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April 25, 2014

Search: A U-shaped tube, open to the air on both ends, contains mercury. Water is poured into the left arm until the water column is 12.4 deep

Number of results: 3,927

physics
A U-shaped tube contains a fluid of density 1.5x10^3 kg/m^3. the right side of the tube is closed, with vacuum above the fluid. The left side of the tube is open to the atmosphere. Assume the atmospheric pressure outside the tube is exactly 10^5 Pa. a) How much higher will the...
Sunday, December 9, 2012 at 10:46pm by Casey

Physics
These are questions that follow a lab on resonance with tuning forks and a resonance tube in a water-filled graduated cylinder in part 1 (closed tube), and tuning forks with a sliding tube in part 2 (open tube). What are some applications of this study of resonating air ...
Wednesday, March 26, 2008 at 7:39pm by Mike

Math
A cylindrical tube is open at both ends.the internal diameter tube 10.4cm and its length is 25cm. If the thickness of the tube 8mm everywhere,find the total surface of area of the tube.
Tuesday, February 5, 2013 at 12:41pm by Simon

Physics
Can someone help me on here? thanks. :) A U-shaped tube is partly filled w/ water and partly filled w/ liquid that does not mix w/ water. Both sides of the tube are open to the atmosphere. What is the density of the liquid?
Tuesday, November 11, 2008 at 9:16pm by Akitsuke

physics
A U-shaped tube is partly filled with water and partly filled with a liquid that does not mix with water. Both sides of the tube are open to the atmosphere. If h1 = 0.46 m and h2 = 0.25 m, what is the density of the liquid? on the left side of the tube is the liquid h2= 0.25 m...
Tuesday, April 10, 2012 at 4:14pm by Adam

physic
An air column in a glass tube is open at one end and closed at the other by a movable piston. The air in the tube is warmed above room temperature, and a 350 Hz tuning fork is held at the open end. Resonance is heard when the piston is at a distance d1 = 22.9 cm from the open ...
Wednesday, June 1, 2011 at 10:37am by sisca

Physics
The water level in a vertical glass tube 1.40 m long can be adjusted to any position in the tube. A tuning fork vibrating at 440 Hz is held just over the open top end of the tube, to set up a standing wave of sound in the air-filled top portion of the tube. (That air-filled ...
Wednesday, May 25, 2011 at 2:44pm by Emma

pressure
ab open tube mercury manometer is used to measure the pressure in an oxygen tank. when the atmospheric pressure is 1040 mbar, what is the absolute pressure (in Pa) in the tank if the height of the mercury in the open tube is a)28 cm higher b)4.2cm lower, than the mercury in ...
Sunday, March 22, 2009 at 8:40am by lisa

physics
Container A is sealed (not open to the atmosphere) filled with water with an unlimited width and depth. Container A consists of Section 1 and 2. The upper part of Container A, Section 1 has 5 feet of air at 21.83 psi Tube B is 80 feet long and full of air at 14.7 psi; B is ...
Wednesday, August 17, 2011 at 10:31pm by Anonymous

physics
An open vertical tube is filled with water and a tuning fork vibrates over the top near the open end. As the water level is lowered in the tube, the first resonance is heard when the water level is at 31 cm from the top of the tube. What is the frequency of the tuning fork? ...
Tuesday, September 6, 2011 at 7:57pm by Leslie

Physics- PLEASE!!
A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right side of the tube, the depth of oil is 5.00 cm . On the left side of the tube, the depth of the oil is 2.30 cm. The density of the water is 1x10^3 , and ...
Friday, December 4, 2009 at 10:11am by Jim

Physics
A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right side of the tube, the depth of oil is 5.00 cm . On the left side of the tube, the depth of the oil is 2.30cm . The density of the water is 1x10^3 kg/m^3...
Thursday, December 3, 2009 at 10:20pm by Danny

Physics
The cross-sectional area of the U-tube shown below is uniform and is equal to one square centimeter (1.00cm^2). One end is open to the atmosphere. Atmosphere pressure may be taken as P1=1.01 * 10^5 Pa. The other end of the U-tube is connected to a pipe in which a constant gas ...
Sunday, August 14, 2011 at 2:45pm by Zuen-Lee

PHYSICS
The cross-sectional area of the U-tube shown below is uniform and is equal to one square centimeter (1.00cm^2). One end is open to the atmosphere. Atmosphere pressure may be taken as P1=1.01 * 10^5 Pa. The other end of the U-tube is connected to a pipe in which a constant gas ...
Sunday, August 14, 2011 at 5:32pm by Zuen-Lee

PHYSICS
The cross-sectional area of the U-tube shown below is uniform and is equal to one square centimeter (1.00cm^2). One end is open to the atmosphere. Atmosphere pressure may be taken as P1=1.01 * 10^5 Pa. The other end of the U-tube is connected to a pipe in which a constant gas ...
Sunday, August 14, 2011 at 5:32pm by Zuen-Lee

physics
A u-shaped tube, open to the air on both ends,contains mercury. Wather is poured into the left arm until the water column is 10.0 cm deep. How far upward from its initial position does the mercury in the right arm rise?
Wednesday, November 24, 2010 at 1:16am by nathan

