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July 29, 2014

Search: 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.

Number of results: 30,228

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 ...
January 17, 2013 by Anonymous

college physics
A 565 N mountain climber moves across a rope strung across a canyon. When she is more than halfway across, she notices the rope makes a 10.0 degree angle (from horizontal) behind her and a 25.0 degree angle (from horizontal) ahead of her. What are the tensions in the rope in ...
July 30, 2012 by Chris

Physics
A 565 N mountain climber moves across a rope strung across a canyon. When she is more than halfway across, she notices the rope makes a 10 degree angle (from horizontal) behind her and a 25 degree angle (from horizontal) ahead of her. What are the tensions in the rope in front...
July 24, 2012 by Chad

physics
On a pleasure cruise a boat is traveling relative to the water at a speed of 4.8 m/s due south. Relative to the boat, a passenger walks toward the back of the boat at a speed of 1.3 m/s. (a) What is the magnitude and direction of the passenger's velocity relative to the water...
September 18, 2012 by manny

physics
A rope is used to pull a 2.54 kg block at constant speed 4.48 m along a horizontal floor. The force on the block from the rope is 5.87 N and directed 29.8° above the horizontal. What are (a) the work done by the rope's force, (b) the increase in thermal energy of the block-...
November 2, 2011 by Keelia

Physics
A rope is used to pull a 5.19 kg block at constant speed 3.38 m along a horizontal floor. The force on the block from the rope is 3.23 N and directed 20.0° above the horizontal. What are (a) the work done by the rope's force, (b) the increase in thermal energy of the block-...
March 10, 2014 by Riley

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. just as the officials' boat pulls up next to the spy's boat both boats reach the edge of a 5.0meter waterfall. If the spies speed is 15m/s and the officials' speed is 26 m/s, how far ...
November 6, 2010 by luke

Physics
One boat tows another boat by means of a tow line, which is under a constant tension of 495 N. The boats move at a constant speed of 4.75 m/s. How much work is done by the tension in 1.10 min? Not sure how to apply the work-energy theorem. I assume velocity needs to be ...
October 3, 2011 by Help

college physics
A rope is used to pull a 3.57 kg block at constant speed 5.10 m along a horizontal floor. The force on the block from the rope is 6.82 N and is directed 15° above the horizontal. (a)What is the work done by the rope's force? (b) What is the increase in the thermal energy of ...
March 7, 2010 by help!

Physics
To hoist himself into a tree, a 71.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with a force of 367 N. Neglect any friction between the rope and the branch, and ...
September 17, 2007 by James

Physics
To hoist himself into a tree, a 66.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with a force of 366 N. Neglect any friction between the rope and the branch, and ...
September 29, 2010 by Xavier

physics
To hoist himself into a tree, a 66.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with a force of 366 N. Neglect any friction between the rope and the branch, and ...
September 30, 2010 by zay

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both reach the edge of a 7.7 m waterfall. If the spy's speed is 19 m/s and the officials' speed is 29 m/s, how far apart ...
October 4, 2011 by faviola

Physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both reach the edge of a 7.5 m waterfall. If the spy's speed is 19 m/s and the officials' speed is 24 m/s, how far apart ...
October 11, 2011 by Emily

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both reach the edge of a 4.2 m waterfall. If the spy's speed is 20 m/s and the officials' speed is 24 m/s, how far apart ...
December 13, 2012 by Anonymous

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both reach the edge of a 4.2 m waterfall. If the spy's speed is 20 m/s and the officials' speed is 24 m/s, how far apart ...
January 1, 2013 by Anonymous

physics
A 1000 kg boat is traveling at 90 km/h when its engine is shut off. The magnitude of the kinetic frictional force f_k between the boat and water is proportional to the speed v of the boat: f_k = 70v, where v is in meters per second and f_k is in newtons. Find the time required...
August 30, 2010 by Kelsey

physics
A tractor of mass 5000kg is used to tow a car of mass 2500kg.The tractor moved with a speed of 3meter per secound.Just before the towing rope cuts,calculate (a)the speed of the tractor immediately the rope cuts
February 12, 2012 by Fatimah

physics
2. A heavy box is pulled across a wooden floor with a rope. The rope forms an angle of 60.0°with the floor. A tension of 80.0° N maintained on the rope. What are the horizontal and vertical components of the force?
December 15, 2010 by Anonymous

science
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 5.3 m waterfall. The spy’s speed is 16 m/s and the officials’ speed is 26 m/s. How far ...
October 11, 2012 by Anonymous

