Thursday

February 23, 2017
Number of results: 115

**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 at the ...

*September 27, 2009 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 at the ...

*September 27, 2009 by Nikki*

**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

*March 15, 2010 by khin*

**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?

*January 24, 2013 by Lindsey*

**Physics**

An archer stands a horizontal distance d= 55 m away from a tree sees an apple hanging from the tree at h= 12 m above the ground. The archer chooses an arrow and prepares to shoot. The arrow is initially 1.5 m above the ground. Just as the archer shoots the arrow with a speed ...

*September 22, 2013 by ss01*

**Physics**

An archer fires an arrow, which produces a muffled "thwok" sound after it hits a target. If the archer hears the "thwok" exactly 1.2 s after firing the arrow and the average speed of the arrow was 48 m/s, what was the distance separating the archer and the target? Use 340 m/ s...

*August 30, 2016 by Anonymous*

**physics**

An archer standing a horizontal distance d=50m away from a tree sees an apple hanging from the tree at h=12m above the ground. The archer chooses an arrow and prepares to shoot. The arrow is initially 1.5m above the ground. Just as the archer shoots the arrow with a speed of ...

*November 12, 2013 by Cristina*

**physics**

An archer pulls her bowstring back 0.420 m by exerting a force that increases uniformly from zero to 240 N. (a) What is the equivalent spring constant of the bow? N/m (b) How much work does the archer do in pulling the bow? J

*March 3, 2016 by sherry*

**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, that of the ...

*February 11, 2011 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, that of the ...

*February 12, 2011 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, that of the ...

*February 13, 2011 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, that of the ...

*February 13, 2011 by Eduardo*

**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?

*March 8, 2010 by Chels*

**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, that of the ...

*February 13, 2011 by Eduardo*

**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, that of the ...

*February 13, 2011 by Eduardo*

**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!

*February 9, 2011 by jennifer*

**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?

*March 8, 2010 by Jim*

**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?

*April 30, 2012 by Melissa*

**probability**

Please help me solve this problem step by step pleaseeee! The probability that an archer hits the target is p= 0.8, so the probability that he misses the target is q = 0.2. It is known that in this situation the probability that the archer hits the target exactly r times in n ...

*August 12, 2015 by Selena*

**Algebra**

Can anybody help me on this problem for my Algebra 2 class, I am having a hard time tyring to solve it step by step. The probability that an archer hits the target is p = 0.8, so the probability that he misses the target is q = 0.2. It is known that in this situation the ...

*August 11, 2015 by Selena*

**Algebra**

Can anybody help me on this problem for my Algebra 2 class, I am having a hard time tyring to solve it step by step. The probability that an archer hits the target is p = 0.8, so the probability that he misses the target is q = 0.2. It is known that in this situation the ...

*August 12, 2015 by Selena*

**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?

*November 15, 2012 by john*

**physics**

An archer pulls her bowstring back 0.488 m by extending a force that increases uniformly from zero to 251 N. What is the equivalent spring constant of the bow? Answer in units of N/m. How much work does the archer do in pulling the bow? Answer in units of J.

*November 28, 2015 by luma*

**Physics**

An archer shoots at a target 60m away. If she shoots at a velocity of 55m/s [right 3degrees above the horizontal] from a height of 1.5m, does the arrow reach the target before striking the ground? What should the archer do to get her next shot on target? My teacher tells us to...

*October 27, 2015 by Mackenzie*

**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? Defend...

*February 5, 2013 by Caroline*

**Physics**

An archer needs to hit a bull’s eye on a target at eye level 60.0 ft away. If the archer fires the arrow from eye level with a speed of 47.0 ft/s at an angle of 25 degree above the horizontal, will the arrow hit the target?

*December 13, 2014 by J_nin*

**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 ...

*September 28, 2012 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 ...

*September 28, 2012 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 ...

*December 18, 2012 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 ...

*May 10, 2010 by Adrionna*

**physics**

M1.) Nguyen jumps off a cliff with a height of 100 meters at a velocity of 3.5 meters per second to a save a cat. How long will it take her to reach the surface of the ocean? A3.) A plane vertically flees a horde of zombies at a speed of 7.9 m/s at a height of 230m above the ...

