Number of results: 77
Basic Physics
Well first of all, the arrow hits the archer on the way down. Both the truck and the archer have a constant horizontal velocity component of 35 m/s. Your late archer deserved it no doubt now the vertical problem.
Tuesday, December 18, 2012 at 2:52pm by Damon
chemistry
The figure below represents the bulls eye target for an archer. The black dots represent where the archer’s arrows hit: How can this archer be described? a. accurate b. precise c. accurate and precise d. neither accurate nor precise
Monday, March 15, 2010 at 10:17pm by khin
Physics
(I'll try to describe this the best I can, it's a little hard without showing a picture) This question deals with projectile motion: An archer is standing 150 meters above another archer 450 meters away [so visually the 150m and 450m make the right angle]. The archer ...
Sunday, September 27, 2009 at 4:11pm by Nikki
Physics (repost)
(I'll try to describe this the best I can, it's a little hard without showing a picture) This question deals with projectile motion: An archer is standing 150 meters above another archer 450 meters away [so visually the 150m and 450m make the right angle]. The archer ...
Sunday, September 27, 2009 at 5:59pm by Nikki
science
An archer exerts an average force of 194 N to draw a 0.25 kg arrow back 1.2 m with the string of the bow. How much work does the archer exert?
Thursday, January 24, 2013 at 8:07am by Lindsey
Basic Physics
This dead archer was a dead shot and the duck was directly overhead :) By the way it was an expert seagull pulling out of a bombing run anyway and the archer was simply retaliating.
Tuesday, December 18, 2012 at 2:52pm by Damon
physics
An archer pulls her bow string back 0.400 m by exerting a force that increases uniformly from zero to 240 N. (a) What is the equivalent spring constant of the bow? 1 N/m (b) How much work does the archer do in pulling the bow? 2 J THANKS!
Wednesday, February 9, 2011 at 6:48am by jennifer
Physics
Pulling the string on a bow back with a force of 28.7 lb, an archer prepares to shoot an arrow. If the archer pulls in the center of the string, and the angle between the two halves is 138*, what is the tension in the string?
Monday, March 8, 2010 at 11:34am by Chels
Physics
Pulling the string on a bow back with a force of 28.7lbs, an archer prepares to shoot an arrow. If the archer pulls in the center of the string, and the angle between the two halves is 138 degrees, what is the tension in the string?
Monday, March 8, 2010 at 5:56pm by Jim
Physics
At the other end of what would come to be known as the Roman Empire, Parthian (Persian) archers were able to discourage pursuers by firing backwards from the back of a galloping horse-the famous "Parthian shot." a. If the speed of the arrow vB the bowstring is vB, ...
Sunday, February 13, 2011 at 10:09pm by Eduardo
Physics
At the other end of what would come to be known as the Roman Empire, Parthian (Persian) archers were able to discourage pursuers by firing backwards from the back of a galloping horse-the famous "Parthian shot." a. If the speed of the arrow vB the bowstring is vB, ...
Sunday, February 13, 2011 at 8:25pm by Eduardo
Physics
At the other end of what would come to be known as the Roman Empire, Parthian (Persian) archers were able to discourage pursuers by firing backwards from the back of a galloping horse-the famous "Parthian shot." a. If the speed of the arrow vB the bowstring is vB, ...
Saturday, February 12, 2011 at 4:05pm by Eduardo
Physics
At the other end of what would come to be known as the Roman Empire, Parthian (Persian) archers were able to discourage pursuers by firing backwards from the back of a galloping horse-the famous "Parthian shot." a. If the speed of the arrow vB the bowstring is vB, ...
Friday, February 11, 2011 at 12:31am by Eduardo
physics
An archer locks a 0.20kg arrow on a bowstring. Then the archer exerts an average force of 110N to draw the string back 0.60 m . Assume that friction is negligible . What speed does the bow give to the arrow? If the arrow is shot vertically upward,how high will it rise?
Monday, April 30, 2012 at 5:45pm by Melissa
Physics...help please!
At the other end of what would come to be known as the Roman Empire, Parthian (Persian) archers were able to discourage pursuers by firing backwards from the back of a galloping horse-the famous "Parthian shot." a. If the speed of the arrow vB the bowstring is vB, ...
Sunday, February 13, 2011 at 11:53pm by Eduardo
Physics (please help)
At the other end of what would come to be known as the Roman Empire, Parthian (Persian) archers were able to discourage pursuers by firing backwards from the back of a galloping horse-the famous "Parthian shot." a. If the speed of the arrow vB the bowstring is vB, ...
