Tuesday
July 22, 2014

Search: An satellite moves in a circular orbit 775 km above the Earth's surface. The period of the motion is 100.1 min.

Number of results: 18,422

English
I just need to know if zapping, channel surfing are synonyms, if subscribe is followed by to, and if propose could be followed the indirect object. I included a few more sentences I really don't know if they are possible. 1) I hate people zapping (channel surfing, channel-...
March 10, 2011 by Mike

physics
Assuming Earth behaves as a perfect sphere with a radius of 6380 km, the standard gravitational acceleration,g, at sea level has a value of 9.80 m/s^2. a.) As Earth rotates on its axis, objects at the equator experience a slightly different value of g due to additional ...
December 16, 2008 by Michelle

Physics
For a scene in a movie, a stunt driver drives a 1.50103kg SUV with a length of 4.30m around a circular curve with a radius of curvature of 0.333 km (Figure 1) . The vehicle is to be driven off the edge of a gully 10.0 m wide, and land on the other side 2.96 m below the ...
October 15, 2013 by Joe

Biomechanics
Two ice skaters start out motionless in the center of an ice rink. They then push each other apart. The first skater (mass = 80 kg) moves to the right with a velocity of 2.5 m/s. The second skater (mass = 58 kg) moves to the left at some unknown speed. If we assume that the ...
April 6, 2014 by Brendan

Chemistry
Calculate ΔG for the following reaction at 298 K.? A+B --> 2D ΔH = 775.0 kJ ΔS=296.0 J/K C --> D ΔH = 446.0 kJ ΔS=-218.0 J/K A+B --> 2C ΔG = ? kJ I know I am suppose to reverse the (C --> D) and add a coefficient of 2 to both ...
April 20, 2014 by Alexis

science
The earth and all the planets______(or travel around) the sun. Just need to know if my answer or right or wrong. Thanks! :) orbit
August 17, 2010 by ant

Physics
The moon is 384,000 km from the earth and makes 1 revolution in 27.3 days. Find its angular and linear speeds in its orbit.
January 31, 2011 by Art

Chemestry
Express condense order of increasing energy as a string without blank between orbit Barium Element
February 7, 2011 by Meyanna

physics
If the Sun shrank to the size of a black hole without losing any mass, what would happen to Earth's orbit?
May 9, 2012 by giglu

chemistry
Compound C does not bind to the receptor as effectively as acetylcholine . Explain briefly why this might be the case. (Two or three sentences)(again if the post does not show right, two of the CH3 should be above and below the N^+ with a line directly above and below the N^+ ...
January 29, 2009 by trigger

astronomy
The only important historical solar system object which has not yet been visited up close by satellite spacecraft is.. A) a comet or asteroid b) pluto c) neptune d) saturn's moon titan
October 4, 2009 by jess

Physics
A small blimp is used for advertising purposes at a football game. It has a mass of 93.0 kg and is attached by a towrope to a truck on the ground. The towrope makes an angle of 53.3 downward from the horizontal, and the blimp hovers at a constant height of 20.7 m above the ...
September 21, 2010 by Gina

math
in how many ways cn 4 people be seated around a circular table with 4 identical chairs? in how many ways can 5 people be seated around a circular table if 1 of the chairs is an armchair?
August 28, 2008 by Linda

maths
The head of an industrial machine moves in a straight line horizontally backwards and forwards from a central position. The movement can be modelled using the sine wave d = 80 sin ( pie t), where d is the horizontal distance (in cm) from the central starting position, and t is...
May 6, 2007 by k

PLEASE HELP ME!
10) a. A recipe for pizza dough says to use a 10 in. by 14 in. rectangular pan. Jake only has a circular pan with a 12 in. diameter. If Jake makes the pizza in his circular pan, will the crust be thicker or thinner? Explain. b. Suppose Jake wants to make a round pizza that is ...
March 25, 2009 by Joy

chemistry
"Ag(s) reacts with none of the 4 (solutions of Ag^+2, Pb^+2, Cu^+2, Zn^+2}. So Ag(s) goes at the bottom of the table for now although there may be some metals below silver when you finish with the entire table. Cu(s) reacts with (Ag^+ solution) so Cu goes above Ag ion. It is ...
April 14, 2008 by Joseph

physics
A newly-discovered plant, "Cosmo", has a mass that is 4 times the mass of the Earth. The radius of the Earth is Re. The gravitational field strength at the surface of Cosmo is equal to that at the surface of the Earth if the radius of Cosmo is equal to... I guess I need some ...
January 19, 2008 by Hannah

physics
Show that if a satellite orbits very near the surface of a planet with period T, the density (mass per unit volume) of the planet is p(rho)=3pi/(GT)^2
May 27, 2012 by myra

