
Physics
A soccer player kicks the ball that travels a distance of 36.0 m on a level field. The ball leaves his foot at an initial speed of (v0) and an angle of 30.0° above the ground. Find the initial speed (v0) of the ball.
asked by Alina on September 19, 2018 
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
asked by Anonymous on January 30, 2012 
math
In a storm, a plane flew against the wind and took 9 hours to cover 3,600 miles. The return trip, traveling with the wind, took 1 hour less. find the air speed of the plane, and the speed of the wind.
asked by zack on April 4, 2011 
precalc
Let f(x) = 2x and g(x) = √(x − 7). Find and simplify completely a.) f(3+h)−f(3)/ 8h b.) g ◦ f)(5)/ (f ◦ f)(3) for part 8 i have, 2^(3+h)  2^3/8h = 8*2^h 8 / 8h. I'm having a brain fart but am i able to subtract 8 from 8 or is the 8*2^h seen as
asked by help! on March 30, 2016 
Physics
two locomotives start at the SAME place but Locomotive A gets a half hour head start. Locomotive A travels at 100 km/hr and Locomotive B travels at 140 km/hr.Find the time elapsed and how far each traveled before they meet.
asked by Steph on September 26, 2012 
Chemistry
18. Explain how the atomic number of an element identifies the element. 19. How can atomic number and mass number be used to find the numbers of protons, electrons, and neutrons? 20. An atom is identified as platinum195
asked by Rosio on September 21, 2006 
math
Eli's Dad made him a birthday cake, but forgot to buy candles. He could only find a few. But Eli was smart in math, so his Dad said,"The ratio of candles to years is 3 to 5." That gave him the right number. How old was Eli?
asked by Tyree on October 30, 2017 
physics
In open heart surgery a much smaller amount of energy will defibrillate the heart. (a) What voltage is applied to the 9.00 µF capacitor of a heart defibrillator that stores 45.0 J of energy? kV (b) Find the amount of stored charge. mC
asked by Kg on September 30, 2012 
math
ABCDE is a circle with centre O. The diameter, AC, is extended to the point F so that CF = 16 cm. The line BF is the tangent to the circle at B and FDE is a straight line such that FD = 18 cm and chord DE = 14 cm (D and E are points of intersection of the
asked by Valeriya on January 25, 2019 
British Literature
I have to write a compare and contrast essay of the characterization of Sir Gawain and The Wanderer and I can't really find a difference between the two characters. I've found many ways I can compare the characters, but no differences. I need help finding
asked by Sabrina on September 24, 2014 
math
a 3ft tall boy casts a 4ft shawdow at the same time a tree casts a 72 foot shawdow using the pythagorean therem find the distance from the top of the tree to the tip of the shawdow
asked by carly on December 19, 2011 
maths
A cuboidal room is 1 and 1/2 as long again as it is broad. The cost of carpeting the room at the rate of Rs.5 per m sq is Rs.480 and the cost of papering the walls with coloured paper at the rate of Rs.3 per m sq is Rs.360. Find the dimensions of the room
asked by Anonymous on January 26, 2013 
Physics
A car starting from rest is uniformly accelerated so that it's velocity in 5 seconds is 36 km/h . It travels at this velocity for 5 seconds, and then a brake is applied to bring it to rest in the next 5 seconds. Find the total distance travelled
asked by Claire on October 3, 2016 
Math
The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by pH = logx where x represents the concentration of the hydrogen ions in the solution in moles per liter. Find
asked by lili on January 6, 2017 
math
An antique dresser was purchased for $7500 in 2005. The dresser increases in value by 9% per year. Find the value of the dresser in 2025. So i thought it would be : A = 7500(1+0.09)^(20) A = 42033... However I have been told it could be: Value = 7500 +
asked by Daniel on April 7, 2013 
Physics
The position of the front bumper of a test car under microprocessor control is given by x(t)=2.17m+(4.80m/s2)t2−(0.100m/s6)t6. Find it's acceleration the second instant when the car has zero velocity. I already know that the position of the car when it
asked by Lost on June 8, 2015 
physics
A spacecraft is traveling with a velocity of v0x = 5690 m/s along the +x direction. Two engines are turned on for a time of 845 s. One engine gives the spacecraft an acceleration in the +x direction of ax = 1.35 m/s2, while the other gives it an
asked by Kaley on September 24, 2014 
maths
a horse is tied to a pole by a rope if the horse moves along a circular path keeping the rope tight and describe 176 m when it has traced out 72degree at the pole find the length of the rope
asked by faizel on January 1, 2013 
Prob and stats
A card is to be chosen at random from a shuffled deck. Find the probability the card drawn is A. The queen of clubs , given that it is an honor card B. a red four, given that the face number is even C. A seven, given that the face number is prime Please
asked by Mac on February 19, 2013 
Algebra
on Monday morning, a mechanic has no cars in her shop. the table at right shows the number of cars dropped off and picked up each day. Find the total number of cars left in her shop on Friday.
