# 3. A gas is confined in a 0.47-m-diameter cylinder by a piston, on which rests a weight. The mass of the piston and weight together is 150 kg. The atmospheric pressure is 101 kPa. (a)What is the pressure of the

17,995 results, page 93
1. ## Math

A circular table has a diameter of 48". The table can be enlarged by inserting two rectangular leaves, each 18" wide and 48" long. What is the area of the expanded table?

asked by Barb on February 3, 2013
2. ## geometry

A cylindrical tank is being constructed to hold 10,000 ft^3 of water. The diameter of the tank is 36ft. What is the minimum height needed for the tank?

asked by Piggy on April 12, 2012
3. ## maths

the thickness of a metallic tube is 1 cm and the inner diameter of tube is 12 cm . Find the weight of 1 meter tube long, if the density of metal be 7.8 gram/cm^3

asked by sona on November 16, 2010
4. ## Math

Let AB be the diameter of circle Γ1. In the interior of Γ1, there are circles Γ2 and Γ3 that are tangent to Γ1 at A and B, respectively. Γ2 and Γ3 are also externally tangent at C. This exterior tangent cuts Γ1 at P and Q, with PQ=20. The area that

5. ## math

Many scientists believe that the increase of carbon dioxide (CO2) in the atmosphere is a major contributor to global warming. The Environmental Protection Agency estimates that one gallon of gasoline produces on average about 19 pounds of CO2 when it is

asked by Marie P. on August 3, 2014
6. ## Chemistry

Construct a cooling curve (looks the same as a heating curve) for a substance with a molar mass of 200 that has a gas phase specific heat capacity of 2.9J/g K, a boiling point of 525 K,a liquid phase specific heat capacity of 3.24 J/g K, a freezing point

asked by Neveah on February 7, 2016
7. ## chemistry

The density of diamond is 3.51 g/cm^3 and the density of platinum is 21.43g/cm^3. If equal masses of diamond and platinum are transferred to equal volumes of water in separate graduated cylinders, which graduated cylinder would have the greatest volume

asked by summer on January 22, 2017
8. ## physics

An object of mass 1.5 kg rests on a shelf where it has a gravitational potential energy of 7 joules. An object of mass 4.5 kg is placed on the same shelf. What is the gravitational potential energy of this second object?

asked by pepito on November 24, 2014
9. ## physic

An object of mass 1.5 kg rests on a shelf where it has a gravitational potential energy of 7 joules. An object of mass 4.5 kg is placed on the same shelf. What is the gravitational potential energy of this second object?

asked by roxy on October 22, 2009
10. ## Physics

Two cylinders having weights of 100 kN and 200 kN with radii of 100 mm and 200 mm are placed with heavier weight above the lighter weight and both of them are placed in a container having a width of 500 mm. Assuming that the length of the container and

asked by van on April 21, 2016
11. ## Algebra 2

The radius of a right cylinder is 15 inches and its height is 6 inches. What single amount can be added to either the radius or the height so that the volumes will increase the same amount?

asked by unanimous on November 23, 2011
12. ## Ap Chemistry

Posted by Jake on Sunday, September 23, 2007 at 1:08pm. My objective is to find the molar volume of a gas. Is this the correct balanced equation for magnesium ribbon reacting with hydrochloric acid to form hydrogen gas? 2Mg (s) + 2HCL (l) ----> H2 (g) +

asked by Jake on September 25, 2007
13. ## physics

A block of mass m1 = 13.5 kg rests on a wedge of angle θ = 27∘ placed over a table.. An inextensible string is attached to Block M1, passes over a frictionless pulley at the top of the wedge, and is then attached to another block of mass M2 = 3 kg. The

asked by ss01 on October 1, 2013
14. ## Science

A rod of length L=1.80m is mounted to a wheel (solid cylinder) of radius R=8.00cm. A massless rope is wound on the wheel, and then connects to a block of mass m=0.250kg. The mass is released from rest and allowed to fall. 1. Find the tension in the rope.

asked by Leila on June 16, 2014
15. ## geometry

LPG is stored in highly insulated spherical vessels in most oil refineriesif.If the inside diameter of one of these tanks is 11.4ft, find it's volume. Report your answer to the nearest one-tenth of a gal. Use r=3.14 and 1 cubic ft=7.5gal

asked by Nancy on December 30, 2012
16. ## Math: Area of Circles

Find the area of each circle shown below. The image shows a) a circle with the diameter of 20 cm and b) a circle with the radius of 7 m.

