angle the rope makes with the bar is 55 degree,how much is the tension is the rope?

### physics

a farmhand attaches a 25 kg bale of hay to one end of a rope passing over a frictionless pulley connected to a beam in a hay barn. another farmhand then pulls down on the opposite end of the rope with a force of 227 N. ignoring the mass of thr rope what will be the magnitude ...

### Physics

I am stuck on a question that asks for the resultant force(magnitude + direction) question says : A rope is strung between a car and Joe, the car pulls on the rope with a force of 20,000 newton. joe pulls the rope with a force of 25,000N. what is the resulatant force? dont u ...

### Physics

Hey everyone I really need help with this question. A 10kg object is attached to a 1.5m long rope suspended from the ceiling. The object is pulled until the rope makes a 35 degree angle with the vertical. Disregarding air resistance, what would the speed of the rope at the ...

### algebra

A boat is tied to a pier with a 25-foot rope so that the distance between the top of the pier and the top of the boat deck is 7 feet. If the water level hoes down 8 feet with the low tide , how much closer ( in feet) is the boat to the base of the pier? Assume the rope is ...

### Physics

An extreme skier, starting from rest, coasts down a mountain slope that makes an angle of 25.0o with the horizontal. The coefficient of kinetic friction between her skis and the snow is 0.200. She coasts down a distance of 10.4 m before coming to the edge of a cliff. Without ...

I am stuck on a question that asks for the resultant force(magnitude + direction) question says : A rope is strung between a car and Joe, the car pulls on the rope with a force of 20,000 newton. joe pulls the rope with a force of 25,000N. what is the resulatant force? dont u ...

### physics 111

a 50kg boy suspends himself from a point on a rope tied horizontally between two vertical poles.the two segments of the rope are then inclined at angle 30 degrees and 60degrees to the horizontal.the tensions in the segments of the rope is?

### general physics/rotational motion

Two crates of mass m1 = 16 kg and m2 = 23 kg are connected by a cable that is strung over a pulley of mass mpulley = 22 kg as shown below. There is no friction between crate 1 and the table. m1 is sitting on the table mpulley is at the edge of the table to the right of m1 m2 ...

### Physics- Newton's 1st and 2nd Law

Please help me :( Briefly explain the following scenario's using Newton's first law. a) Trevor wants to tow Kevin's car with his truck. He attached a small tow rope between the vehicles and leaves the rope slack (loose). Trevor quickly accelerates forwards making the rope ...

### physics

a 5kg box is pulled along the floor by a rope that makes a 25 degree angle with the horizontal. the coefficient of kinetic friction between the box and the floor is 0.25. If the box accelerates at a rate of 1.5 m/s squared, what must be the tension of the rope?

### Science

Two teams are pulling on a rope. Team 1 pulls with a force of 124 newtons, while team 2 pulls with a force of 110 Newton in the opposite direction which of the following correctly describes the motion that will result A. Team 1 will move, team 2 will not B. Team 2 will move, ...

### Physics

A500 man stands at the center of the rope such that each half of the ropes makes an angle of 10 with the horizentle . What is the tension of the rope ???

### Physics

A rope of mass m uniformly distributed along it's length l can slide without friction on a horizontal table. At instant t=0 the hanging part of the rope has a length b, and the rope is held at rest. When it is left, the rope begins to slide. At instant t the part of the rope ...

### physics

A trapdoor on a stage has a mass of 20.8 kg and a width of 1.51 m (hinge side to handle side). The door can be treated as having uniform thickness and density. A small handle on the door is 1.41 m away from the hinge side. A rope is tied to the handle and used to raise the ...

### physics

A trapdoor on a stage has a mass of 20.8 kg and a width of 1.51 m (hinge side to handle side). The door can be treated as having uniform thickness and density. A small handle on the door is 1.41 m away from the hinge side. A rope is tied to the handle and used to raise the ...

### Physics

trap door of length and width 1.65 m is held open at an angle of 65.0 degree with respect to the floor. A rope is attached to the raised edge of the door and fastened to the wall behind the door in such a position that the rope pulls perpendicularly to the trap door. If the ...

