Friday

August 1, 2014

August 1, 2014

Number of results: 26,657

**Physics**

A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 24.0° 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 60.0 kg, and the coefficient of kinetic friction between...
*February 3, 2011 by Lauren*

**physics**

A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 25.9° 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 55.3 kg, and the coefficient of kinetic friction between...
*January 28, 2012 by rachel *

**physics **

A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 25.9° 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 55.3 kg, and the coefficient of kinetic friction between...
*January 30, 2012 by Amanda *

**physics**

A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 25.9° 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 55.3 kg, and the coefficient of kinetic friction between...
*January 30, 2012 by Marlee *

**physics**

A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 22.2° 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 56.0 kg, and the coefficient of kinetic friction between...
*September 28, 2012 by shyne*

**College Physics**

A skier is pulled up a slope at a constant velocity by a tow bar. The slope is inclined at 28.2 ° 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 46.7 kg, and the coefficient of kinetic friction ...
*March 15, 2012 by Angela*

**ap physics**

A skier of mass 70.5 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 60 m up a 38° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?
*March 14, 2010 by shanster*

**physics**

A skier of mass 75.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 60.0 m up a 35° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?
*October 19, 2010 by ed*

**physics**

A skier of mass 65.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 57.0 m up a 35° slope (assumed to be frictionless) at a constant speed of 2.0 m/s? J
*January 5, 2011 by Anonymous*

**Physics**

A skier of mass 73.5 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 58 m up a 32° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?
*April 11, 2011 by Elizabeth*

**Physics**

A skier of mass 74.5 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 55 m up a 31° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?
*October 14, 2012 by Angela*

**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 skier of mass 71.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 62.2 m up a 37.0 slope (assumed to be fric- tionless) at a constant speed of 2.0 m/s? The acceleration of gravity is 9.81 m/s2 .
*January 9, 2012 by Aly*

**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 85-kg snow skier is being pulled up a 17 ° slope by a steel (Young's modulus 2.0 x 1011 N/m2) cable. The cable has a cross-section area of 7.4 x 10-5 m2. The cable applies a force to the skier, and, in doing so, the cable stretches by 2.6 x 10-4 m. A frictional force of ...
*March 27, 2013 by Anon*

**Physics**

A 61-kg snow skier is being pulled up a 14 ° slope by a steel (Young's modulus 2.0 x 1011 N/m2) cable. The cable has a cross-section area of 7.0 x 10-5 m2. The cable applies a force to the skier, and, in doing so, the cable stretches by 2.1 x 10-4 m. A frictional force of ...
*November 23, 2013 by Samantha*

**Physics. PLEASE HELP!!**

A skier of mass 71 kg is pulled up a slope by a motor-driven cable. The acceleration of gravity is 9.8 m/s2. How much work is required to pull him 64.6 m up a 33.8 slope (assumed to be frictionless) at a constant speed of 2.53 m/s? Answer in units of kJ
*March 26, 2012 by Ashley*

**physics**

A 35-kg skier skis directly down a frictionless slope angled at 11° 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 (in N) if the magnitude of the skier's velocity is...
*February 8, 2007 by **chocolatekisses*

**physics**

A skier of mass 72 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 65 m up a 30° slope (assumed frictionless) at a constant speed of 2.7 m/s? (b) What power must a motor have to perform this task?
*March 20, 2011 by Allie*

**physics**

A skier of mass 74 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 90 m up a 30° slope (assumed frictionless) at a constant speed of 3.0 m/s? J (b) What power (expressed in hp) must a motor have to perform this task? hp
*October 12, 2012 by monic*

**Physics**

skier of mass 79 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 80 m up a 30° slope (assumed frictionless) at a constant speed of 3.4 m/s? 1 J (b) What power (expressed in hp) must a motor have to perform this task?
*February 26, 2014 by Muriel*

**physics**

A skier is pulled by a tow rope up a frictionless ski slope that makes an angle of 12 degrees with the horizontal. The rope moves parallel to the slope with a constant speed of 1.0 m/s. The force of the rope does 880 J of work on the skier as the skier moves a distance of 7.0 ...
*November 15, 2011 by Anonymous*