asked by Cami on March 5, 2018
17. ## Algebra

The equation of a mirror in a particular telescope is y= (x^2)/(520), where x is the radius (in cm). If the mirror has a diameter of 32 centimeters, what is the depth of the mirror?

asked by Calisha on May 26, 2011
18. ## Math

Ashley made an pie with a diameter of 25 cm. She cuts the pie into 6 equal slices. What is the area of each pie?

asked by Ashley on October 29, 2016
19. ## Math

a cylindrical cup is made so that the sum of its diameter and its height is 25 cm. find the dimensions of the cup so that the surface area of the cup is a maximum. The answers are. D= 50/3. H=25/3. But how do u get that

asked by Anonymous on May 4, 2015
20. ## math

Let AB be the diameter of circle Γ1. In the interior of Γ1, there are circles Γ2 and Γ3 that are tangent to Γ1 at A and B, respectively. Γ2 and Γ3 are also externally tangent at the point C. This tangent line (at C) cuts Γ1 at P and Q, with PQ=20.

asked by hemant on May 8, 2013
21. ## Math

The cross section of a pipe of length 49cm.the thicknes of the pipe is 1cm4mm and the outer diameter is 30cm.find the volume of the pipe.

asked by Simon on February 6, 2013
22. ## math

asked by Anonymous on October 19, 2014
23. ## Chemistry

The diameter of a hydrogen nucleus is 1.0 X 10 -3 pm and its mass is 1.67 X 10 -24 g. What is the density of the nucleus in grams per cubic centimeter? Assume the nucleus is a sphere with volume = 4/3pie r3.

asked by Kristina on July 4, 2015
24. ## algebra

How many cubic feet are inthe volume of a round swimming pool which is 16 feet in diameter and 4 feet deep throughout? Express your answer in tterms of pi.

asked by mw on December 17, 2010
25. ## chemistry 111

in calibrating your thermometer by setting only the freezing and boiling points, what assumptions are you making regarding the internal diameter of the thermometer and the expansion of the thermometer fluid?

asked by pat on February 26, 2012
26. ## Math

A truck with 40-in.-diameter wheels is traveling at 50 mi/h. a) Find the angular speed of the wheels in rad/min b) How many revolutions per minute do the wheels make?

asked by Ray on February 12, 2014
27. ## maths literacy

You baked 36 cookies. One cookie has a diameter of 7 cm and is 15 mm thick. You must pack 12 cookies in a rectangular or cylindrical box. Determine the height of 12 cookies in centimetres.

asked by Zama on October 26, 2013
28. ## physics

A circular steel wire 2.00 m is to stretch no more than 0.25 cm when a tensile force of 400 N is applied to each end of wire. What minimum diameter is required for the wire?

asked by colleen on August 22, 2009
29. ## Math. 10 Points.

The diameter of a tire is 2ft A. Find The Circumference of the tire B.About How Mant Times Will The Tire Have To Rotate To Travel One Mile (SHOW YOUR WORK)

asked by Kolton on February 23, 2017
30. ## Physics

A 1.2 -long steel rod with a diameter of 0.50 hangs vertically from the ceiling. An auto engine weighing 4.7 is hung from the rod. By how much does the rod stretch?

asked by Coco on November 23, 2012
31. ## physics

A 15-cm-long tendon was found to stretch 3.7 mm by a force of 13.4 N. The tendon was approximately round with an average diameter of 8.5 mm. Calculate Young’s modulus of this tendon.

asked by emy on November 6, 2013
32. ## Chemistry

The density of diamond is 3.51g/cm^3,and the density of platinum is 21.43g/cm^3.If equal masses of diamond and platinum are transferred to equal volumes of water in separate graduated cylinders,which graduated cylinder would have the greatest volume

asked by Alasow on September 4, 2016
33. ## physics

A merry-go-round rotates at the rate of 0.16 rad/s with a(n) 43.0 kg man standing at a point 2.4 m from the axis of rotation. What is the new angular speed when the man walks to a point 0.64 m from the center? Assume that the merry-go-round is a solid 5.99

asked by Jalen on March 30, 2015
34. ## Physics

A horizontal 873 N merry-go-round of radius 1.11 m is started from rest by a constant horizontal force of 70.6 N applied tangentially to the merry-go-round. Find the kinetic energy of the merry-go-round after 3.59 s. The acceleration of gravity is 9.8 m/s2