### Physics

trap door of length and width 1.65 m is held open at an angle of 65.0 degree with respect to the floor. A rope is attached to the raised edge of the door and fastened to the wall behind the door in such a position that the rope pulls perpendicularly to the trap door. If the ...

### Physics

A block of mass M=2 kg is swung on a rope in a veritcal circle(the direction of motion is vertical to the ground) of radius r. When the block is at the top of the circle, the tension in the rope is measured to be 10N. What is the tension in the rope when the block is at the ...

### physics

A skier with a mass of 70 kg starts from rest and skis down an icy (frictionless) slope that has a length of 52 m at an angle of 32° with respect to the horizontal. At the bottom of the slope, the path levels out and becomes horizontal, the snow becomes less icy, and the ...

### physics

A child is pulling a sled across a horizontal surface by a rope that makes a 27.5 degree angle with the ground. The child pulls with a force of 32.7 N and the total mass of the sled is 23.5 kg. Find the weight of the sled.

### physic

A 2000 N sled is pulled along a horizontal surface with a constant force by means of a rope that makes an angle of 30.0o with the horizontal. If the tension in the rope is 500 N and there is 100 N of frictional force between the sled and the surface, find the work done on the ...

### physics

A 69 kg person on skis is going down a hill sloped at 36° below the horizontal (+x direction). The coefficient of friction between the skis and the snow is 0.15. Find the x and y components of the weight of the skier going downhill.

### physics

To haul a boat out of the water for the winter, a worker at the storage facility uses a wide strap with cables operating at the same angle (measured from the horizontal) on either side of the boat. Determine the tension in each cable if the boat has a mass of 510 kg and the ...

### Calculus

A boat is pulled in to a dock by a rope with one end attached to the front of the boat and the other end passing through a ring attached to the dock at a point 6 ft higher than the front of the boat. The rope is being pulled through the ring at the rate of 0.2 ft/sec. How fast...

### math/physics

A child is swinging at the end of a 3m rope. When the rope makes a 30 degree angle with the vertical, how high is she above her path's lowest point?

### physics

the force exerted on a rope pulling a wagon is 49 N. the rope is 35 degrees above the horizontal. find the force that pulls the wagon over the ground.

### Physics

The ends of a rope are tied to two hooks on a ceiling. A set of books weighing 36.0 N is tied and hung on the rope so that the segments of the rope make angles of 35 degrees and 50 degrees respectively with the horizontal. Compute for the tension on each segment of the rope.

### Physics

A trapeze artist of mass m swings on a rope of Length L. Initially, the trapeze artist is at rest and the rope makes an angle theta with the vertical. a) Find the tension in the rope when it is vertical. Why does your result for part a depend on L in the way it does? Use ...

### Physics

A tractor of mass 5.0*10^3kg is used to tow a car of mass 2.5*10^3kg.the tractor moved with a speed of 3.0m/s^1 just before the towing rope became taut.calculate:the speed of the tractor immediately the rope became taut, loose kinetic energy of the system just after the car ...

### physics

A 0.700-kg ball is on the end of a rope that is 0.90 m in length. The ball and rope are attached to a pole and the entire apparatus, including the pole, rotates about the pole's symmetry axis. The rope makes an angle of 70.0° with respect to the vertical as shown. What is the...

### physics

An adventurous archaeologist crosses between two rock cliffs by slowly going hand over hand along a rope stretched between the cliffs. He stops to rest at the middle of the rope. The rope will break if the tension in it exceeds 25000N, and our hero’s mass is 90kg. (a) If the...

### Physics

the coefficient of kinetic friction between both blocks and the table is .200. determine the accelerations of blocks A and B each of which has a mass of 5.0kg The diagram shows a table with two blocks labeled A and B on them. A is connected to a rope that goes over a pulley ...

### Physics

A person exerts a force of 90 N on a rope that pulls a sled across a very smooth surface. The rope is oriented 37∘ above the horizontal. The sled has a total mass of 40 kg . The sled starts at rest and moves for 10 m.

### physics

Wayne pulls a 305 N sled along a snowy path using a rope that makes a 45.0° angle with the ground. Wayne pulls with a force of 42.3 N. The sled moves 16 m in 3.0 s. What power does Wayne produce?

### physics

A man weighing 500 newtons sits in swing suspended with two ropes if each rope makes an angle of 30 degree with the vertical, what is the tension in each rope?