*December 20, 2015 by Jamie*

**physics**

M1.) Nguyen jumps off a cliff with a height of 100 meters at a velocity of 3.5 meters per second to a save a cat. How long will it take her to reach the surface of the ocean? A3.) A plane vertically flees a horde of zombies at a speed of 7.9 m/s at a height of 230m above the ...

*December 20, 2015 by Emma*

**Physics**

a full draw is the maximum distance that an archer can pull an arrow. Using the recurve bow shown below, a particular archer requires an average force of 130N to pull a full draw of 70.0cm. (when the arrow is relaxed in the bow, there is a distance of 30.0cm btween the arrow ...

*July 26, 2015 by Brandy*

**physics**

⦁ An arrow is shot with speed 36.0 m/s at an angle of 24.0° above the horizontal. Assuming the archer was on level ground, find the maximum height and the range.

*September 15, 2014 by chidera*

**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

*September 13, 2010 by storm*

**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?

*February 22, 2012 by Kasey*

**physics**

In preparing to shoot an arrow, an archer pulls a bowstring back 0.49 m by exerting a force that increases uniformly from 0 to 277 N. What is the equivalent spring constant of the bow?

*March 18, 2016 by Lindsey*

**physics**

An archer pulls her bowstring back 0.488 m by extending a force that increases uniformly from zero to 251 N. What is the equivalent spring constant of the bow? Answer in units of N/m.

*November 28, 2015 by luma*

**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?

*November 28, 2012 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?

*January 9, 2013 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?

*October 23, 2012 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?

*October 27, 2012 by Melanie*

**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

*December 13, 2012 by Anonymous*

**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

*March 27, 2013 by Anonymous*

**physics**

An archer puts a 0.39 kg arrow to the bowstring. An average force of 196.3 N is exerted to draw the string back 1.28 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

*December 9, 2014 by NeedHelp*

**statistics**

an archer shoots arrows at the bull's eye of a target and measures the distance from the center of the target to the arrow. identify the random variable of interest, determine whether it is discrete or continuous, and list its possible values

*November 6, 2016 by Anonymous*

**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?

*October 17, 2012 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?

*July 5, 2011 by susan*

**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.)

*November 9, 2011 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.

*October 6, 2010 by Jason*

**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.

*October 31, 2012 by Anonymous*

**physics**

an archer standing on a cliff 48m above the level field below shoots an arrow at an angle of 30• above horizontal with a speed of 80m/s.how far from the base of the cliff will the arrow land.

*April 27, 2016 by lesar*

**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.how long did it take for the arrow to reach the target

*January 14, 2016 by Reina Bonilla*

**physics**

An archer shoots a 54.6 g arrow horizontally at a target 14.0 m away. The arrow is 18.0 inches long. The 54.6 g arrow is aimed directly at the center of the target, but it hits 60.0 cm lower. What was the initial speed of the arrow? (Neglect air resistance.)

*September 5, 2013 by Riley*

**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.

*January 5, 2011 by Sarah*

**algebra**

An archer releases an arrow at shoulder height. â€¢ Measure the distance from the fl oor to your shoulder when you are standing. Suppose you release an arrow and it hits the target at a point 5 ft above the ground. Sketch a possible parabolic path of your arrowâ€™s fl...

*November 4, 2013 by shannon*

**Physics**

Consider an archery bow as behaving like a spring with a spring constant of 493 N/m. If an archer pulls the bowstring back for a distance of 42 cm, what is the elastic potential energy of the "loaded" bow? If the mass of the arrow is 39 grams, what is its speed as it leaves ...

*May 3, 2016 by Kevin*

**Physics**

Consider an archery bow as behaving like a spring with a spring constant of 493 N/m. If an archer pulls the bowstring back for a distance of 42 cm, what is the elastic potential energy of the "loaded" bow? If the mass of the arrow is 39 grams, what is its speed as it leaves ...

*May 3, 2016 by Kevin*

**Physics**

An archer puts a 0.29 kg arrow to the bow- string. An average force of 224.8 N is exerted to draw the string back 1.44 m. The acceleration of gravity is 9.8 m/s2 . Assuming no frictional loss, with what speed does the arrow leave the bow? Answer in units of m/s.

*April 27, 2016 by Ryan*

**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. . .

*February 16, 2011 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?

*October 7, 2010 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?