Physics
How far from the center of the earth must a satellite be placed so that the acceleration due to gravity is half the value at the surface? (Hint: the diameter of the earth is 1.3x107 m.)
December 3, 2013 by Emily

Physics
Two objects collide and bounce off one another. After the collision, object m1 = 1.67 kg moves off at 14.5 m/s at a heading of 327 degrees. Object m2 = 1.66 kg moves off at 8.9 m/s at a heading of 211 degrees. Initially, m2 was traveling at 11.8 m/s at a heading of 318 degrees...
January 16, 2011 by Joan

English 5 questions
1. During this time period, writers sought to capture the _____________ of the American people during this era of a new postwar economy and society. peace anger anxiety all of the above 2. Like the modernists, postmodern writers focused on _____________ experience and ...
February 15, 2012 by Sara

PHysics!!
Starting from rest at a height equal to the radius of the circular track, a block of mass 25 kg slides down a quarter circular track under the influence of gravity with friction present (of coefficient μ). The radius of the track is 15 m. The acceleration of gravity is 9....
May 8, 2012 by Bob

physics help!!
a 3.5 kg dog stands on a 21 kg flatboat at distance D = 6.1 m from the shore. It walks 2.3 m along the boat toward shore and then stops. Assuming no friction between the boat and the water, find how far the dog is then from the shore. I thought i have the right equation but my...
March 29, 2010 by Anonymous

American History
---- TRUE of FAlSE??/ 1. The Allies had the upper hand against the Japanese in the Pacific during all of 1942. ------------my answer: True?? ** what does upper hand mean? i dont quite getr the meaning of the question. 2. The Soviet Union established several satellite nations ...
April 29, 2008 by CM

physics
In an automatic clothes dryer, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.31 m), as the drawing shows. The appliance is designed so that the clothes tumble gently as they dry. This means that when a piece of clothing reaches an angle of θ above...
February 22, 2012 by Natasha

Physics
In an automatic clothes dryer, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.40 m), as the drawing shows. The appliance is designed so that the clothes tumble gently as they dry. This means that when a piece of clothing reaches an angle of θ above...
October 2, 2012 by Jackson Kerr

science
According to Kepler's law of harmonies, which of these planets takes the longest to orbit the Sun? mars jupitor venus neptune
October 22, 2008 by Yelena

science
According to Kepler's law of harmonies, which of these planets takes the longest to orbit the Sun? mars jupitor venus neptune
October 22, 2008 by Yelena

Physics
For a scene in a movie, a stunt driver drives a 1.40x10^3 kg pickup truck with a length of 4.53 m around a circular curve with a radius of curvature of 0.333 km. The truck is to curve off the road, jump across a gully 10.0 m wide, and land on the other side 2.96 m below the ...
December 14, 2010 by Anonymous

science
A stairwell is supported by two circular steel rods at one end. The other end supported above. The two steel rods are subjected to a total load of 12,800lbs. The rods are 24 ft long and E=30*10^6 psi. Select the rod based on the following specs. The rod deformation should not ...
April 18, 2010 by stacey graham

physics
A stairwell is supported by two circular steel rods at one end. The other end supported above. The two steel rods are subjected to a total load of 12,800lbs. The rods are 24 ft long and E=30*10^6 psi. Select the rod based on the following specs. The rod deformation should not...
April 18, 2010 by stacey graham

Physics/Math
A boy whirls a stone in a horizontal circle of radius 1.2 m and at height 2.0 m above ground level. The string breaks, and the stone flies horizontally and strikes the ground after traveling a horizontal distance of 10 m. What is the magnitude of the centripetal acceleration ...
February 3, 2007 by winterWX

Physics
A tennis player strikes a ball when it is 1.1 m above the ground, with a velocity 20 m/s at 17 degrees above the horizontal. The net is 8 m away horizontally and it is 0.5 m high. How high, vertically, above the net does the ball pass?
October 1, 2010 by Jon