asked by Caryn on March 26, 2010
35. ## Chemistry

Consider a sample of helium and a sample of neon, both at 30ºC and 1.5atm. Both samples have a volume of 5.0 liters. Which statement concerning these samples is not true? a- each weighs the same amount b- each has the same # of atoms of gas c- the density

asked by John S. on November 6, 2009
36. ## physics

Consider the system shown in the diagram. The pulley is a uniform cylinder with mass m3 = 0.60 kg and radius R = 4.0 cm, the other two masses are m1 = 2.5 kg and m2 = 1.0 kg, and á = 30o. Assume the rope is massless, there is no slipping of the rope on

asked by sam on March 8, 2016
37. ## physics

A jewel thief decides to hide a stolen diamond by placing it at the bottom of a crystal-clear fountain. He places a circular piece of wood on the surface of the water and anchors it directly above the diamond at the bottom of the fountain, as shown below.

asked by vanessa on May 16, 2007
38. ## physics

1) In 2011, the total of all residential customers in Halton Region used 54 540 000 m3 of water. Halton Region has a population of around 500 000 people and Milton (part of Halton Region) has a population of around 85 000 people. Assuming all people in

asked by sara on November 15, 2014
39. ## Physics

An amusement park ride called the Rotor consists of a room in the shape of a vertical cylinder (2.10 m in radius) which, once the riders are inside, begins to rotate, forcing them to the wall. When the room reaches a speed of one rotation every 1.36 s, the

asked by Kellie on October 23, 2011
40. ## English

Thank you very much. Could you please help me check these sentences? 1)In the second stanza there is the description of a gas attack toward the trenches: a white fog raises up suddenly. While the poet manages to wear the gas mask, someone isn't fast

asked by Henry1 on May 2, 2011
41. ## science

A circular hole of 150 mm diameter is to be punch out of a 2 mm thick plate. the shear stress needed to cause fracture is 400 Mpa. calculate the minimum force to be applied to the punch.

asked by Hassan on October 19, 2015
42. ## Algebra

A person riding a Ferris wheel with a diameter of 64 feet travels once around the wheel in 25 seconds. What is the average speed of the rider in miles per hour? (Round your answer to one decimal place.)

asked by Vicki on March 27, 2015
43. ## Calculus

Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.040000 cm thick to a hemispherical dome with a diameter of 60.000 meters

asked by Salman on November 11, 2009
44. ## Physics matter and its properties

A bar is 500 mm long and is stretched to 505 mm with a force of 50 kN. The bar is 10 mm diameter. Calculate the stress and strain The material has remained within the elastic limit. Determine the modulus of elasticity.

asked by farid on December 27, 2013
45. ## Maths

How many silver coins, 2cm in diameter and of thickness 2 mm, must be melted to form a showpiece in the form of a frustum of a cone having height 9 cm and radii of the outer circular ends as 5cm and 3cm?

asked by Simran on April 5, 2016
46. ## Calculus

Use linear approximation or differentials to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.010000cm thick to a hemispherical dome with a diameter of 75.000meters.

asked by Tenylob on October 19, 2011
47. ## Calculus

Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.100000 cm thick to a hemispherical dome with a diameter of 75.000 meters.

asked by rimmel on November 15, 2009
48. ## physics

A 19 turn circular coil of wire has diameter 1.09 m. It is placed with its axis along the direction of the Earth's magnetic field of 51.0 µT, and then in 0.195 s it is flipped 180°. An average emf of what magnitude is generated in the coil?

asked by Cassandra on November 14, 2013
49. ## Math

When the waiter was asked to slice the 16-inch (in diameter) pizza into exactly 4 slices of equal size, he decided to do so using concentric circles rather than radial slices. Determine the radii of each of the three cuts he had to make.

asked by Devin on February 14, 2011
50. ## math

Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.100000 cm thick to a hemispherical dome with a diameter of 55.000 meters.

asked by shima on November 16, 2017
51. ## Engineering

Determine the required nominal diameter of a threaded steel rod to carry an axial load of 16,000 pounds in tension if the tensile stress of 20,000 psi is permitted.

asked by David on February 13, 2009
52. ## As Physics

asked by Susan on March 4, 2010
53. ## fluid mechanics

A dam has been constructed of a large cylindrical pipe 10ft in diameter an 3ft long. Calcualte the net vertical and horizontal components of the fluid(water) force on this dam.