*October 8, 2010 by katelyn*

**physics**

An archer, about to shoot an arrow, is applying a force of +250 N to a drawn bow string. The bow behaves like an ideal spring whose spring constant is 510 N/m. What is the displacement of the bow string?

*August 28, 2015 by kate*

**Physics**

The speed of an arrow fired from a compound bow is about 57 m/s. An archer sits astride his horse and launches an arrow into the air, elevating the bow at an angle of 54 above the horizontal and 2.3 m above the ground. What is the arrow's range?

*August 22, 2014 by Chris*

**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?

*May 11, 2012 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? m

*May 11, 2012 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? m I got 47 for ...

*May 10, 2012 by Haley*

**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 ...

*January 5, 2011 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 ...

*December 15, 2011 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 ...

*February 21, 2011 by Nabil*

**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...

*January 19, 2013 by Sarah*

**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 ...

*November 9, 2008 by Albee*

**physics**

an archer shoots an arrow into a piece of wood. the arrow is traveling at 120km/h when it strikes the wood. the arrow penetrates 3.8cm into the wood before stopping. what is its average acceleration (in m/s squared) into the wood?

*April 6, 2015 by tommy*

**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...

*January 13, 2011 by Taylor*

**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?

*March 19, 2012 by Kim*

**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 10% of the...

*January 27, 2012 by Anonymous*

**Physics**

An archer shoots an arrow at a 78.0 m distant target, the bull's-eye of which is at same height as the release height of the arrow. (a) At what angle must the arrow be released to hit the bull's-eye if its initial speed is 34.0 m/s? (Although neglected here, the atmosphere ...

*March 17, 2014 by Sam*

**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...

*July 6, 2011 by pop*

**Physics kinematics**

An archer shoots an arrow at a 72.0 m distant target, the bull's-eye of which is at same height as the release height of the arrow. (a) At what angle must the arrow be released to hit the bull's-eye if its initial speed is 36.0 m/s? (Although neglected here, the atmosphere ...

*September 28, 2015 by Elijah*

**Physics Projectile Motion**

An archer shoots an arrow at a 72.0 m distant target, the bull's-eye of which is at same height as the release height of the arrow. (a) At what angle must the arrow be released to hit the bull's-eye if its initial speed is 36.0 m/s? (Although neglected here, the atmosphere ...

*September 29, 2015 by Abby*

**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 ...

*July 7, 2008 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 ...

*July 6, 2008 by Elisa*

**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 ...

*March 28, 2011 by Alexandria*

**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 ...

*November 28, 2012 by Anonymous*

**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. ...

*November 16, 2007 by Einstein*

**Physics**

An archer's bow applies a force to an arrow over a distance of 19cm, while firing it vertically upwards. If the arrow achieves a speed of 8.0m/s and the efficiency of the bow is 75%, determine the average force applied to the arrow by the bow. So far I have the Wnet for force ...

*January 28, 2015 by Pablo*

**algebra**

An archer releases an arrow from a shoulder height of 1.39 m. When the arrow hits the target 18 m away, it hits point A. When the target is removed, the arrow lands 45 m away. Find the maximum height of the arrow along its parabolic path. please help!!I know my points are (0,1...

*November 5, 2013 by shannon*

**Algebra 2**

An archer releases an arrow from a shoulder height of 1.39 m. When the arrow hits the target 18 m away, it hits point A. When the target is removed, the arrow lands 45 m away. Find the maximum height of the arrow along its parabolic path. My points are (0,1.39) (18,1.5) (45,0...

*December 5, 2013 by Lenny*

**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 ...

*November 2, 2008 by jeff*

**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 ...

*October 14, 2010 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. ...

*November 16, 2010 by bobjahng2*

**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. ...

*November 17, 2010 by alejandrob*

**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 ...

*October 15, 2010 by Kara*

**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 ...

*January 16, 2008 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 ...

*January 16, 2008 by Lindsay*

**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. (...

*February 18, 2013 by Sammie*

**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...

*February 22, 2013 by Sammie*

**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 ...

*February 1, 2007 by Mike*

**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 the arrow...

*August 19, 2012 by kk2*

**physics**

An archer is preparing to shoot an arrow. He grabs the center of the bowstring and pulls straight back with a force of magnitude F = 173 N. The upper and lower halves of the string form an angle α = 104∘ with respect to each other. Assume that the bowstring is ...

*October 8, 2013 by Anonymous*