**physics**

A skier of mass 54.6 kg comes down a slope of constant angle 21◦ with the horizontal. The acceleration of gravity is 9.8 m/s2 . What is the force on the skier parallel to the slope? Answer in units of N
*January 10, 2012 by Connor*

**physics**

A skier of mass 54.6 kg comes down a slope of constant angle 21◦ with the horizontal. The acceleration of gravity is 9.8 m/s2 . What is the force on the skier parallel to the slope? Answer in units of N
*January 10, 2012 by Connor*

**physics**

A skier of mass 54.6 kg comes down a slope of constant angle 21◦ with the horizontal. The acceleration of gravity is 9.8 m/s2 . What is the force on the skier parallel to the slope? Answer in units of N
*January 10, 2012 by Connor*

**physics**

A skier of mass 40.6 kg comes down a slope of constant angle 30◦ with the horizontal. What is the force on the skier parallel to the slope? Neglect friction. The acceleration of gravity is 9.8 m/s 2
*October 16, 2013 by ZAIMAH*

**Physics**

A skier of mass 70 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 60m up a 30 degree slope (assumed frictionless) at a constant speed of 2.0 m/s? (b) What power must a motor have to perform this task?
*October 7, 2007 by Kelly*

**Physics**

A skier of mass 76 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 40 m up a 30° slope (assumed frictionless) at a constant speed of 2.5 m/s? J I know that the answer to the first problem is 14896Joules, but I do not know how to ...
*March 10, 2010 by Kelsey*

**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 ...
*September 22, 2010 by John*

**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 skier...
*March 3, 2010 by Larry*

**Science**

A skier of mass 75 kg accelerates from rest down the slope as shown in the diagram (It's a triangle with a height of 300 m, length of 400 m, and the hypotenuse is 500 m; The skier is on the hypotenuse. At the bottom of the slope, he is travelling at 40 m/s. What is the average...
*December 17, 2012 by John*

**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 skier...
*February 16, 2012 by Michelle*

**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) ...
*October 19, 2008 by jane*

**Physics**

A skier of mass 59.5 kg comes down a slope of constant angle 1◦ with the horizontal. The acceleration of gravity is 9.8 m/s^2 i. What is the force on the skier parallel to the slope? Answer in units of N. ii. What force normal to the slope is exerted by the skis? Answer ...
*February 21, 2014 by mallak*

**Physics**

A ski slope drops at an angle of 24 degrees with respect to the horizontal and is 500 m long. A 60 kg skier skis down from the top to the bottom of the slope. A.) Determine the change in gravitational potential energy of the skier+earth system. b.) If 20% of the gravitation ...
*November 12, 2012 by Iza*

**physics**

A ski slope drops at an angle of 24 degrees with respect to the horizontal and is 500 m long. A 60 kg skier skis down from the top to the bottom of the slope. A.) Determine the change in gravitational potential energy of the skier+earth system. b.) If 20% of the gravitation ...
*July 14, 2014 by bibs*

**college physics**

a water skier is being pulled by a tow rope attached to a boat. as the driver pushes the throttle forward,the skier accelerates. a 70.3kg water skier has an initial speed of 6.10m\s. determine the work done by the net external force acting on the skier.
*May 6, 2013 by jaret*

**Physics**

A skier of weight 700N is pulled at constant speed up a smooth slope, of inclination 15 degrees, by a force of magnitude P N acting at 25 degrees upwards from the slope. Find the value of P.
*October 5, 2010 by Laura*

**Physics**

A skier of weight 700N is pulled at constant speed up a smooth slope, of inclination 15 degrees, by a force of magnitude P N acting at 25 degrees upwards from the slope. Find the value of P.
*October 5, 2010 by Laura*