Sunday, February 13, 2011 at 10:31pm by Eduardo
physics
When archer pulls an arrow back in his bow.He is storing potential energy in his bow What avg force must the archer exert if he pulls the string back a distance of 30 cm?
Thursday, November 15, 2012 at 9:54pm by john
PHY 101
An archer aims an arrow precisely horizontally over a large, flat field and lets it fly. At the same instant, the archer's watchband breaks and the watch falls to the ground. Does the watch hit the ground before, at the same times as, or after the arrow hits the ground? ...
Tuesday, February 5, 2013 at 4:25am by Caroline
Gorilla
The variables in this question are: 1. Initial velocity of the arrow, v0, m/s 2. Angle with the horizontal, θ degrees 3. time to hit the target, t seconds. There are two equations that govern these variables: g is acceleration due to gravity = 9.8 m/s² v0*...
Sunday, September 27, 2009 at 5:59pm by MathMate
Basic Physics
Vi = 98 v = Vi - 9.8 t 0 at top 98 = 9.8 t t = 10 seconds to top (good archer, strong bow) so a) 20 seconds up and down b) did that, archer dead in truck bed. always turn after dropping a bomb out of your airplane by the way. c) 20 seconds at 35 m/s = 700 meters
Tuesday, December 18, 2012 at 2:52pm by Damon
physics
an archer at the edge of a cliff fires an arrow from a height of 14.6 m above the ground at the bottom of the cliff. the arrow just clears a rock on a pillar that is 21.7 m above the gound which is 45.2 m horizontally away from the archer.determine a,the initial speed of the ...
Friday, September 28, 2012 at 9:51pm by Anonymous
physics
an archer at the edge of a cliff fires an arrow from a height of 14.6 m above the ground at the bottom of the cliff. the arrow just clears a rock on a pillar that is 21.7 m above the gound which is 45.2 m horizontally away from the archer.determine a,the initial speed of the ...
Friday, September 28, 2012 at 9:50pm by Anonymous
Basic Physics
While standing on an open bed of a truck moving at 35 m/s, and archer sees a duck flying directly overhead. The archer shoots an arrow at the duck and misses. The arrow leaves the bow with a vertical velocity of 98 m/s. a) how long does it remain in the air b) the truck ...
Tuesday, December 18, 2012 at 2:52pm by Caleb
Physics
An archer applies an average force of 200 N to draw the bow string back 1.3 m. a)How much work did the archer do on the string? b)How much mechanical potential energy is stored in the stretched bow? c)How much kinetic energy does the arrow have before it is released? d)How ...
Monday, May 10, 2010 at 2:59pm by Adrionna
science
By the way... daos, are you from Mr Archer's chemistry class by any chance?
Saturday, October 21, 2006 at 10:00am by duckwithnoname
physics
An archer pulls her bow string back 0.400 m by exerting a force that increases uniformly from zero to 232 N.
Monday, February 28, 2011 at 8:37pm by john
dividing monomials
i need to no how to divide a monomails witha power to a power
Monday, November 20, 2006 at 8:09pm by jake archer
Physics
If the "system" is the bow and arrow (or just the bow), yes, the energy in increased by work performed by the archer.
Sunday, December 26, 2010 at 10:59pm by drwls
physics
In preparing to shoot an arrow, an archer pulls a bowstring back 0.37 m by exerting a force that increases uniformly from 0 to 246 N. What is the equivalent spring constant of the bow?
Wednesday, February 22, 2012 at 1:48pm by Kasey
physics
In preparing to shoot an arrow, an archer pulls a bowstring back 0.43 m by exerting a force that increases uniformly from 0 to 268 N. What is the equivalent spring constant of the bow? N/m
Monday, September 13, 2010 at 3:53pm by storm
physics
An archer pulls her bow string back 0.370 m by exerting a force that increases uniformly from zero to 225 N. What is the equivalent spring constant of the bow?
Wednesday, November 28, 2012 at 7:44pm by emily
Physics
an archer released an arrow at the speed of 29 km/hr. after one second another arrow was released at the same direction, will the arrows meet?
Wednesday, January 9, 2013 at 6:00am by anonymous
physics
An archer shoots an arrow horizontally at a target 13m away. The arrow is aimed directly at the center of the target, but it hits 57cm lower. What is the initial velocity?
Tuesday, October 23, 2012 at 6:05pm by Courtney
Physics
An archer wishes to shoot an arrow at a target at eye level a distance of 45.0 m away. If the initial speed imparted to the arrow is 68.2 m/s, what angle should the arrow make with the horizontal as it is being shot?