Physics-Mechanics
A poorly designed playground slide begins with a straight section and ends with a circular arc as shown in the figure below. img716.imageshack.us/img716/8381/25746193.jpg A child starts at point P and slides down both sections of the slide. At some point on the circular arc, ...
October 8, 2010 by Genevieve

physics
a 1.5-kg object moves up the y-axis at a constant speed. When it reaches the origin,the forces F1 =5.0 N at 37 deg above the the + x-axis, F2 = 2.5 N in the +x-direction, F3 = 3.5 N at 45 deg below the -x-axis, and F4 = 1.5 N in the -y direction are applied to it(a) Will the ...
January 17, 2008 by melissa

Physics
For a scene in a movie, a stunt driver drives a 1.90 103 kg pickup truck with a length of 4.09 m around a circular curve with a radius of curvature of 0.333 km (Fig. 7.29). The truck is to curve off the road, jump across a gully 10.0 m wide, and land on the other side 2.96 m ...
December 6, 2010 by Sandi

Physics I'm so Lost!!
For a scene in a movie, a stunt driver drives a 1.90 103 kg pickup truck with a length of 4.09 m around a circular curve with a radius of curvature of 0.333 km. The truck is to curve off the road, jump across a gully 10.0 m wide, and land on the other side 2.96 m below the ...
December 12, 2010 by Renee

Math
what is the difference between an equal sign with another line above it and an equal sign with a triangle above it. I was alway taught that the three lines symbolized identity and that the equal sign with a traingle above it signified definition when would you use the three ...
January 2, 2010 by Kate

Physics
A bicycle chain is wrapped around a rear sprocket (r = 0.037 m) and a front sprocket (r = 0.06 m). The chain moves with a speed of 1.2 m/s around the sprockets, while the bike moves at a constant velocity. Find the magnitude of the acceleration of a chain link that is in ...
March 16, 2011 by Shanniganz

Physiology
If a mans ideal weight is 165 lbs. and he weighs 185 lbs., how many pounds above his ideal weight is he? What percent above his ideal weight is he? ______________lbs. above ideal weight ______________% above ideal weight
February 9, 2011 by Ivy

physics
PLEASE EXPLAIN A charge moves a distance of 1.7 cm in the direction of a uniform electric field having a magnitude of 200 N/C. The electrical potential energy of the charge decreases by 9.69095 10−19 J as it moves. Find the magnitude of the charge on the moving ...
February 16, 2010 by Jonathan

physic
Hi! please help 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 coefficient of kinetic friction between the sledge and ...
October 20, 2009 by Chan

physics
according to einstein's mass energy relation M= m'/root[1-(v^2/c^2)] Where M is mass of particle when it moves with velocity 'v' And m' is its initial mass. When particle moves with velocity of light i.e. When 'v=c' then M= m'/0 =infinity i.e. Infinite mass But a photon of ...
August 11, 2013 by edward

Precal
Suppose that you are sitting in a chair on a Ferris wheel that has a diameter of 120 feet that is boarded 6 feet above the ground at the 6 oclock position. If the Ferris wheel moves in a counterclockwise direction and makes one revolution every 12 minutes, how high will your ...
May 26, 2014 by jessica

English
The preposition after "inquiry" should be "about," not "on." Also, "the above mentioned" what? It's not clear what "the above mentioned" is (needs a noun after this phrase), so it would be better to write exactly what is being asked about -- example: Thank you for your inquiry...
June 12, 2007 by Writeacher

Physics
A girl notices a ball moving straight upward just outside her window. The ball is visible for 0.25 seconds as it moves a distance of 1.05m from the bottom to the top of the window. How long does it take before the ball reappears? What is the greatest height of the ball above ...
September 18, 2010 by Jon

physics
A catapult launches a rocket at an angle of 47.5 above the horizontal with an initial speed of 109 m/s. The rocket engine immediately starts a burn, and for 2.49 s the rocket moves along its initial line of motion with an acceleration of 30 m/s2. Then its engine fails, and ...
April 25, 2012 by tina

Physics
Determine the energy neded to put 5kg, initially at rest on Earth's surface, into geosynchronous orbit. I get 2.9*10^8 where did I gow wrong?
April 1, 2009 by Malcom

Physics
An austronaut orbits the Earth in the space shuttle, in one complete orbit, is the magnitude of thr displacement the same as the distance traveled?
September 8, 2011 by Ashley

Geometry
A lighthouse keeper in his observation tower 120 feet above the water sees a pontoon airplane and a small fishing boat. If the plane is directly above the boat, how far above sea level is the plane flying, rounded to the nearest foot? Be sure to show your work
March 28, 2014 by Jackie