**Physics**

A water-skier is being pulled by a tow rope attached to a boat. As the driver pushes the throttle forward, the skier accelerates. A 73.0-kg water-skier has an initial speed of 7.1 m/s. Later, the speed increases to 10.9 m/s. Determine the work done by the net external force ...
*February 27, 2012 by Candy*

**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 skier coasts down a very smooth 10-m high slope. if the speed of the skier on the slope is 5.0-m/s what is his speed at the bottom of the slope?
*January 26, 2008 by melissa*

**Physics**

A water-skier is being pulled by a tow rope attached to a boat. As the driver pushes the throttle forward, the skier accelerates. A 63.6-kg water-skier has an initial speed of 5.3 m/s. Later, the speed increases to 10.8 m/s. Determine the work done by the net external force ...
*November 8, 2011 by Gabby*

**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 the...
*September 27, 2012 by Rebecca*

**physics 20**

DYNAMICS: a skier starts at the top of a 30m hill ta an anle of 20 degrees. the skier goes straight down the firctionless slope. How long will it take the skier to get to the bottom?
*April 6, 2011 by Ty*

**physics 20**

DYNAMICS: a skier starts at the top of a 30m hill ta an anle of 20 degrees. the skier goes straight down the firctionless slope. How long will it take the skier to get to the bottom?
*April 6, 2011 by peter*

**Physics(Please respond)**

A water-skier is being pulled by a tow rope attached to a boat. As the driver pushes the throttle forward, the skier accelerates. A 83.9-kg water-skier has an initial speed of 6.3 m/s. Later, the speed increases to 10.1 m/s. Determine the work done by the net external force ...
*June 3, 2012 by Hannah*

**Physics**

A skier squats low and races down a 14 degree ski slope. During a 5 s interval, the skier accelerates at 4.2 m/s2. What is the horizontal component of the skier’s acceleration (perpendicular to the direction of free fall)?
*November 25, 2012 by Anonymous*

**physics**

A 40 kg skier comes directly down a frictionless ski slope that is inclined at an angle of 10 degrees with the horizontal while a strong wind blows parallel to teh slope. Determine the magnitude and diercection of the force of the wind on the skier id a) magnitude of the skier...
*November 25, 2006 by Dee*

**Physics**

A 74 kg skier is pulled 50 meters up a 30 degree incline. How much work is required to pull the skier up?
*October 7, 2007 by Marisa*

**physics**

A skier squats low and races down an 11◦ ski slope. During a 3 s interval, the skier accelerates at 2.7 m/s^2 . What is the horizontal component of the skier’s acceleration (perpendicular to the direction of free fall)? Answer in units of m/s^2.
*October 8, 2012 by Sarah*

**physics**

A 40 kg skier comes directly down a frictionless ski slope that is inclined at an angle of 10 degrees with the horizontal while a strong wind blows parallel to teh slope. Determine the magnitude and diercection of teh force of the wind on the skier id a) magnitude od the skier...
*November 21, 2006 by Bri*

**Physics**

A 50kg skier starts from rest from the top of a 100m slope. What is the speed of hte skier on reaching the bottom of the slope? Neglect friction. would i do this: =PE + KE =mgh +1/2mv^2 =50(10)(100) + 1/2 (50)v^2 =50000 +25v^2 =2000 =v^2 44.7m/s =v Is this correct? Thank in ...
*October 16, 2007 by Andrea*

**physics**

A 64.2-kg skier coasts up a snow-covered hill that makes an angle of 23.8° with the horizontal. The initial speed of the skier is 7.18 m/s. After coasting 1.96 m up the slope, the skier has a speed of 3.13 m/s. Calculate the work done by the kinetic frictional force that acts ...
*November 26, 2011 by dave*

**Physics**

A skier of mass 79.1 kg, starting from rest, slides down a slope at an angle q of 38 with the horizontal. The coefficient of kinetic friction, m, is 0.09. What is the net work (the net gain in kinetic energy) done on the skier in the first 8.9 s of descent?
*October 19, 2012 by Brianna*