Saturday, October 27, 2012 at 1:25pm by Melanie
Math(Algebra)
If an arrow was shot at such an angle that for every second of travel a lateral change of 50 feet away from the archer was gained, how far away does the arrow land from cliff base?
Wednesday, October 17, 2012 at 1:54pm by Joshua
phy
An archer shoots an arrow horizontally at a target 14 m away. The arrow is aimed directly at the center of the target, but it hits 52 cm lower. 1-What was the initial speed of the arrow?
Tuesday, July 5, 2011 at 11:47am by susan
physics
An archer puts a 0.34 kg arrow to the bowstring. An average force of 213.1 N is exerted to draw the string back 1.48 m. The acceleration of gravity is 9.8 m/s 2 . Assuming no frictional loss, with what speed does the arrow leave the bow? Answer in units of m/s
Thursday, December 13, 2012 at 9:38pm by Anonymous
statistics
An archer normally hits the target with probability of 0.7. She hires a new coach for a series of special lessons. After the lessons she hits the target in eleven out of fourteen attempts.
Wednesday, October 31, 2012 at 9:34pm by Anonymous
Physics
An archer shoots an arrow horizontally at a target 12 m away. The arrow is aimed directly at the center of the target, but it hits 56 cm lower. What was the initial speed of the arrow? (Neglect air resistance.)
Wednesday, November 9, 2011 at 1:17pm by Juhmillico
Projectile Motion Physics
An Arrow directed at a stationary target is shot at an angle of E25N. The arrow hits the intended target at the same height from which it is launched, 3.0s later. Determine the distance from the archer to the target.
Wednesday, October 6, 2010 at 4:04pm by Jason
physics
An archer puts a 0.26 kg arrow to the bowstring. An average force of 184.5 N is exerted to draw the string back 1.26 m. The acceleration of gravity is 9.8 m/s 2 . Assuming no frictional loss, with what speed does the arrow leave the bow? Answer in units of m/s
Wednesday, March 27, 2013 at 11:33pm by Anonymous
Physics
An archer shoots an arrow horizontally at a target 14 m away. The arrow is aimed directly at the center of the target, but it hits 59 cm lower. What was the initial speed of the arrow? So, I am trying to find find v₀x. . .
Wednesday, February 16, 2011 at 4:08pm by Francesca
physics
You have a friend who is an archer and she wants to know how fast the arrows leave her bow. You have her launch an arrow horizontally, 1.5 m above the ground, and find that the arrow lands 33 m away. What is the initial velocity of the arrow as it leaves the bow?
Friday, October 8, 2010 at 7:43pm by katelyn
physics
You have a friend who is an archer and she wants to know how fast the arrows leave her bow. You have her launch an arrow horizontally, 1.5 m above the ground, and find that the arrow lands 33 m away. What is the initial velocity of the arrow as it leaves the bow?
Thursday, October 7, 2010 at 4:19pm by katelyn
Physics 12th Grade
An archer puts a 0.34 kg arrow to the bowstring. An average force of 220 N is exerted to draw the string back 1.3 m. Assume that air resistance is negligible. If the arrow is shot straight up, how high does it rise? I am confused at how to find the distance that it will rise.
Wednesday, January 5, 2011 at 12:07pm by Sarah
physics
An archer puts a 0.26-kg arrow to the bow-string. An average force of 200 N is exerted to draw the string back 1.4 m. (a) Assuming no frictional loss, with what speed does the arrow leave the bow? m/s (b) If the arrow is shot straight up, how high does it rise? m
Friday, May 11, 2012 at 7:54pm by Brianna
Physics
An archer puts a 0.26-kg arrow to the bow-string. An average force of 200 N is exerted to draw the string back 1.4 m. (a) Assuming no frictional loss, with what speed does the arrow leave the bow? m/s (b) If the arrow is shot straight up, how high does it rise?
Friday, May 11, 2012 at 7:52pm by Brianna
Science
The law of conservation of energy states that energy can neither be created nor destroyed. In many instances it may look as though energy is gained or lost, but it is really only changed in form. How is the law of conservation of energy represented when an archer shoots an ...
Wednesday, January 5, 2011 at 6:55pm by Steven
physics
An archer shoots an arrow horizontally with an initial velocity of 100 meters per second from a building that is 20 meters high. (air resistance is neglected) a. Calculate the time when the arrow is in the air. b. Find the horizontal distance the arrow travels before striking ...