Physics
A power boat of mass 495 kg is cruising at a constant speed of 8.9 m/s. The propeller provides a drive force of 780 N. The driver of the boat shuts off the engine, and the boat coasts to a halt. Assume-contrary to fact-that the resistive force due to the water is constant, ...
February 25, 2008 by John

Physics
A power boat of mass 460 kg is cruising at a constant speed of 8.9 m/s. The propeller provides a drive force of 765 N. The driver of the boat shuts off the engine, and the boat coasts to a halt. Assume-contrary to fact-that the resistive force due to the water is constant, ...
February 25, 2008 by Peter

physics
A power boat of mass 465 kg is cruising at a constant speed of 8.9 m/s. The propeller provides a drive force of 765 N. The driver of the boat shuts off the engine, and the boat coasts to a halt. Assume-contrary to fact-that the resistive force due to the water is constant, ...
October 23, 2010 by Xavier

math
A farmer's tractor has gotten stuck in a muddy pasture. To try to free the tractor, the farmer ties a rope to a tree and the front of her tractor, then pulls sideways in the middle of the rope with a force of F = 510 N. Angles of θ = 5 degrees are formed as shown. Find ...
December 6, 2013 by nick

Physics
Massless ropes A, B, C are connected together as shown and support a mass of 100 kg. Rope A is horizontal and ties to the wall, rope b is tied to the ceiling and rope c is vertical. What are the tensions in the ropes.
November 12, 2013 by Robin

physics
A boat crosses a river, which is 60 meters wide in 15 seconds. Upon crossing, the boat, which had headed straight across the river, ended up 20 meters downstream. A). What was the speed of the boat in still water? B). At what speed does the river flow? C). At what angle should...
September 27, 2009 by Dreskillz89

applied math
A boat is located at a random location uniformly distributed inside of the circular pool of radius 1 mile. The boat is tied by a rope to a pole located directly at the center of the pool. A bird lands on the rope at the uniformly random location. If X is the distance between ...
May 3, 2013 by hsuan

math prob
A boat is located at a random location uniformly distributed inside of the circular pool of radius 1 mile. The boat is tied by a rope to a pole located directly at the center of the pool. A bird lands on the rope at the uniformly random location. If X is the distance between ...
May 4, 2013 by hsuan

10th grade
A sledge loaded with bricks has a total mass of 18.0 kg nd is plled at constant speed of a rope incllined at 20 degres above the horizontal. The sledge moves a distance of 20.0 m on a horizontal surface. the coefficient of kinetic friction between the sledge and surface is 0....
November 27, 2010 by dom

science
A 50 kg skier is pulled up a frictionless ski slope that makes an angle of 8 degrees with the horizontal by holding onto a tow rope that moves parallel to the slope. Determine the magnitude of the force of the rope on the skier at an instant when a) the rope is moving with a ...
November 12, 2006 by Ren

physics
A 3 lb bucket containing 40 lb of water is hanging at the end of a 20 ft rope that weighs 4 oz/ft. The other end of the rope is attached to a pulley. How much work is required to wind the length of rope into the pulley, assuming that the rope is wound onto the pulley at a rate...
September 21, 2012 by Anonymous

physics
a rope can withstand 300N of force before snapping. assume that a 4 kg object is attached to the rope and is being spun in a horizontal circle with a .5 m radius. Find the velocity of the object when the rope breaks.
January 5, 2009 by john marsh

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 ...
January 30, 2012 by Thank-God

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 5.3 m waterfall. The spy’s speed is 15 m/s and the officials’ speed is 24 m/s
May 1, 2012 by Anonymous