asked by Kim on March 22, 2015
54. ## fluid mechanics

A dam has been constructed of a large cylindrical pipe 10ft in diameter and 3ft long. Calculate the net vertical and horizontal components of the fluid(water) force on this dam.

asked by Kim on March 22, 2015
55. ## PHYSICS-electricity & magnetism

An electric field exits inside a fluorescent tube of diameter 3.00cm. In one second, 2.00x10^18 electrons and 0.50x10^18 positive ions pass through a certain cross section. What is the current in the tube?

asked by Brandon on February 24, 2012
56. ## Math

on july 16, 1882, a massive thunderstorm over Dubuque, Iowa, produced huge hailstones. The diameter of some of the hailstones was 17 in. ICe weighs about 0.033 lb/in^3;. Whas is the approximate weightof a 17 in. hailstone?

asked by Ellie on January 13, 2011
57. ## math

Assuming that a table saw blade has a diameter of 12 inches and spins at 3450 revolutions per minute (RPMs),determine how fast the tip of the teeth of the saw blade are traveling in miles per hour.

asked by emma on May 4, 2013
58. ## calculus

2. A spin balancer rotates the wheel of the car at 480 revolutions per min. if the diameter of the wheel is 26 in what road speed is being tested in the miles per hour? Round to the nearest tenth

asked by Nolan on April 30, 2012
59. ## Calculus1

The strength, S, of a rectangular wooden beam is proportional to its width times the square of its depth. Find the dimensions of the strongest beam that can be cut from a 12 inch diameter cylindrical log.

asked by ACDub on April 4, 2014
60. ## Math

Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.020000 cm thick to a hemispherical dome with a diameter of 40.000 meters. How do I do this?

asked by jonh on March 2, 2013
61. ## Math Calculus

A cylindrical tank with axis horizontal has a diameter d and a length L. It holds oil to depth d ( d

asked by Rahul on April 17, 2018
62. ## math-bobpursely

Sorry bobpursely, but may I know what the E stands for in your formula? What is the Surface area of a glass bead that has the diameter of 11m? Express your answer to the nearest square mm. radius= .0055m radius^2= 5.5E-3 ^ 2=30.25 E-6m 4PIr^2= about

asked by Emma on October 1, 2010
63. ## Physics

A turntable with a moment of inertia of 0.017 kg*m^2 rotates feely at 3.3 rad/s. A circular disk of mass 240 g and diameter 26 cm, and initially not rotating, slips down a spindle and lands on the turntable.

asked by John on December 4, 2011
64. ## Physics

a 2 centimeter diameter ball of 50 grams rolls at constant velocity across a table. it takes 4 seconds to travel 3 meters. Sketch graph of horizontal position, velocity and acceleration.

asked by Tan on December 6, 2012
65. ## Maths

The diameter of a ball bearing is to have an averageof 2.0 Cm. A random sampling of 10 bearings is selected every hour to check the diameters. The sample selected at 9 a.m gave the following measurements: 2.02, 2.04, 2.00, 1.98, 2.04, 2.04, 2.00, 2.02,

asked by Zinnia on August 13, 2011
66. ## Physics

A cylindrical copper cable 1.50Km long is connected across a 220.0V potential difference. (a) What should be its diameter so that it produces heat at a rate of 50.0W? (b) What is the electric field inside the cable under these conditions?

asked by Rohan Khan on June 10, 2011
67. ## Trigonometry

Find the diameter of a pulley which is driven at 360 rpm by a belt moving at 40 ft/s. Then in 1 s the pulley turns through an angle theta measuring 12 pi radians and a point on the rim travels a distance s= 40 ft.