Physics
A rocket is launched at an angle of 42◦ above the horizontal with an initial speed of 76 m/s. It moves for 9 s along its initial line of motion with an acceleration of 29 m/s^2. At this time its engines fail and the rocket proceeds to move as a projectile. The ...
September 6, 2010 by John

physics
In Fig. 8-49, a block slides down an incline. As it moves from point A to point B, which are 3.0 m apart, force acts on the block, with magnitude 3.8 N and directed down the incline. The magnitude of the frictional force acting on the block is 5.3 N. If the kinetic energy of ...
October 14, 2010 by Anonymous

physics
A hypodermic needle consists of a plunger of circular cross-section that slides inside a hollow cylindrical syringe. When the plunger is pushed, the contents of the syringe are forced through a hollow needle (also of circular cross section). If a 4.0- N force is applied to the...
April 24, 2012 by lenny

geology
We determine the structure of the Earth's core using: a)deep mine shafts b)satellite imaging c)radar and sonar d)seismic wave data e)magnetic resonance imaging
September 27, 2010 by Layla

Science
We determine the structure of the Earth's core using ? deep mine shafts. satellite imaging. radar and sonar. seismic wave data. magnetic resonance imaging.
February 20, 2011 by Anonymous

physics
A certain hydraulic system is designed to exert a force 100 times as large as the one put into it. (a) What must be the ratio of the area of the slave cylinder to the area of the master cylinder? (b) What must be the ratio of their diameters? (c) By what factor is the distance...
April 1, 2014 by Mohanad

physics
A boy of mass 65.3 kg is about to disembark from a canoe of mass 36.1 kg. The canoe is initially at rest, with the bow just touching the dock (see figure). The center of the canoe is 3.0 m behind the bow. As the boy moves forward 6.0 m to the bow, the canoe moves away from the...
February 10, 2011 by Anonymous

Physics
A block slides down an incline. As it moves from point A to point B, which are 5.0 m apart, a force F acts on the block, with magnitude 2.1 N and directed down the incline. The magnitude of the frictional force acting on the block is 10 N. If the kinetic energy of the block ...
March 13, 2011 by John

PHYSICS! HELP PLEASE
A shopper pushes a cart 43 m south down one aisle and then turns 90.0 west and moves 15 m. He then makes another 90.0 turn and moves 10 m. (a) What is the largest possible displacement of the shopper? ______ m _____ counterclockwise from west (b) What is the smallest ...
September 27, 2011 by Allison

physics
An Olympic basketball player shoots towards a basket that is 5.66 m horizontally from her and 3.05 m above the floor. The ball leaves her hand 1.74 m above the floor at an angle of 42.0o above the horizontal. What initial speed should she give the ball so that it reaches the ...
October 19, 2011 by obinna

physics
An Olympic basketball player shoots towards a basket that is 5.64 m horizontally from her and 3.05 m above the floor. The ball leaves her hand 1.71 m above the floor at an angle of 41.0o above the horizontal. What initial speed should she give the ball so that it reaches the ...
October 22, 2011 by Nick

Physics
A particle of mass m moving at 5 m/s in the positive x direction makes a glancing elastic collision with a particle of mass 2m that is at rest before the collision. After the collision, m moves off at an angle of 45 degrees to the x axis and 2m moves off at 60 degrees to the x...
April 6, 2010 by Lauren

science
A block of mass 0.5 kg is pushed a distance x against a spring with k=450 N/m. When released the block slides along a frictionless horizontal surface to a point B, the bottom of a vertical circular track of radius R=1 meter. The track is not smooth. When the block reaches ...
June 18, 2011 by claire

geometry
to estimate the number of daises in a field students toss a ball into the field and mark a circular region with a radius of 15 feet from where the ball landed. the students then counted 35 daises in the circular region. if the entire field is approximately rectangular with ...
January 5, 2012 by luckybee

physics
Two friends, Al and Jo, have a combined mass of 171 kg. At an ice skating rink they stand close together on skates, at rest and facing each other, with a compressed spring between them. The spring is kept from pushing them apart, because they are holding each other. When they ...
January 25, 2012 by Jen

story
Investment reports often include correlations. Following a table of correlations among mutual funds , a reports add," Two funds can have perfect correlation, yet differnet levels of risk. For example, Funda A and Fund B may be perfectly correlated, yet fund A moves 20% ...
September 5, 2012 by ami