asked by Lindsey on August 31, 2015 
physics
A 2130kg space station orbits Earth at an altitude of 455 km. Find the magnitude of the force with which the space station attracts Earth. The mass and mean radius of Earth are 5.98 × 1024 kg and 6370 km, respectively
asked by mike on November 7, 2012 
physics
a 2.0kg block is pushed against a spring that has a force constant of 10 n/m. the spring is compressed 10 cm. when the block is released, it slides across a rough surface for 25 cm before it stops. find the coefficient of friction between the block and the
asked by jen on February 6, 2011 
Solid Mensuration
one diagonal of a cyclic quadrilateral coincides with a diameter of a circle whose area is 36pi cm^2. If the other diagonal which measures 8cm meets the first diagonal at right angles, find the area of quadrilateral. Show your solutions
asked by Joy on April 30, 2016 
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
asked by Anonymous on January 31, 2012 
Solid Mensuration
one diagonal of a cyclic quadrilateral coincides with a diameter of a circle whose area is 36pi cm^2. If the other diagonal which measures 8cm meets the first diagonal at right angles, find the area of quadrilateral. Show your solutions
asked by Anonymous on April 30, 2016 
math
In a clinical trial, a drug used to reduce blood pressure caused side effects in 6% of the patients who took it. For a new rial, two patients were selected at random. Find the probability that both the patients had side effects.
asked by ally on March 11, 2012 
math
In a clinical trial, a drug used to reduce blood pressure caused side effects in 6% of the patients who took it. For a new rial, two patients were selected at random. Find the probability that both the patients had side effects.
asked by karen on March 10, 2012 
math
A rectangular field is to be enclosed by a fence. Two fences parallel to one side of the field divide the field into three rectangular fields. If 2400m of fence are available find the dimensions giving the max area.
asked by steven on July 12, 2009 
mathsP5
There are 2 packets of flour, Y & Z.The ratio of the mass of Y to Z is 4:1. If 26g is added to Z,the ratio of the mass of Y to Z is 7:5. Find the mass of the 2 packets at first. Pls show how to solve by model method as i have not learnt algebra. tks
asked by joel on August 20, 2011 
College Physics
A uniformly charged conducting sphere of 1.3 m diameter has a surface charge density of 8.7 µC/m2. (a) Find the net charge in coulombs on the sphere. (b) What is the total electric flux leaving the surface of the sphere?
asked by Stephanie2317 on July 8, 2012 
Chemistry
A 0.642 g sample of an unknown gas was collected over water at 25 C and 1.04 atm. The collection cylinder contained 151.3 mL of gas after the sample was released. Find the molar mass of the unknown gas?
asked by Anonymous on April 27, 2015 
physics
A snowmobile is originally at the point with position vector 26.1 m at 95.0° counterclockwise from the x axis, moving with velocity 4.25 m/s at 40.0°. It moves with constant acceleration 1.73 m/s2 at 200°. After 5.00 s have elapsed, find the velocity
asked by Megan on February 4, 2015 
algebra (21)
A polot flies 630 miles wit a tail wind of 35 miles per hour. Against the wind, he flies only 455 miles in the same amount of time. Find the rate of the plane in still air.