Physics
A boat is being towed through a canal by means of ropes which make a 45 degree angle to each other. If a force of 75N is applied to the rope, what is the resultant force pulling the boat forward?
November 3, 2013 by Christina

Physics GO! (82)
To hoist himself into a tree, a 72.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with a force of 365 N. Neglect any friction between the rope and the branch, and ...
February 7, 2011 by Tiffany

Math
A boat must be moored 25 feet away from a dock. The boat will be 10 feet below the level of the dock at low tide. What is the minimum length of rope needed to go from the boat to the dock at low tide?
April 16, 2014 by Anonymous

physics
A horizontal force of 804 N is needed to drag a crate across a horizontal floor with a constant speed. You drag the crate using a rope held at an angle of 32° (from the horizontal). (a) What force do you exert on the rope? 1 N (b) How much work do you do on the crate if you ...
December 12, 2011 by Anonymous

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both boats reach the edge of a 4.8 m waterfall. The spy's speed is 16 m/s and the officials; speed is 26 m/s. How far ...
November 1, 2011 by Julia

physics homework 8!
To hoist himself into a tree, a 72.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with a force of 365 N. Neglect any friction between the rope and the branch, and ...
February 8, 2011 by Nerdy Nancy

Physics
A student decides to move a box of books into her dormitory room by pulling on a rope attached to the box. She pulls with a force of 100.0 N at an angle of 25.0° above the horizontal. The box has a mass of 25.0 kg, and the coefficient of kinetic friction between box and floor ...
September 22, 2008 by Jenny

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 5.2 m waterfall. The spy’s speed is 15 m/s and the officials’ speed is 25 m/s. How far ...
November 1, 2011 by kelly

Physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 5.4 m waterfall. The spy’s speed is 14 m/s and the officials’ speed is 25 m/s. How far ...
November 4, 2011 by Marie

Physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 4.6 m waterfall. The spy’s speed is 15 m/s and the officials’ speed is 24 m/s. How far ...
November 21, 2011 by Caitlyn

physics
A painter of mass 90.0 kg stands on a platform of mass 50.0 kg and pulls on two ropes which hang over pulleys, as shown. He pulls each rope with a force of 600.0 N. Assuming a coordinate system where +y is up, calculate the y-component of the acceleration ay. ay can either be ...
September 28, 2012 by shyne

Physics
A 200 kg wooden crate is dragged at a constant speed by a rope through a distance of 4 m along a wooden floor . The coefficient of sliding friction is .2 . If the work done is 1568 j , and the rope is horizontal, calculate the tension in the rope
March 1, 2012 by Lorna

Physics
A 200 kg wooden crate is dragged at a constant speed by a rope through a distance of 4 m along a wooden floor . The coefficient of sliding friction is .2 . If the work done is 1568 j , and the rope is horizontal, calculate the tension in the rope
March 1, 2012 by Lorna

Physics
A 200 kg wooden crate is dragged at a constant speed by a rope through a distance of 4 m along a wooden floor . The coefficient of sliding friction is .2 . If the work done is 1568 j , and the rope is horizontal, calculate the tension in the rope
March 1, 2012 by Lorna

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.
November 14, 2013 by James

DrBob222 physics
A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 27.2 ° with respect to the horizontal. The force applied to the skier by the tow bar is parallel to the slope. The skier's mass is 53.7 kg, and the coefficient of kinetic friction ...
February 19, 2007 by Susu

Physics
A 59-kg housepainter stands on a 16-kg aluminum platform. The platform is attached to a rope that passes through an overhead pulley, which allows the painter to raise herself and the platform. (Ignore the mass of the pulley and any friction in the pulley.) (a) With what force ...
October 4, 2012 by Madi

physics
a man pulls a log of mass 45 kg along level ground by means of a rope at constant speed. If the applied force is at an angle of 30 degrees to the horizontal and the force of friction is 36N find the work done by him pulling the log through a distance of 10m
May 12, 2013 by maham

physics
A crow sits on a clothesline midway between two poles as shown. Each end of the rope makes an angle of θ = 16° below the horizontal where it connects to the pole. If the combined weight of the crow and the rope is 8.4 N, what is the tension in the rope?
February 14, 2011 by nate