SAT math
I've really been stuck on these questions: 1. If ( x + 2 y )= -4 and am = 6, then 2amx + 4amy = ____ ? 2. The integers x and y are such that x > y > 0 and x 2 - y 2 = 31. If x y = 1, what is the value of x + y ? 3. What is the value of a that will make this system of ...
May 31, 2013 by mysterychicken

Algebra
Given a line with a slope of 4, how does the graph of the line differ if the slope is changed to -4? a) There is no change b) It moves 8 units in the y axis c) It moves 8 units on the x axis d) It changes from uphill to downhill e) It changes from downhill to uphill
December 13, 2009 by Geoffrey

physics
A stationary billiard ball, mass 0.17 kg, is struck by an identical ball moving at 4.8 m/s. After the collision, the second ball moves off at 60 to the left of its original direction. The stationary ball moves off at 30 to the right of the moving ball's original direction. ...
January 24, 2013 by Anonymous

Calculus (Math 2A)
Gravel is being dumped from a conveyor belt at a rate of 20 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 19 feet high? Recall ...
February 19, 2012 by What is wrong with it?

Physics concept question
A long straight horizontal wire carries a current I = 2.10 A to the left. A positive 1.00 C charge moves to the right at a distance 4.50 m above the wire at constant speed v = 2250 m/s. What are the magnitude and the direction of the magnetic force on the charge? h t tp:// ...
March 7, 2011 by Robert

math check
1.find the area heigh 5ft width 8 ft A=H x W A= 5ft x 8Ft A= 40ft^2 2.The circular surface of a table has a diameter of 4 ft. What it will cost to have the top refinished if the company charges $5.00 per square foot for the refinishing ? Use 3.14 for pi and round your answer ...
January 6, 2007 by tammy

memorial university
An Olympic basketball player shoots towards a basket that is 5.66 m horizontally from her and 3.05 m above the floor. The ball leaves her hand 1.74 m above the floor at an angle of 42.0o above the horizontal. What initial speed should she give the ball so that it reaches the ...
October 19, 2011 by obinna

Physics
(a) calculate the energy in joules put out by a 9.0 V calculator battery that moves 3.0 C of charge through a handheld calculator after 1 hr of operation. (b) calculate the energy put out by a 12.0 V car battery that moves 1000 C of charge (as it may when starting the car's ...
May 10, 2010 by Nina

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

Calc
a partial moves along the x-axis so that its velocity at time t, for 0< = t = < 6, is given by a differentiable function v whose graph is shown above. The velocity is 0 at t=0, t=5, and the graph has horizontal tangents at t=4. the areas of the regions bounded by the t-...
May 19, 2008 by sammy

help math
a partial moves along the x-axis so that its velocity at time t, for 0< = t = < 6, is given by a differentiable function v whose graph is shown above. The velocity is 0 at t=0, t=5, and the graph has horizontal tangents at t=4. the areas of the regions bounded by the t-...
May 20, 2008 by dave

math
If the radius of a circular wave is increasing at 2 meters/sec, how fast is the area changing when the radius is 5 meters? A)62.8 square meters per second B)25.0 square meters per second C)31.4 square meters per second D)6.3 square meters per second E) None of the above
March 7, 2013 by Jessica

physics
A charge moves a distance of 1.4 cm in the direction of a uniform electric field having a magnitude of 244 N/C. The electrical potential energy of the charge decreases by 108.3 10−19 J as it moves. Find the magnitude of the charge on the moving particle. The electrical...
February 8, 2013 by EMily

physics
What is the minimum speed, relative to the Sun, necessary for a spacecraft to escape the solar system if it starts at the Earth's orbit? Please tell me what formula
March 11, 2011 by Rachel

Physics
A triply ionized beryllium atom (Be3+) has only one electron in orbit about the nucleus. What is the radius of the ion when it is in the n = 9 excited state?
April 6, 2012 by DCM

Science
I don't know the formula for calculating the magnitude of the momentum of the earth in its journey around the sun. The mass is 6x10^24kg and its radius of orbit is 1.5x10^11m.
August 8, 2013 by Yagi mirriam.