asked by Anita on November 9, 2007 
physics
A soccer player kicks the ball toward a goal that is 18.0 m in front of him. The ball leaves his foot at a speed of 19.3 m/s and an angle of 27.0 ° above the ground. Find the speed of the ball when the goalie catches it in front of the net.
asked by louis on February 6, 2013 
Statiatics
Need help please. Determine whether each experiment is a binomial experiment or can be reduced to a binomial experiment. If so, describe a trial, determine the random variable, and state n, p and q. a) You roll a die 15 times and find the sum of all the
asked by Josh on November 25, 2015 
Physics
A soccer player kicks the ball toward a goal that is 27.0 m in front of him. The ball leaves his foot at a speed of 16.7 m/s and an angle of 36.0 ° above the ground. Find the speed of the ball when the goalie catches it in front of the net.
asked by WR on September 7, 2013 
Math
Maria had a square piece of paper. She cut 3 inches off the length and 4 inches off the width. Now the paper has a surface area of 30 in2. Which equation would you use to find the dimensions of the original piece of paper? A. x2  7x + 12 = 0 B. x2  7x 
asked by Tyrone on June 3, 2010 
statistics
The average salary for graduates entering the actuarial field is $40,000. If the salaries are normally distributed with a standard deviation of $5000 (σ = 5000), find the probability that a graduate will have a salary over $45,000: P(X > 45,000).
asked by Mary on March 7, 2012 
Calculus
A rectangular page is to contain 72 square inches of print. The page has to have a 4 inch margin on top and at the bottom and a 2 inch margin on each side. Find the dimensions of the page that minimize the amount of paper used.
asked by Uri on June 29, 2015 
physics
Accomplished silver workers in India can pound silver into incredibly thin sheets, as thin as 3.00 x 107 m (about one hundredth of the thickness of a sheet of paper). Find the area of such a sheet that can be formed from 3.70 kg of silver.
asked by Tyler on February 7, 2017 
Advanced Maths (Vectors) AQA Level, please help?
An aircraft have a speed in still air of 400 km/h. A wind is blowing from the south at 80 km/h. The pilot wishes the aircraft to travel due east. Find the direction in which aircraft should be steered and the speed at which it will travel.
asked by jat on February 12, 2012 
PHYSICSSS HELP PLEASE
A crate of potatoes of mass 9.0 kg is on a ramp with angle of incline 30° to the horizontal. The coefficients of friction are μs = 0.69 and μk = 0.41. Find the frictional force (magnitude and direction) on the crate if the crate is at rest. magnitude N
asked by Anonymous on February 13, 2012 
Math
Andy needs to pay off a loan of $18,000 in 5 years. Find the amortization payment he would need to make each semimonthly pay period (twice a month)at 6% compounded bimonthly, in order to pay off the loan.
asked by Maria on April 17, 2014 
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
asked by David on September 20, 2012 
Calc. Checking Answer
Find the antiderivative by hand in each case. S stands for the integral sign I want to make sure I am doing these correctly. A) S x*sqrt(10 + x^2) dx So, u= 10 + x^2 du= 2xdx du/2= xdx (1/2) S sqrt(u) du (1/2)*((u^(3/2))/(3/2)) (1/2)*(2/3)*(u^(3/2))
asked by Chelsea on April 6, 2011 
Physics
A man using a 70 kg garden roller on a level surface, exert a force of 200 newton at 45 angle to the ground. Find the vertical force of the roller on the ground (a) if he pulls (b) if he pushes the roller
asked by Faraja john at nyasubi secondary on August 6, 2017 
Math probabilities
A gumball machine contains 6 red gumballs and 6 white gumballs. Two gumballs are purchased, one after the other, without replacement. Find the probability that at least one gumball is white. Express your answer as a decimal, rounded to the nearest
asked by Brenda on March 23, 2016 
Physics
The force required to stretch a Hooke’slaw spring varies from 0 N to 63.5 N as we stretch the spring by moving one end 5.31 cm from its unstressed position. Find the force constant of the spring. Answer in units of N/m
asked by Ted on February 8, 2013 
chem, help please
A 0.580kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. The velocity of the rock is 4.50 m/s. What is the centripetal force acting on the rock? how do i find centripetal force??