### Physics

A skier with a mass of 56 kg starts from rest and skis down an icy (frictionless) slope that has a length of 70 m at an angle of 32° with respect to the horizontal. At the bottom of the slope, the path levels out and becomes horizontal, the snow becomes less icy, and the ...

### Physics

A skier with a mass of 66.6 kg starts from rest and skis down an icy (frictionless) slope that has a length of 58.4 m at an angle of 29.8° with respect to the horizontal. At the bottom of the slope, the path levels out and becomes horizontal, the snow becomes less icy, and ...

### physics

In mid-nineteenth century England horses were often used to pull barges along canals. The horse, naturally, trudged along a path parallel to the canal and so the rope to the barge was at an angle to the motion of the barge. If such a horse was pulling with a force of 175 N at ...

### Physics

How much work does spike do when he pulls a 50 kg sled with a force of 200 N with a rope at an angle of 30 degrees above the horizontal, 20 m?

### science

How much work does spike do when he pulls a 50 kg sled with a force of 200 N with a rope at an angle of 30 degrees above the horizontal, 20 m?

### physics

A light rope is attached to a block with a mass of 6 kg that rests on a horizontal, frictionless surface. THe horizontal rope passes over a frictionless, massless pulley, and a block of mass m is suspended from the other end. When the blocks are released, the tension in the ...

### physical

A 70-kg man and a 50-kg woman are in a 60-kg boat when its motor fails. The man dives into the water with a horizontal speed of 3m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1m/s? If not, can the woman change the ...

### Physics

A 56kg student runs at 5m/s, grabs a hanging rope and swings out over a lake. He releases the rope when his velocity is zero. The length of the rope is 10m, what is the angle when he releases the rope? (The person swings from the centre to the right).

### Physics I for College

a rope that makes an angle of 30 degrees with the horizontal drags a crate along the floor. what must be the tension in the rope if a horizontal force of 40N is needed to drag the crate? please help me. i really didn't understand what my professor told me. he speak so fast. ...

### Physics

A boy pulls a sled with a force of 40 N on a rope 2.5 meters long. The end that he holds is 1.5 meters higher than the end attached to the sled. What is the magnitude of the horizontal component that acts to pull the sled forward? (First find the angle of the 40-N force)

### physics

A trapdoor on a stage has a mass of 20.8 kg and a width of 1.58 m (hinge side to handle side). The door can be treated as having uniform thickness and density. A small handle on the door is 1.41 m away from the hinge side. A rope is tied to the handle and used to raise the ...

### physics

Workers who wash windows or paint the outside of buildings use an interesting contraption known as a painter's lift. This consists of a harness that the worker wears suspended by a rope. The rope runs through a pulley mounted on the roof of the building and back down to hang ...

### Physics

Please Help! Two ropes hold a 500N weight. Rope A (left) with an angle of 60° and rope B (right) with an angle of 30° to the horizontal. Find the tension in both ropes.

### physics

Find the work done when a 20 kg sled is pulled across level ground by a rope that makes a 50 deg angle with the horizontal. The sled moves 40 m and the rope is pulled with 10 N of force. If the work done by friction is 240 J, what will happen to the Kinetic Energy of the sled?

### physical science

A 70-kg man and a 50-kg woman are in a 60-kg boat when its motor fails. The man dives into the water with a horizontal speed of 3m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1m/s? If not, can the woman change the ...

### Physical science

A 70-kg man and a 50-kg woman are in a 60-kg boat when its’ motor fails. The man dives into the water with a horizontal speed of 3 m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1 m/s? If not, can the woman change ...

### Physical science

A 70-kg man and a 50-kg woman are in a 60-kg boat when its motor fails. The man dives into the water with a horizontal speed of 3m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1m/s? If not, can the woman change the ...

### physics

You hold one end of a rope and pull horizontally with a force of 65N. Calculate the tension in the rope if the other end is tied to a wall and held by a friend who pulls with 65 N in the opposite direction. It's tied to a object on a smooth ice.

### physics

Workers who wash windows or paint the outside of buildings use an interesting contraption known as a painter's lift. This consists of a harness that the worker wears suspended by a rope. The rope runs through a pulley mounted on the roof of the building and back down to hang ...