Science: physics
Why does the moon not require a push to keep it along its orbit around the earth? -I have to use Newton's first law of motion.
September 30, 2013 by Losa

science
all of the following are explanations for glacial periods EXCEPT. a. varying solar energy b. volcanism c. biological organisms d. Earth's orbit's precession
January 14, 2014 by alex

physics
A 1.5-kg object moves up the y-axis at a constant speed. When it reaches the origin, the forces F1 = 5.0 N at 37 degrees. above the +xaxis, F2 N in the +X direction, F3 = 3.5 N at 45 degrees below the -X axis, and the F4 = 1.5 N in the - y direction are applied to it. a)Will ...
January 18, 2008 by Will

PHYSICS(HELP)
A small block of mass m=1 kg glides down (without friction) a circular track of radius R=2 m, starting from rest at height R. At the bottom of the track it hits a massless relaxed spring with spring constant k= 11 N/m, which starts to be compressed as the block continues to ...
January 12, 2014 by Anonymous

AP Physics
A long, straight wire carries a current of 740 mA. A thin metal rod 45 cm long is oriented perpendicular to the wire and moves with a speed of 1.8 m/s in a direction parallel to the wire. What are the size and direction of the emf induced in the rod if the nearest point of the...
April 9, 2011 by Martina

Physics
Sam is taking his girlfriend Sally out for a ride in his boat. He starts out at rest. He accelerates with an acceleration of 0.263 m/s^2 for 92.1 s. At that time Sally decides they are going fast enough and the boat moves at constant speed for a distance of 286 m. Then Sally ...
October 28, 2010 by Andy

Physics
A car is traveling around a horizontal circular track with radius r = 190.0 m at a constant speed v = 22.0 m/s as shown. The angle A = 15.0 above the x axis, and the angle B = 63.0 below the x axis. 1) What is the magnitude of the cars acceleration? 2) What is the x ...
January 19, 2013 by Anonymous

Physics
A thief is trying to escape from a parking garage after completing a robbery, and the thiefs car is speeding (v = 17.5 m/s) toward the door of the parking garage. When the thief is L = 14 m from the door a police officer flips a switch to close the garage door. The door ...
August 30, 2011 by Anon14

Physics
A boy whirls a stone in a horizontal circle of radius 1.2 m and at height 2.0 m above ground level. The string breaks, and the stone flies horizontally and strikes the ground after traveling a horizontal distance of 10 m. What is the magnitude of the centripetal acceleration ...
February 3, 2007 by Troyyyy

physics
A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center, as shown in the figure below. The linear speed of a passenger on the rim is constant and equal to 6.00 m/s. A.What is the magnitude of the passenger's acceleration as she passes through ...
February 2, 2011 by mely

physics
A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center, as shown in the figure below. The linear speed of a passenger on the rim is constant and equal to 6.00 m/s. A.What is the magnitude of the passenger's acceleration as she passes through ...
February 2, 2011 by andrea

Physics
A ball is thrown from a point 1.0 m above the ground. The initial velocity is 19.6 m/s at an angle of 30 degrees above the horizontal. Find the maximum height of the ball above the ground. Calculate the speed of the ball at the highest point in the trajectory.
September 21, 2012 by Anonymous

Precal
.Pump Jack Problem: An oil well pump jack is shown in Figure 3-9f. As the motor turns, the walking beam rocks back and forth, pulling the rod out of the well and letting it go back into the well. The connection between the rod and the walking beam is a steel cable that wraps ...
November 8, 2011 by Matt

PHYSICS
A ball is thrown from a point 1.2 m above the ground. The initial velocity is 19.8 m/s at an angle of 34.0 above the horizontal. (a) Find the maximum height of the ball above the ground. (b) Calculate the speed of the ball at the highest point in the trajectory.
October 16, 2007 by STEPH

PHYSICS
A ball is thrown from a point 1.1 m above the ground. The initial velocity is 20.3 m/s at an angle of 32.0 above the horizontal. (a) Find the maximum height of the ball above the ground??? (b) Calculate the speed of the ball at the highest point in the trajectory???
January 30, 2012 by Anonymous

PHYSICS
A ball is thrown from a point 1.1 m above the ground. The initial velocity is 20.3 m/s at an angle of 32.0 above the horizontal. (a) Find the maximum height of the ball above the ground??? (b) Calculate the speed of the ball at the highest point in the trajectory???
January 31, 2012 by Anonymous

Physics
A ball is thrown from a point 1.1 m above the ground. The initial velocity is 20.0 m/s at an angle of 32.0 above the horizontal. (a) Find the maximum height of the ball above the ground. (b) Calculate the speed of the ball at the highest point in the trajectory.
September 13, 2012 by Sherry

Physics
A ball is thrown from a point 1.38 m above the ground. The initial velocity is 19.9 m/s at an angle of 33.8 above the horizontal. Find the maximum height of the ball above the ground. Calculate the speed of the ball at the highest point in the trajectory.
September 20, 2012 by David

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