asked by Jon on November 19, 2010 
Physics
A soccer player kicks the ball toward a goal that is 23.0 m in front of him. The ball leaves his foot at a speed of 17.6 m/s and an angle of 29.0 ° above the ground. Find the speed of the ball when the goalie catches it in front of the net.
asked by Cece on February 6, 2015 
Math
Suppose we are given for identical red flags, 2 identical blue flags, and 3 identical green flags. Find the number of (M) different signals that can be formed by hanging the nine flags in a vertical line. M=? PLEASE DO NOT SOLVE! PLEASE only tell how to do
asked by dddd47906 on April 9, 2014 
Algebra
Here is my question: If (2, 3) and (5, 4 are the endpoints of a diagonal of a square, what are the coordinates of the other two vertices? I got (2,3) and (5,4). But the other question was: What is the area of the square? How would you find this? Do you
asked by Celina on December 2, 2008 
Maths
A cone shaped candle whose height is 3 times its radius is melting at the constant rate of 1.4 cm^3 s^1. If the proportion of radius to height is preserved, find the rate at which the radius will be decreasing when it is 3.7cm. Answer: 0.01
asked by Harry on April 30, 2019 
Calculus
suppose a car is decelerating at a constant rate of 5 m/s^2 (i.e. its acceleration is 5m/s^2) . If the car has an initial velocity of 25m/s, how far does the car travel before coming to a full stop? So do I try to integrate the acceleration to find the
asked by Satesh Gobin on January 12, 2015 
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
asked by STEPH on October 16, 2007 
physics
A car of mass 1200kg travelling at 72km/h was brought to rest in 4 seconds. 1. what is this period in m/s? 2. find; a. the deceleration of the car. b. the force that caused the car to come to rest. c.the distance it travelled during its deceleration.
asked by chibwe on April 19, 2017 
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
asked by Caitlin on September 23, 2012 
Algebra 2
1. Find the slope of the line through the pair of points. (1/3,0) and (1/2,1/2) Choices: 3 1/3 1/3 3 2. Write in standard form an equation of the line passing through the given point with the given slope. Slope=8/7; (5,3) Choices: 8/7x+y=61/7
asked by Jacob on October 18, 2010 
Calculus
The top and bottom margins of a poster are 2 cm and the side margins are each 4 cm. If the area of printed material on the poster is fixed at 386 square centimeters, find the dimensions of the poster with the smallest area.
asked by Nathan on November 18, 2013 
physics
The hook of a spring balance carries an object of mass 5kg And the balance is suspended vertically from the roof of a lift. Find the reading on the spring balance when the lift is going down with an acceleration of 0.1m/s^2? g=10m/s^2
asked by jay on August 17, 2015 
MATH
For each of the following angles, find a coterminal angle with measure (theta symbol) such that 0 degrees is greater than or equal to theta symbol < 360 degrees. a) 100 degrees. I really do not understand how to work this problem and I need help
asked by Catherine on August 19, 2013 
Physics
The force required to stretch a Hooke’slaw spring varies from 0 N to 70.4 N as we stretch the spring by moving one end 5.35 cm from its unstressed position. Find the force constant of the spring. Answer in units of N/m
asked by Patrick on December 14, 2012 
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
asked by Laura on September 21, 2012 
Calculus Please check
Please check my answers and let me know if I did something wrong. Thank you! Find the partial derivative of x, and the partial derivative of y, then the partial derivative of x (1,1), and the partal derivative of y (1,1). f(x,y) = x^4 y^2 x here is what
asked by Jennifer on November 20, 2014 
Chemistry
Find the ratio of the volumes of NaC3H5O3 soloution to HC3H5O3 (lactic acid) required to prepare a buffer with a pH of 3.90. the solutions are equal in molarity. Ka = 1.4 x 104 for HC3H5O3. ratio = ________ mL of NaC3H5O3 per mL of HC3H5O3
asked by Bill on February 22, 2017 
Math
Ok so I totally forgot how to find a common denominator when your adding fractions, could someone please tell me the steps to do that? :) multiply. Multiply the denominators together and this gives the new denominator. Divide each denominator into the new
asked by Kaitlin S. on April 12, 2007 
geometry
ye has 44 feet of fencing to enclose a rectangular garden. She wants to to enclose as much area as possible. use trial and error to find maximur are faye can enclose with all 44 feet of fence. name the lencth and width that gives maximum area.