**Physics**

A 52 kg skier is at the top of a slope, as in the figure. At the initial point A, the skier is 12.4 m vertically above the final point B. The acceleration of gravity is 9.81 m/s2 .Find the difference in potential energy if the zero level is midway down the slope, at a height ...
*January 25, 2011 by Sangita*

**physics**

A skier of mass 77.7 kg, starting from rest, slides down a slope at an angle $\theta$ of 35.7° with the horizontal. The coefficient of kinetic friction is 0.08. What is the net work, i.e. net gain in kinetic energy, (in J) done on the skier in the first 10.9 s of descent?
*November 22, 2013 by JAYZ*

**Physics**

A 61.8 kg skier coasts up a snow-covered hill that makes an angle of 26.0° with the horizontal. The initial speed of the skier is 6.10 m/s. After coasting a distance of 1.86 m up the slope, the speed of the skier is 4.48 m/s. Calculate the work done by the kinetic frictional ...
*April 29, 2010 by Fallon*

**Physics 1**

A 64.9 kg skier coasts up a snow-covered hill that makes an angle of 25.4° with the horizontal. The initial speed of the skier is 8.67 m/s. After coasting a distance of 1.92 m up the slope, the speed of the skier is 4.33 m/s. Calculate the work done by the kinetic frictional ...
*May 5, 2010 by Fallon*

**physics**

A 64.9 kg skier coasts up a snow-covered hill that makes an angle of 25.4° with the horizontal. The initial speed of the skier is 8.67 m/s. After coasting a distance of 1.92 m up the slope, the speed of the skier is 4.33 m/s. Calculate the work done by the kinetic frictional ...
*May 9, 2010 by Fallon*

**physics**

A 64.9 kg skier coasts up a snow-covered hill that makes an angle of 25.4° with the horizontal. The initial speed of the skier is 8.67 m/s. After coasting a distance of 1.92 m up the slope, the speed of the skier is 4.33 m/s. Calculate the work done by the kinetic frictional ...
*May 11, 2010 by Fallon*

**Algebra**

need help. The skier goes down the slope distance d and time t. The relationship between d and t can be represented in the following form d = at = bt^2 where a nd b are constants. If given d=11 t=2 and d=28 t=4 how to calculate values of a and b. Calculate the length of the ...
*January 2, 2013 by zhuzhu*

**Physics**

A skier of mass 66 kg skis straight down a 11° slope at constant velocity. Draw a free-body diagram of the skier with the various external forces acting on her. Include the force of air resistance, which is directed opposite the velocity. (Do this on paper. Your instructor ...
*March 16, 2013 by Help*

**physics**

A 65.0-kg skier coasts up a snow-covered hill that makes an angle of 27.4° with the horizontal. The initial speed of the skier is 6.37 m/s. After coasting 2.07 m up the slope, the skier has a speed of 4.06 m/s. Calculate the work done by the kinetic frictional force that acts ...
*November 28, 2011 by Yuli*

**Physic**

A 61-kg skier, coasting down a hill that is an angle of 23 to the horizontal, experiences a force of kinetic friction of magnitude 72N. The skier's speed is 3.5m/s near the top of the slope. Determine the speed after the skier has travelled 62m downhill. Air resistance is ...
*August 14, 2013 by Tristan*

**physics**

In downhill speed skiing a skier is retarded by both the air drag force on the body and the kinetic frictional force on the skis. Suppose the slope angle is è = 37.5°, the snow is dry snow with a coefficient of kinetic friction ìk = 0.0400, the mass of the skier and equipment ...
*December 13, 2008 by johnny*

**Physics**

A 80 kg skier grips a moving rope that is powered by an engine and is pulled at constant speed to the top of a 25 degree hill. The skier is pulled a distance x = 230m along the incline and it takes 2.3 min to reach the top of the hill. If the coefficient of kinetic friction ...
*June 18, 2012 by Kensey*

**IPC**

A skier skies down a slope with an average speed of 50 km/s. How far does the skier travel in 5 minutes?
*September 11, 2012 by Corrie*