Thursday, December 15, 2011 at 2:58am by Anonymous
physics
Archer pulls her bow string back 0.4 m by exerting a force that increases uniformly from zero to 230 N. What is the equivalent spring constant of the bow? This is what I did: F = kx 230 N = k(0.4 m) 575 = K My question is this: Is the answer just 575 or is it 575 N/m? When ...
Monday, February 21, 2011 at 9:49pm by Nabil
Physics
An archer shoots an arrow into a piece of wood. The arrow is traveling at 120 km/h when it strikes the wood. The arrow penetrates 3.8 cm into the wood before stopping. What is its average acceleration (in m/s2) into the wood?
Monday, March 19, 2012 at 4:53pm by Kim
Physics
An arrow directed at a stationary target is shot at an angle of [E 25 N]. The arrow hits the intended target at the same height from which it was launched, 3.0 s later. a) Determine the distance from the archer to the target. b) At what angle should the arrow be directed in to...
Thursday, January 13, 2011 at 11:22pm by Taylor
physics
An archer puts a 0.26-kg arrow to the bow-string. An average force of 200 N is exerted to draw the string back 1.4 m. (a) Assuming no frictional loss, with what speed does the arrow leave the bow? m/s (b) If the arrow is shot straight up, how high does it rise? m I got 47 for ...
Thursday, May 10, 2012 at 8:44pm by Haley
physics problem
An archer pulls the bowstring back for a distance of 0.400 m before releasing the arrow. The bow and string act like a spring whose spring constant is 490 N/m. (a) What is the elastic potential energy of the drawn bow? (b) The arrow has a mass of 0.0300 kg. How fast is it ...
Sunday, November 9, 2008 at 12:26pm by Albee
Math
An archer misses the target on her first shot and hits the target on the next 3 shots. What is the least number of consecutive shots that she must now make in order to have hit the target on at least 9/10 of all her shots? ( please show work on how to derive the answer!! Thx...
Saturday, January 19, 2013 at 3:07pm by Sarah
physics
An archer shoots an arrow toward a 300 g target that is sliding in her direction at a speed of 2.45 m/s on a smooth, slippery surface. The 22.5 g arrow is shot with a speed of 40.5 m/s and passes through the target, which is stopped by the impact. What is the speed of the ...
Wednesday, November 28, 2012 at 2:07pm by Anonymous
physics
An archer shoots an arrow toward a 300 g target that is sliding in her direction at a speed of 2.15 m/s on a smooth, slippery surface. The 22.5 g arrow is shot with a speed of 38.0 m/s and passes through the target, which is stopped by the impact. What is the speed of the ...
Monday, March 28, 2011 at 11:18pm by Alexandria
physics
An archer shoots an arrow toward a 300 g target that is sliding in her direction at a speed of 2.35 m/s on a smooth, slippery surface. The 22.5 g arrow is shot with a speed of 41.0 m/s and passes through the target, which is stopped by the impact. What is the speed of the ...
Monday, July 7, 2008 at 5:14pm by Elisa
physics
An archer shoots an arrow toward a 300 g target that is sliding in her direction at a speed of 2.35 m/s on a smooth, slippery surface. The 22.5 g arrow is shot with a speed of 41.0 m/s and passes through the target, which is stopped by the impact. What is the speed of the ...
Sunday, July 6, 2008 at 11:02pm by Elisa
physics
An arrow with a mass of 0.12 kg is pulled back in a bow. After being held still, it is let go, moving at 23m/s after the 0.51meters in which the arrow is in contact with the bow string? What work was done on the arrow by th bow string? What force was exerted by the archer to ...
Sunday, November 2, 2008 at 6:04pm by jeff
Physics (Wave Force)
An archer must exert a force of 445 N on the bowstring shown in Figure (a) such that the string makes an angle of è = 34.0° with the vertical. (a) Determine the tension in the bowstring. _____________________________________ My answer was 420.525, but it is within ...
Friday, January 27, 2012 at 11:03am by Anonymous
physics
You are watching an archery tournament when you start wondering how fast an arrow is shot from the bow. Remembering your physics, you ask one of the archers to shoot an arrow parallel to the ground. Unfortunately the archer stands on an elevated platform of unknown height. ...
Wednesday, November 17, 2010 at 7:28pm by alejandrob
physics
You are watching an archery tournament when you start wondering how fast an arrow is shot from the bow. Remembering your physics, you ask one of the archers to shoot an arrow parallel to the ground. Unfortunately the archer stands on an elevated platform of unknown height. ...
Tuesday, November 16, 2010 at 1:04pm by bobjahng2
physics
Two archers shoot arrows in the same direction from the same place with the same initial speeds, but at different angles. One shoots at 45 degres above the horizontal, while the other shoots at 60 degrees. If the arrow launched at 45 degrees lands 225 from the archer, how far ...