asked by jonny on September 9, 2012 
physics
A soccer player kicks the ball toward a goal that is 15.0 m in front of him. The ball leaves his foot at a speed of 17.1 m/s and an angle of 35.0 ° above the ground. Find the speed of the ball when the goalie catches it in front of the net.
asked by anonymous on February 3, 2014 
Science
An 80 kg person decides to jump off the back end of a 30 kg canoe. His friend measures the speed of the canoe after he jumps to be 0.8 m/s. The canoe was initially at rest. What rule would I use to find the speed of the person who jumped?
asked by Micheal on January 19, 2012 
physics
In Physics, it is important to use mathemat ical approximations. For instance, in a small angle approximation, tan α ∼ sin α . Find the largest angle α for which the dif ference of sin α − tan α is less than 3.52% of the sin α value.
asked by ryan on June 28, 2011 
Statistics
In a certain Math class, the probabilities have been empirically determined for various numbers of absentees on any given day. These values are shown in the table below. Find the expected number of absentees in a given day. Number of absentees, x 0 1 2 3 4
asked by Joan on April 20, 2016 
physics
A positive charge q1 = 2.70 uC on a frictionless horizontal surface is attached to a spring of force constant k as in the figure. When a charge of q2 = –8.60 uC is placed 9.50 cm away from the positive charge, the spring stretches by 5.00 mm, reducing
asked by Brette on November 7, 2012 
geometry
a rectangular box is to be constructed with its length four times the size of its width, and its height one half the size of its length. the volume of the box must be 1000 cubic centimeters. find the dimensions of the box
asked by Anonymous on October 19, 2011 
algebra
the customer service department resolved 106 of 120 customer complaints in a onehour time span.To the nearest thousandth,find the reolve rate of the customer service department
asked by tina on August 31, 2010 
business math
Please help me to solve the question below. An electrical appliances shop owner estimates that his sales will increase by 5% every month. The sales for the first month were $30,000. Find: a)The sales for the 10th month b)the total sales for the first year
asked by Shadow of me on June 30, 2011 
physics
A snowmobile is originally at the point with position vector 31.3 m at 95.0° counterclockwise from the x axis, moving with velocity 4.77 m/s at 40.0°. It moves with constant acceleration 1.92 m/s2 at 200°. After 5.00 s have elapsed, find the following.
asked by wallu on March 16, 2013 
Geometry
A floor measures 19' by 16'. There is a rug centered on the floor with a 2'border all the way around the rug. If the carpet cost 415.00 per square yard, find the cost of the rug. Remember: convert yards to feet.
asked by jean on June 8, 2011 
physics
A spacecraft is traveling with a velocity of v0x = 6370 m/s along the +x direction. Two engines are turned on for a time of 843 s. One engine gives the spacecraft an acceleration in the +x direction of ax = 1.20 m/s2, while the other gives it an
asked by Isabella on October 11, 2010 
physics
using a powerful air gun, a steel ball is shot vertically upward with a velocity of 80 m/s, followed by another shot after 5 seconds. find the initial velocity of the second ball to meet the first ball 150 m from the ground.
asked by Astro on January 25, 2014 
Physics, Please Help
A 2130kg space station orbits Earth at an altitude of 455 km. Find the magnitude of the force with which the space station attracts Earth. The mass and mean radius of Earth are 5.98 × 1024 kg and 6370 km, respectively.
asked by Mike on November 29, 2012 
Math calculus
The top and bottom margins of a poster are 8 cm and the side margins are each 8 cm. If the area of printed material on the poster is fixed at 382 square centimeters, find the dimensions of the poster with the smallest area?