**Physics**

A skier stands on a 5 degree slope . if the coefficient of static friction is 0.1, does the skier start to slide?
*October 23, 2012 by Ridley Scott*

**Physics help needed !**

In downhill speed skiing a skier is retarded by both the air drag force on the body and the kinetic frictional force on the skis. Suppose the slope angle is θ = 39.5°, the snow is dry snow with a coefficient of kinetic friction μk = 0.0400, the mass of the skier and ...
*October 26, 2012 by agentx*

**Physics please**

In downhill speed skiing a skier is retarded by both the air drag force on the body and the kinetic frictional force on the skis. Suppose the slope angle is θ = 39.5°, the snow is dry snow with a coefficient of kinetic friction μk = 0.0400, the mass of the skier and ...
*October 26, 2012 by Hailey56*

**PHYSICSSSSSS please help**

An 60 kg skier is sliding down a ski slope at a constant velocity. The slope makes an angle of 13° above the horizontal direction. (a) Ignoring any air resistance, what is the force of kinetic friction acting on the skier? in N (b) What is the coefficient of kinetic friction ...
*February 13, 2012 by Anonymous*

**Physics**

a 63-kg water skier is pulled up a 14.0 degree incline by a ropeparallel to the incline with a tension of 512 N. the coefficient ofkinetic friction is 0.27. What are the magnitude and direction ofthe skier's acceleration
*September 28, 2010 by Joyce*

**Physics **

A skier of mass 64 kg starts from rest at the top of an 18° slope, points her skis straight down the slope and lets gravity pull her down the slope. The slope is 65 m long. Her speed at the bottom is 15 m/s. (a) Assuming zero air resistance, what is the magnitude of the ...
*May 25, 2010 by MD*

**Physics**

A 55 kg skier is at the top of a slope that is 10.0 m high. a) Set the zero level for gravitational potential energy at the bottom of the slope and find the gravitational potential energy for the skier at the top and the bottom of the slope. What is the PE difference between ...
*December 2, 2010 by Daniel Reinsnes*

**physics**

A water-skier is being pulled at a steady speed in a straight line. her mass plus the mass of the ski is 65 kg. the pull of the tow rope on her is 520 N. a...i) What is the vertical component Y of the push of the water on the ski?? ....ii) What is the horizontal component X of...
*September 3, 2012 by Mariam*

**college physics**

A water-skier is being pulled at a steady speed in a straight line. her mass plus the mass of the ski is 65 kg. the pull of the tow rope on her is 520 N. a...i) What is the vertical component Y of the push of the water on the ski?? ....ii) What is the horizontal component X of...
*September 3, 2012 by Mariam*

**Physics**

What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 8.0 m/s when going down a slope for 5.0 s? How far does the skier travel in this time?
*December 19, 2008 by Sara*

**Physics**

What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 5.8 m/s when going down a slope for 2.8 s? How far does the skier travel in this time?
*September 7, 2011 by KJ*

**physics**

(a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 8.86 m/s when going down a slope for 3.30 s? (b) How far does the skier travel in this time?
*October 10, 2011 by abbie*

**Science**

What is the magnitude of the average acceleration of a skier who, starting from rest, reachers a speed of 8.0m/s when going down a slope for 5.0 s? how far does the skier travel in this time?
*January 10, 2012 by Tony*

**physics**

What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 5.59 m/s when going down a slope for 2.79 s? (b) How far does the skier travel in this time?
*May 29, 2012 by Anonymous*

**physics**

(a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 11.3 m/s when going down a slope for 3.72 s? (b) How far does the skier travel in this time?
*June 16, 2013 by louis aaaaa*

**physics**

(a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 8.02 m/s when going down a slope for 4.28 s? (b) How far does the skier travel in this time?
*July 25, 2013 by justin*

**physics**

A 52 kg skier is at the top of a slope, as in the figure. At the initial point A, the skier is 17.7 m vertically above the final point B. The acceleration of gravity is 9.81 m/s2 . Find the difference in gravitational po- tential energy associated with the skier at the points ...
*December 15, 2010 by carlos*