asked by Geee on November 10, 2017
68. ## chem

Calculate delta G, delta A, and delta Stotal for each of the following processes and state any approximations made: (a) Reversible vaporization of 39 g of C6H6 at its normal boiling point of 80.1°C and 1 atm; (b) Adiabatic reversible expansion of 0.100

asked by tang on October 5, 2017
69. ## physics

43. A block of mass 2.00 kg rests on a ramp tilted at 25.0°. Coefficients of friction for the block/ramp: μs = 0.300, μk = 0.100. A string passing over a high quality pulley connects the block with a bucket as shown below. The bucket contains sand but a

asked by Devin on February 17, 2015
70. ## Physics

A sturdy wooden board, 4.0 meters long and with a mass of 32 kg, rests on two supports (labeled L and R) placed 1.2 m from each end as shown in the figure below. (a) Suppose that a man with a mass of 60 kg stands at the center of the board (point a). What

asked by Sam on November 16, 2010
71. ## Physics

The pressure gauge on a tank registers the gauge pressure, which is the difference between the interior and exterior pressure. When the tank is full of oxygen (O2), it contains 9.00 kg of the gas at a gauge pressure of 40.0 atm. Determine the mass of

asked by Tmurg on April 11, 2010
72. ## 4 CALCULUS study problem

1. How fast does the radius of a spherical soap bubble change when you blow air into it at the rate of 15 cubic centimeters per second? Our known rate is dV/dt, the change in volume with respect to time, which is 15 cubic centimeters per second. The rate

asked by Samantha on January 9, 2014
73. ## calculus

A water heater in the shape of a circular cylinder is standing vertically, resting on one of the round ends. The tank is 60 inches tall and has a volume of 30 gallons. If water is flowing into the tank at the rate of 5 gallons per minute, at what rate is

asked by joseph on December 28, 2012
74. ## help meee

A cylinder shaped can needs to be constructed to hold 200 cubic centimeters of soup. The material for the sides of the can costs 0.03 cents per square centimeter. The material for the top and bottom of the can need to be thicker, and costs 0.05 cents per

asked by Sid on October 14, 2017
75. ## Physics

A half pipe can be thought of as half of a cylinder with radius of 7.00m. If a skater with mass 75.0 kg, starts with an initial velocity of 5.00 m/s at the top of the ramp, (a), what is his velocity at the very bottom of the ramp? The skater then

asked by Sophia on March 23, 2017
76. ## Math

A cylinder shaped can needs to be constructed to hold 400 cubic centimeters of soup. The material for the sides of the can costs 0.03 cents per square centimeter. The material for the top and bottom of the can need to be thicker, and costs 0.06 cents per

asked by jonh on March 10, 2013
77. ## math

A cyclinder cooling tank has an outside diameter of 6.00 ft. the wall on all sides are 5.00in thick and the tank is 10.0ft tall. how many gallons of water will this tank hold?

asked by william on November 13, 2015
78. ## Maths

The thickness of a metallic tube is 1 cm and the inner diameter of the tube is 12 cm find the weight of 1 metre long tube is the density of the metal be 7.8 gram per centimetre cube

asked by PRASHANT bhardwaj on November 29, 2017
79. ## Physics

A 13 cm long animal tendon was found to stretch 3.8 mm by a force of 13 N. The tendon was approximately round with an average diameter of 9.0 mm. Calculate the elastic modulus of this tendon.

asked by Phil on October 29, 2010
80. ## physics

A 13 cm long animal tendon was found to stretch 3.8 mm by a force of 13.8 N. The tendon was approximately round with an average diameter of 7.0 mm. Calculate the elastic modulus of this tendon.

asked by emma on November 17, 2009
81. ## Physics 101

A carousel has a diameter of 10 m. How far (path length) does little Joey, strapped in at the very edge of the carousel, travel if the carousel is rotated through angle of 45 degrees, 45 rad and 45 rev, respectively?

asked by Brittany on November 12, 2015
82. ## Physical Science

I need some help. I have tried working this problem and can't get it. A class is building a scale model of the planets based on the model of Mercury having a radius 0.5cm. What is the diameter of Saturn for this model?

asked by mel on April 8, 2012
83. ## math

A cyclinder cooling tank has an outside diameter of 6.00 ft. the wall on all sides are 5.00in thick and the tank is 10.0ft tall. how many gallons of water will this tank hold?

asked by will on November 14, 2015
84. ## math

A cyclinder cooling tank has an outside diameter of 6.00 ft. the wall on all sides are 5.00in thick and the tank is 10.0ft tall. how many gallons of water will this tank hold?

asked by william on November 13, 2015
85. ## Physics

a 76 kg window cleaner uses a 12 kg ladder that is 5.8 m long. he places one end on the ground 2.8 m from a wall, rests the upper end against a cracked window, and climbs the ladder. he is 2.5 m up along the ladder when the window breaks. neglect friction

asked by Sarah on March 3, 2008
86. ## physics

An object has a gravitational potential energy of 24 joules when it rests on a shelf 3 m above the ground. What would be its gravitational potential energy when it is lowered to a shelf 1 m above the ground? o A. 8 joules o B. 12 joules o C. 22 joules o D.