### physics

Workers who wash windows or paint the outside of buildings use an interesting contraption known as a painter's lift. This consists of a harness that the worker wears suspended by a rope. The rope runs through a pulley mounted on the roof of the building and back down to hang ...

### Physics

The tightrope walker gets tired and decides to stop for a rest. During this rest period, she is in translational equilibrium. She stops at middle of the rope and finds that both sides of the rope make an angle of è = 10.00° with the horizontal. If the mass of the tightrope ...

### physics

a truck of mass 5000kg is used to tow a jeep of mass 2500kg, the truck moves with a speed of 3.0ms(power -1) just before the towing rope becomes taut,calculate the speed of the truck just before the towing rope became taut,loss of kinetic energy of the system just after the ...

### physics

A gymnast of mass 63.0 {\rm kg} hangs from a vertical rope attached to the ceiling. You can ignore the weight of the rope and assume that the rope does not stretch.Calculate the tension T in the rope if the gymnast climbs up the rope with an upward acceleration of magnitude 0....

### physics

A stunt man whose mass is 70 kg swings from the end of a 4.4 m long rope along the arc of a vertical circle. Assuming that he starts from rest when the rope is horizontal, find the tensions in the rope that are required to make him follow his circular path at each of the ...

### Physics

Your daredevil friends attach a rope to a 140kg sled that rests on a frictionless icy surface. The rope extends horizontaly to a smooth dead tree trunk lying at the edge of a cliff. Another person attaches a 30kg rock at the end of the rope after it passes over the tree trunk ...

### calculus

A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1 m higher than the bow of the boat. If the rope is pulled in at a rate of 1 m/s, how fast is the boat approaching the dock when it is 7 m from the dock? (...

### physics

a wagon is being pulled by a rope that makes at 25o angel with the ground . thee person is pulling with a force of 103N along the rope . determine the horizontal and vertical components of the vector

### Calculus Practice Problems

A boat is pulled into a dock by a rope attached to the bow (front end) of the boat and passing through a pulley on the dock that is 4 m higher than the bow of the boat. If the rope is pulled in at a rate of 3 m/s, at what speed is the boat approaching the dock when it is 8 m ...

### ap Physics

AP PROBLEM CHILD ON A SWING AN ADULT EXERTS A HORIZONTAL FORCE ON A SWING THAT IS SUSPENDED BY A ROPE OF LENGTH L, HOLDING IT AN AN ANGLE q WITH THE VERTICAL. THE CHILD IN THE WING HAS WEIGHT W AND DIMENSIONS THAT ARE NEGLIGIBLE COMPARED TO L. THE WEIGHTS OF THE ROPE AND OF ...

### physics

In preparation for a demonstration on conservation of energy, a professor attaches a 7.2-kg bowling ball to a 3.4-m-long rope. He pulls the ball 23° away from the vertical and holds the ball while he discusses the physics principles involved. Assume that the force he exerts ...

### Physics

A 50 kg crate is initially at rest on a plane inclined at an angle of 30 degrees to the horizontal. A man then pulls the crate up the incline via a rope that is parallel to the inclined plane. The tension that the man imparts to the rope is 100 N, and the coefficient of ...

### Physics

A construction worker attempts to pull a stake out of the ground by pulling on a rope that is attached to the stake and makes an angle of 60.0 degrees with the horizontal. Then worker exerts a force of 125 newtons on the rope. What is the magnitude of the upward component of ...

### Physics

A 190-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope. What constant force would have to be exerted on the rope to bring the merry-go-round from rest to ...

### PHYSICS

A 190-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope. What constant force would have to be exerted on the rope to bring the merry-go-round from rest to ...

### Physics

A 190-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope. What constant force would have to be exerted on the rope to bring the merry-go-round from rest to ...

### calculus

A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1 m higher than the bow of the boat. If the rope is pulled in at a rate of 1 m/s, how fast is the boat approaching the dock when it is 9 m from the dock? I ...

### Science Physics

A rope exerts a 274N force on an 80kg skier up along a hill inclined 12 degrees. A frictional force of 100N opposed the motion. If the skier starts from rest, what is her speed after travelling 100m?