**physics**

A 52 kg skier is at the top of a slope, as in the figure. At the initial point A, the skier is 17.7 m vertically above the final point B. The acceleration of gravity is 9.81 m/s2 . Find the difference in gravitational po- tential energy associated with the skier at the points ...
*December 15, 2010 by carlos*

**physics**

A 52 kg skier is at the top of a slope, as in the figure. At the initial point A, the skier is 17.7 m vertically above the final point B. The acceleration of gravity is 9.81 m/s2 . Find the difference in gravitational po- tential energy associated with the skier at the points ...
*December 15, 2010 by carlos*

**physics**

A 52 kg skier is at the top of a slope, as in the figure. At the initial point A, the skier is 17.7 m vertically above the final point B. The acceleration of gravity is 9.81 m/s2 . Find the difference in gravitational po- tential energy associated with the skier at the points ...
*December 15, 2010 by carlos*

**physics**

A 52 kg skier is at the top of a slope, as in the figure. At the initial point A, the skier is 17.7 m vertically above the final point B. The acceleration of gravity is 9.81 m/s2 . Find the difference in gravitational po- tential energy associated with the skier at the points ...
*December 15, 2010 by carlos*

**physics**

A 52 kg skier is at the top of a slope, as in the figure. At the initial point A, the skier is 17.7 m vertically above the final point B. The acceleration of gravity is 9.81 m/s2 . Find the difference in gravitational po- tential energy associated with the skier at the points ...
*December 15, 2010 by carlos*

**College Physics**

(a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 9.62 m/s when going down a slope for 4.00 s? (b) How far does the skier travel in this time?
*March 10, 2012 by Ryan*

**gen physics**

(a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 8.02 m/s when going down a slope for 4.28 s? (b) How far does the skier travel in this time?
*July 2, 2013 by ODU*

**physics**

what is the magnitude of the average acceleration of a skier who starting from rest, reaches a speed of 8.0 m/s when going down a slope for 5.0 sec? how far does the skier travel in this time?
*September 26, 2013 by alex*

**Physics**

a 68kg skier is speeding down a ski slope that makes a 32 angle with the horizontal. The co-efficient of friction between the skies and the snow is 0.05. What is the acceleration of the skier? I want to understand how to do this
*July 30, 2014 by Jenny*

**physics **

The water skier in the figure is at an angle of 35degree with respect to the center line of the boat, and is being pulled at a constant speed of 15m/s . 1)If the tension in the tow rope is 90.0 , how much work does the rope do on the skier in 30.0 ? 2)How much work does the ...
*November 20, 2010 by JC*

**physics**

What is the terminal speed for an 81.0 kg skier going down a 41.0degree snow-covered slope on wooden skis mu_k= 0.060? Assume that the skier is 1.60 m tall and 0.500 m wide.
*October 27, 2009 by sam*

**physics**

What is the terminal speed for an 79.0kg skier going down a 42.0 snow-covered slope on wooden skis uk = 0.060 Assume that the skier is 1.60m tall and 0.500m wide.
*November 7, 2012 by soul*

**science**

A 71.9-kg skier coasts up a snow-covered hill that makes an angle of 27.5 ° with the horizontal. The initial speed of the skier is 9.67 m/s. After coasting a distance of 1.50 m up the slope, the speed of the skier is 4.52 m/s. (a) Find the work done by the kinetic frictional ...
*February 28, 2011 by shaknocka*

**college physics helpasap**

The water skier in the figure is at an angle of 35degree with respect to the center line of the boat, and is being pulled at a constant speed of 15m/s . 1)If the tension in the tow rope is 90.0N, how much work does the rope do on the skier in 30.0s ? 2)How much work does the ...
*November 20, 2010 by JU*

**Phsics**

What is the terminal speed for an 77.0kg skier going down a 44.0 degrees snow-covered slope on wooden skis uk= 0.060? Assume that the skier is 1.70m tall and 0.300m wide.
*February 14, 2013 by Tony*

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