Thursday, October 14, 2010 at 7:43pm by Anonymous
phy
An archer shoots an arrow horizontally at a target 14 m away. The arrow is aimed directly at the center of the target, but it hits 52 cm lower. 1-What was the initial speed of the arrow? ** is this the formula for finding t : y=h-1/2(gt^2)= 00.52-1/2(9.8t^2) t=0.3258 s initial...
Wednesday, July 6, 2011 at 10:27am by pop
Physics
An archer puts a 0.28 kg arrow to the bow string. An average force of 200 N is exerted to draw the sting back 1.1 m. a) Assuming no frictional loss, what speed does the arrow leave the bow? b) If the arrow is shot straight up, how high does it rise? My thoughts: KE = 1/2mv^2. ...
Friday, November 16, 2007 at 5:31pm by Einstein
Physics help!!
An archer shoots an arrow with a velocity of 45 m/s at an angle of 50 degrees with the horizontal.An assistant standing on the level ground 150m downrange from the launch point throws an apple straight up with the minimum intial speed necessary to meet the path of the arrow. (...
Monday, February 18, 2013 at 12:49am by Sammie
Physics
An archer shoots an arrow that leaves the bow at an angle of 42 degrees above the horizontal. The arrow hits a target located 135 m away and 23 m above the height from which the arrow was shot. Given that the mass of the arrow is .125 kg and that it remained in contact with ...
Wednesday, January 16, 2008 at 10:38pm by Lindsay
Physics
An archer shoots an arrow that leaves the bow at an angle of 42 degrees above the horizontal. The arrow hits a target located 135 m away and 23 m above the height from which the arrow was shot. Given that the mass of the arrow is .125 kg and that it remained in contact with ...
Wednesday, January 16, 2008 at 5:45pm by Lindsay
Physics
Two archers shoot arrows in the same direction from the same place with the same initial speeds, but at different angles. One shoots at 45.0degrees above the horizontal, while the other shoots at 60.0 degrees.If the arrow launched at 45.0 lands 225 from the archer, how far ...
Friday, October 15, 2010 at 11:53am by Kara
Physics urgent
An archer shoots an arrow with a velocity of 45.0m/s at an angle of 50.0degrees with the horizontal.An assistant standing on the level ground 150m downrange from the launch point throws an apple straight up with the minimum intial speed necessary to meet the path of the arrow...
Friday, February 22, 2013 at 9:22am by Sammie
Physics Quick!
An archer shoots an arrow with a velocity of 49.5 m/s at an angle of 52.0¡Æ with the horizontal. An assistant standing on the level ground 150 m downrange from the launch point throws an apple straight up with the minimum initial speed necessary to meet the path of...
Sunday, August 19, 2012 at 7:34am by kk2
Physics
An archer shoots and arrow horizontally at a target 15m away. The arrow is aimed directly at the center of the target, but it hits 52 cm lower. What was the initial speed of the arrow? I know it has something to do with a zero launch angle but none of the equations i use come ...
Thursday, February 1, 2007 at 5:52pm by Mike
Physics
Upon spotting an insect on a twig overhanging water, an archer fish squirts water drops at the insect to knock it into the water. Although the insect is at distance d from the fish along a straight-line path at angle $ (as in the figure here), a drop must be launched at a ...
Monday, September 13, 2010 at 9:27pm by Antonio
Nonverbal and Verbal Communication
Thank you for using the Jiskha Homework Help Forum. Here are some sites to help you: 1. http://www.artoftravel.com/02communication.htm 2. http://zzyx.ucsc.edu/~archer/intro.html 3. http://en.wikipedia.org/wiki/Nonverbal_communication 4. http://novaonline.nvcc.edu/eli/spd110td/...
Sunday, August 26, 2007 at 7:26am by SraJMcGin
physics
You are watching an archery tournament when you start wondering how fast an arrow is shot from the bow. Remembering your physics, you ask one of the archers to shoot an arrow parallel to the ground. Unfortunately the archer stands on an elevated platform of unknown height. ...
Wednesday, November 17, 2010 at 9:02pm by michaelJ
Englsih, Sonnets
Can someone help me with Sidney Sonnet 31 and 39 questions? The sonnets are at the bottom if you need them. 1. The unifying theme of Sidney's Sonnets 31 and 39 is... a. natural beauty b. hopeless love c. relief from pain d. endless suffering 2. Which of the following is a ...
Thursday, October 28, 2010 at 11:52am by Darren
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