physics
A crow sits on a clothesline midway between two poles as shown. Each end of the rope makes an angle of θ = 21° below the horizontal where it connects to the pole. If the combined weight of the crow and the rope is 8.3 N, what is the tension in the rope?
February 17, 2011 by mayrel

physics
A boat is traveling upstream in the positive direction of an x axis at 14 km/h with respect to the water of a river. The water is flowing at 9.0 km/h with respect to the ground (parallel to the boat). What are the (a) magnitude and (b) direction of the boat’s velocity with ...
February 9, 2010 by hannah

physic
Hi! I try already but, the answer is wrong could you help me to fix it out. A sledge loaded with bricks has a total mass of 17.8 kg and is pulled at constant speed by a rope inclined at 20.8° above the horizontal. The sledge moves a distance of 20.6 m on a horizontal surface. ...
October 27, 2009 by Chan

Physics URGENT!!!
A sled loaded with bricks has a total mass of 18.0 kg and is pulled at constant speed by a rope inclined at 40.0o above the horizontal. The sledge moves a distance of 16.0 m on a horizontal surface. The coefficient of kinetic friction between the sledge and surface is 0.510...
October 5, 2012 by Megan

Physics URGENT!!!
A sled loaded with bricks has a total mass of 18.0 kg and is pulled at constant speed by a rope inclined at 40.0o above the horizontal. The sledge moves a distance of 16.0 m on a horizontal surface. The coefficient of kinetic friction between the sledge and surface is 0.510...
October 8, 2012 by Anonymous

physics
Two dogs are fighting over a stuffed animal. One pulls to the right with a force of 88 N at 18° above the horizontal. The other pulls down and to the left with a force of 74 N at 12° below the horizontal. Ignoring the weight of the toy, if the total work on the animal ...
February 23, 2012 by tommy

physics
The cart of mass 10 kg shown above moves without frictional loss on a level table. A 30 N force pulls on the cart horizontally to the right. At the same time, a 10 N force at an angle of 60° above the horizontal pulls on the cart to the left. What is the magnitude of the ...
February 4, 2014 by ashley

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.
October 22, 2013 by saffat

physic
Please help me I have no idea how to do this problem at all. Question:A sledge loaded with bricks has a total mass of 17.8 kg and is pulled at constant speed by a rope inclined at 20.8° above the horizontal. The sledge moves a distance of 20.6 m on a horizontal surface. The ...
October 24, 2009 by Chan

physics (SAT 2)
A horse is pulling a canal boat at 12 degrees to the rope. Tension of the rope it 1150 newtons. The canal is moving at a steady speed. Calculate the resistive forces opposing the boats forward motion.
September 27, 2010 by Char

Physics- Elena please help!
A sled loaded with bricks has a total mass of 18.0 kg and is pulled at constant speed by a rope inclined at 40.0o above the horizontal. The sledge moves a distance of 16.0 m on a horizontal surface. The coefficient of kinetic friction between the sledge and surface is 0.510...
October 8, 2012 by Anonymous

Physics- Elena please help!
A sled loaded with bricks has a total mass of 18.0 kg and is pulled at constant speed by a rope inclined at 40.0o above the horizontal. The sledge moves a distance of 16.0 m on a horizontal surface. The coefficient of kinetic friction between the sledge and surface is 0.510...
October 10, 2012 by Anonymous

phy
A boat can travel 2.60 m/s in still water.If the boat points its prow directly across a stream whose current is 1.10 m/s, what is the velocity (magnitude and direction) of the boat relative to the shore? What will be the position of the boat, relative to its point of origin, ...
September 5, 2010 by ami

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 ...
January 3, 2011 by Anonymous

physics
A girl is skipping stones across a lake. One of the stones accidentally ricochets off a toy boat that is initially at rest in the water (see the drawing below). The 0.058-kg stone strikes the boat at a velocity of 15 m/s, 15° below due east, and ricochets off at a velocity of ...
November 4, 2013 by Donna

physics
A boat moves through the water with two forces acting on it. One is a 2.32×10^3 N forward push by the motor, and the other is a1.79×10^3 N resistive force due to the water.What is the acceleration of the 1279.5 kg boat?
December 17, 2010 by john