asked by MArıam on November 27, 2015 
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
asked by David on September 22, 2012 
theoretical optics
A man 1.5meter tall stands in front of a concave mirror whose radius is 30cm. Find the position of the man that will lead to his image on the screen 20 cm. from the mirror. How big is the man's image?
asked by Barbie on March 19, 2012 
math
there are essay competion will be held and winner will get rupees 100and who don't win will get rupees 25.there are total prize money is rupees 3000.and total participant is 63.find the number of winner.
asked by narinder kumar on April 25, 2016 
math
a number consist of 2 digits the digit in the unit place is thrice that inthe ten's place and if 1 is added to sum of the digits the addition is equal to onethird of the number.find the number
asked by anju on August 15, 2016 
Math
In a series of three plays, a college football team had the following results:loses 5 yards, gains 8 yards, and loses 7 yards. Find the net gain (or loss) after this series. The answer is suppose to be 4. ( I keep getting 4)
asked by Stacey on January 27, 2010 
math
Find the stationary point on the curve y=x^21 and show that it is a minimum point by checking the derivative on both sides of it. I've found that its stationary point is (0, 1), just don't understand what "check the derivatives of both sides of it"
asked by Anon on July 4, 2019 
Intermediate Algebra
The fax mailer bought a fax machine for $600. The fax machine depreciates at a rate of $20 a month. Find a function that can be used to determine the value of the fax machine t months after purchase. Complete the model below F(t)=__?
asked by Student5 on February 12, 2014 
math
pretend u r making beads for all the students in your school and u have 1,000,000 and u want to separate all the different beads. And u will to put 100,000 in to each box. Witch box will u find the 4,358,216th bead.
asked by kayla on September 5, 2012 
Math
The top and bottom margins of a poster are 6 cm and the side margins are each 7 cm. If the area of printed material on the poster is fixed at 384 square centimeters, find the dimensions of the poster with the smallest area.
asked by David on November 16, 2015 
11
How do I work this problem? Flying with the wind, an airplane can travel 1080 miles in six hours, but against the wind, it goes 360 miles in half the time. Find the air speed and wind speed
asked by Judy on December 5, 2011 
Physics
A 2130kg space station orbits Earth at an altitude of 455 km. Find the magnitude of the force with which the space station attracts Earth. The mass and mean radius of Earth are 5.98 × 1024 kg and 6370 km,
asked by reema on October 20, 2018 
physics
An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.
asked by Dee on September 26, 2011 
Physics
Find the angle that the vector R = A + B makes with the positive x axis, use counter clockwise as the positive angular direction, between the limits of −180 degrees and +180 degrees. Answer in units of degrees
asked by Shana on November 18, 2011 
physics
A container of volume 0.39 m3 contains 8.7 mol of argon gas at 32◦C. Assuming argon behaves as an ideal gas, find the total internal energy of this gas. Answer in units of J.Given: R = 8.31451 J/mol • K.
asked by Sandhya on December 4, 2008 
physics
Landing with a speed of 87.7 m/s, and traveling due south, a jet comes to rest in 939 m. Assuming the jet slows with constant acceleration, find the magnitude and direction of its acceleration. Magnitude of acceleration
asked by martha on September 5, 2012 
Calculus
A solid is formed by rotating the region bounded by the curve y=e−3x2 and the xaxis between x=0 and x=1, around the xaxis. The volume of this solid is 3(1−e−3). Assuming the solid has constant density , find x and y. I know that y bar must be 0.
asked by Terrence on October 27, 2011 
physic
can someone give me 5 examples for the conservation of the angular momentum , 5 for the conservation of the impulse , and 5 for the conservation of the mechanical energy , in sport , arts or in technique , or just give me a site to find these examples, but
asked by auro on April 10, 2011 
physics
A uniformly charged conducting sphere of 1.2 m diameter has a surface charge density of 7.1 µC/m2. (a) Find the net charge in coulombs on the sphere. (b) What is the total electric flux leaving the surface of the sphere?
asked by Ty on January 29, 2011 
physics
An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.
asked by Dee on September 26, 2011
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