asked by roxy on October 22, 2009
87. ## Math

Kate made a birthday cake for Bryan’s second birthday. One of the guests on the party (who is a preschool director) thought how awesome it would be to have a cake like this for the Open House next week! She asked Kate to make one for her. She wanted to

asked by Althea on August 15, 2015
88. ## Math

Kate made a birthday cake for Bryan’s second birthday. One of the guests on the party (who is a preschool director) thought how awesome it would be to have a cake like this for the Open House next week! She asked Kate to make one for her. She wanted to

asked by Althea on August 15, 2015
89. ## Chemistry

1. A gas initially at 10 C must be changed to _____ C to triple the pressure. 2. When a student plotted ln [vapor pressure of a gas] vs. inverse Kelvin temperature, she obtained a straight line with a slope equal to -20000 K. According to the Clausius

asked by Joan on April 23, 2009
90. ## English

1. The gate is shut at 7. 2. The gate gets shut at 7. 3. The gate grows shut at 7. 4. The gate becomes shut at 7. (Are they all the same in meaning?) 5. The gate is shut now. 6. The gate stands shut now. 7. The gate lies shut now. 8. The gate remains shut

asked by rfvv on November 30, 2016
91. ## Chem

What is the density of N2O, a gas, at STP? How many moles are in 16 grams of O2? density = mass/volume 1 mol of a gas occupies 22.4 L at STP. density = molar mass/molar volume = ?? #2. 1 mol O2 has a mass of 32 grams? grams = mols/molar mass = ??

asked by Chris on February 5, 2007
92. ## physic

A spring lies on a horizontal table, and the left end of the spring is attached to a wall. The other end is connected to a box. The box is pulled to the right, stretching the spring. Static friction exists between the box and the table, so when the spring

93. ## physics

A spring lies on a horizontal table, and the left end of the spring is attached to a wall. The other end is connected to a box. The box is pulled to the right, stretching the spring. Static friction exists between the box and the table, so when the spring

asked by sammy on July 16, 2013
94. ## English

1. The gate is shut at 7. 2. The gate gets shut at 7. 2-2. The gate grows shut at 7. 2-3. The gate becomes shut at 7. (Can we use all the verbs? are they the same in meaning?) 3. The gate is shut now. 4. The gate stands shut now. 5. The gate lies shut now.

asked by rfvv on December 2, 2016
95. ## english

punctuating sentences, adding subject/and or verb. I do not get it, I am lost with this assignment. I need help. 1. With five gallons of gas. 2. Because the store was closed. 3. For the seventh time. None of these three is a complete sentence. You need to

asked by Anonymous on July 21, 2007
96. ## Math Help!!

When the owner of a gas station sets the price of 1 gallon of unleaded gasoline at 2\$, he can seek approximately 20,000 gallons per day. When he sets the price of gas at 5\$ per gallon, he can sell approximately 14,000 gallons per day. Let G(x) denote the

asked by Tori on January 29, 2015
97. ## History

3.)why would a seminole not like the united states honoring the memory of andrew jackson? A.)He fought wars against them and eventually forced them to move to Oklahoma.*** B.)He fought wars against them and prospected for natural gas in seminole lands.

asked by #FreeGucci on March 28, 2016
98. ## Math Help!!

When the owner of a gas station sets the price of 1 gallon of unleaded gasoline at 2\$, he can seek approximately 20,000 gallons per day. When he sets the price of gas at 5\$ per gallon, he can sell approximately 14,000 gallons per day. Let G(x) denote the

asked by Victoria on January 29, 2015
99. ## physics

Hurricanes can involve winds in excess of 120 km/h at the outer edge. Make a crude estimate of the energy of such a hurricane, approximating it as a rigidly rotating uniform cylinder of air (density 1.3 kg/m^3) of radius 120 km and height 4.5 km. Make a

asked by kim on October 26, 2010
100. ## physics

Hurricanes can involve winds in excess of 120 km/h at the outer edge. Make a crude estimate of the energy of such a hurricane, approximating it as a rigidly rotating uniform cylinder of air (density 1.3 kg*m^3 of radius 120 km and height 4.5 km. Make a

asked by Marisol on October 26, 2010