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 ...
November 16, 2006 by Christina

Physics
A girl is skipping stones across a lake. One of the stones accidentally ricochets off a toy boat that is initially at rest in the water (see the drawing below). The 0.094-kg stone strikes the boat at a velocity of 14 m/s, 15° below due east, and ricochets off at a velocity of ...
October 22, 2012 by Elizabeth

Physics
A boy pulls a sled with a force of 40N 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?
September 12, 2007 by Katie

physics
A rescue worker pulls an injured skier lying on a toboggan (with a combined mass of 127 kg) across flat snow at a constant speed. A 2.53 m rope is attached to the toboggan at ground level, and the rescuer holds the rope taut at shoulder level. If the rescuer's shoulders are 1....
April 9, 2014 by kdv

algebra
A boat traveling on the Snake River travels 24 miles upstream in 3 hours. The return trip takes the boat only 2 hours. Find the rate of the boat in still water.
November 9, 2010 by Anonymous

physics
A boat’s speed in still water is vBW = 1.85 m/s. If the boat is to travel directly across a river whose current has speed vWS = 1.20 m/s, at what upstream angle must the boat head?
November 15, 2011 by ahmed

Physics
A 1250 kg boat is traveling at 90 km/h when its engine is shut off. The magnitude of the frictional force fk between boat and water is proportional to the speed v of the boat. Thus, fk = 80v, where v is in meters per second and fk (the magnitude of the frictional force) is in ...
February 20, 2013 by Rachel

Physics
A 1250 kg boat is traveling at 90 km/h when its engine is shut off. The magnitude of the frictional force fk between boat and water is proportional to the speed v of the boat. Thus, fk = 80v, where v is in meters per second and fk (the magnitude of the frictional force) is in ...
February 19, 2013 by Rachel

Physics
A 1250 kg boat is traveling at 90 km/h when its engine is shut off. The magnitude of the frictional force fk between boat and water is proportional to the speed v of the boat. Thus, fk = 80v, where v is in meters per second and fk (the magnitude of the frictional force) is in ...
February 19, 2013 by Rachel

PHYSICS CAN ANYONE HELPPPP PLEASE
A crow sits on a clothesline midway between two poles as shown. Each end of the rope makes an angle of θ = 28° below the horizontal where it connects to the pole. If the combined weight of the crow and the rope is 11.1 N, what is the tension in the rope?
February 12, 2012 by Anonymous

physics
A horse pulls a barge down a canal. The horse pulls on the rope with a force of 7900 N at an angle of 18 degrees to the direction of motion of the barge, which is heading straigt along the canal. The mass of the barge is 9500kg and its acceleration is .12m/s^2. What are the a...
November 13, 2006 by Chris

physics
can you help me through this? A boat moves through a river at 7.0 m/s relative to the water, regardless of the boat's direction. If the water in the river is flowing at 3.5 m/s, how long does it take the boat to make a round trip consisting of a 250 m displacement downstream ...
November 7, 2010 by Maria

physics
A power boat of mass 460 kg is cruising at a constant speed of 8.9 m/s. The propeller provides a drive force of 765 N. The driver of the boat shuts off the engine, and the boat coasts to a halt. Assume -- contrary to fact -- that the resistive force due to the water is ...
October 2, 2009 by kp

Physics
A person pulls a toboggan for a distance of 37.2 m along the snow with a rope directed 25.4° above the snow. The tension in the rope is 84.1 N. How much work is done on the toboggan by the tension force?
April 30, 2010 by Fallon

physics
A person pulls a toboggan for a distance of 30.0 m along the snow with a rope directed 20.0° above the snow. The tension in the rope is 85.0 N. (a) How much work is done on the toboggan by the tension force?
December 4, 2010 by Anonymous

Please Helppp Quickly PHYSICSSSS
A crow sits on a clothesline midway between two poles as shown. Each end of the rope makes an angle of θ = 28° below the horizontal where it connects to the pole. If the combined weight of the crow and the rope is 11.1 N, what is the tension in the rope?
February 12, 2012 by Anonymous

Physicis
Given: Two teams of children are well-matched, and they pull on the rope with exactly the same force. They have placed a 65n weight at the center of the rope. The teams first pull with 750n of force each, then in an heroic effort to straighten the rope, pull with 1500n of ...
February 15, 2009 by Joshua

Physics
An airline pilot pulls her 12.0 kg rollaboard suitcase along the ground with a force of 25.0 N for 10.0 meters. The handle she pulls on makes an angle of 44.0 degrees with the horizontal. How much work does she do over the ten-meter distance?
March 14, 2011 by Ryan

physics
Two skaters with masses of 66kg and 47kg , respectively, stand 5.5m apart, each holding one end of a piece of rope. Part A If they pull themselves along the rope until they meet, how far does each skater travel? (Neglect friction.) Part B If only the 47kg skater pulls along ...
March 3, 2014 by bety

physics
on an exam i had to day this was the question:A painter of mass 50.0 kg stands on a platform of mass 40.0 kg and pulls on two ropes which hang over pulleys, as shown. He pulls each rope with a force of 400.0 N. Assuming a coordinate system where +y is up, calculate the y-...
January 28, 2012 by Sally

physics
You are riding in a boat whose speed relative to the water is 4.7 m/s. The boat points at an angle of 24.4° upstream on a river flowing at 13.1 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 25.9 m wide.
September 10, 2012 by Anonymous

physics
You are riding in a boat whose speed relative to the water is 4.7 m/s. The boat points at an angle of 24.4° upstream on a river flowing at 13.1 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 25.9 m wide.
September 10, 2012 by Anonymous

physics
You are riding in a boat whose speed relative to the water is 6.9 m/s. The boat points at an angle of 25.0° upstream on a river flowing at 15.1 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 26.5 m wide.
August 1, 2013 by LouLou

physics
You are riding in a boat whose speed relative to the water is 4.5 m/s. The boat points at an angle of 25.1ˇă upstream on a river flowing at 12.8 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 26.2 m wide.
October 7, 2013 by regina

physics
A monkey of mass m climbs a rope slung over a light frictionless pulley.The opposite end of the rope is tied to a block of Mass M lying on a smooth horizontal plane.Find the acceleration of the block and tension in the rope in the following cases 1)the monkey moves up with an ...
June 15, 2013 by raven

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 5.3 m waterfall. The spy’s speed is 15 m/s and the officials’ speed is 24 m/...
May 1, 2012 by Anonymous

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials’ boat pulls up next to the spy’s boat, both boats reach the edge of a 5.1 m waterfall. The spy’s speed is 17 m/s and the officials’ speed is 26 m/...
October 15, 2012 by Anonymous

Physics 114
You are riding in a boat whose speed relative to the water is 7.2 m/s. The boat points at an angle of 25.7° upstream on a river flowing at 14.1 m/s. Find the time it takes for the boat to reach the opposite shore if the river is 24.5 m wide.
October 15, 2011 by Anmol

physics
A sled loaded with bricks has a total mass of 18.0 kg and is pulled at constant speed by a rope inclined at 30.0o above the horizontal. The sledge moves a distance of 16.0 m on a horizontal surface. The coefficient of kinetic friction between the sledge and surface is 0.260...
October 10, 2012 by Anonymous

Physics
A 60.9 kg climber is using a rope to cross between two peaks of a mountain as shown in the figure below. He pauses to rest near the right peak. Assume that the right side rope and the left side rope make angles of 26.7° and 14.33° with respect to the horizontal respectively. ...
October 15, 2013 by Sinisa

Physics
A 9000 Kiogram boat floats in a lake. If half of the boat is submerged, which of the following is true: 1. The boat is less dense than the water in the lake. 2. The buoyant force is less than half the weight of the boat. 3. The buoyant force is greater than the total weight of...
February 18, 2012 by GRISSELL

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