Physics
The lowest frequency in the audible range is 20Hz. A)What is the length of the shortest open-open tube needed to produce this frequency? B)What is the length of the shortest open-closed tube needed to produce this frequency?
Thursday, April 25, 2013 at 12:22am by Zach Neal

physics
When a tuning fork is held over the open end of a very thin tube, as in the figure below, the smallest value of L that produces resonance is found to be 33.0 cm. (a) What is the wavelength of the sound? [Hint: Assume that the displacement antinode is at the open end of the ...
Sunday, April 15, 2012 at 3:39pm by Jolie

Physics _ Please please help
The cross-sectional area of the U-tube shown below is uniform and is equal to one square centimeter (1.00cm^2). One end is open to the atmosphere. Atmosphere pressure may be taken as P1=1.01 * 10^5 Pa. The other end of the U-tube is connected to a pipe in which a constant gas ...
Wednesday, August 10, 2011 at 3:14pm by Sonya

chemistry
Why did i get this question wrong? its about a u shaped tube with a simepermeable membrane 0.3 M Fe (NO3)2 <~ U ~> 0.5 M sugar 0.1 M NaCl So I did this: 0.3 x3 = 0.9 0.5x1=0.5 0.1x2=0.2 = 0.7 so i chose the answer increase in the water level to the left side of the tube...
Tuesday, October 26, 2010 at 12:34pm by Ben

Physics
To measure how far below the ocean surface a bird dives to catch a fish, a scientist uses a method originated by Lord Kelvin. He dusts the interiors of plastic tubes with powdered sugar and then seals one end of each tube. He captures the bird at nighttime in its nest and ...
Sunday, May 5, 2013 at 8:23am by Lily

Physics121
What are the three longest wavelengths for standing sound waves in a 124-cm-long tube that is (a) open at both ends and (b) open at one end, closed at the other?
Saturday, November 7, 2009 at 9:06pm by Barry

Physic
What are the three longest wavelengths for standing sound waves in a 124-cm-long tube that is (a) open at both ends and (b) open at one end, closed at the other?
Sunday, November 8, 2009 at 2:48pm by SB

Physics121
What are the three longest wavelengths for standing sound waves in a 124-cm-long tube that is (a) open at both ends and (b) open at one end, closed at the other?
Tuesday, November 10, 2009 at 8:00pm by Jasmine

physics
What are the three longest wavelengths for standing sound waves in a 126-cm-long tube that is? (a) open at both ends and (b) open at one end, closed at the other?
Monday, November 8, 2010 at 8:08pm by lizz

Physics
Indicate true or false in each of the following statements: 1. a tube open at one end resonates with only odd harmonics 2. The frequency of a sound emitted by a vehicle as it moves toward you rises as you listen 3. a tube open at both ends resonates with all harmonics 4. an ...
Thursday, May 8, 2008 at 8:01am by Katie

Physics
A flute can be regarded as a tube open at both ends. It will emit a musical note if the flutist excites a standing wave in the air column inside the tube. The lowest musical note that can be played on a flute is C (261.7 Hz). What must be the length of the tube? Assume that ...
Wednesday, May 1, 2013 at 2:19pm by rishabh gupta

Physics
An open tube of length L = 1.60 m and cross-sectional area A = 4.60 cm2 is fixed to the top of a cylindrical barrel of diameter D = 1.27 m and height H = 2.16 m. The barrel and tube are filled with water (to the top of the tube). Calculate the ratio of the hydrostatic force on...
Monday, February 6, 2012 at 8:33am by Emily

physics
A cylindrical tube open at both ends is made of metal. The internal diameter of the tube is 11.2 cm and its length is 21 cm. The metal every where is 0.4 cm thick. Calculate the volume of the metal correct to 1 place of decimal
Saturday, February 16, 2013 at 6:14am by suhani

physics
A cylindrical tube open at both ends is made of metal. The internal diameter of the tube is 11.2 cm and its length is 21 cm. The metal every where is 0.4 cm thick. Calculate the volume of the metal correct to 1 place of decimal
Saturday, February 16, 2013 at 6:14am by suhani

physics
A seashell is basically an open-closed tube rolled up. Explain why you hear a roaring sound (the sound of the sea) when you place a seashell (or any other kind of tube) up to your ear.
Friday, September 26, 2008 at 7:37pm by H

general physics
A meat baster consists of a squeeze bulb attached to a plastic tube. When the bulb is squeezed and released, with the open end of the tube under the surface of the basting sauce, the sauce rises in the tube to a distance h, as the drawing shows. Using 1.013 105 Pa for the ...
Saturday, July 20, 2013 at 7:27pm by please help with these practice problems

Physics
A 0.8 m diameter tank is filled with water to a depth of 2.2 m and is open to the atmosphere at the top. The water drains through a 1.0 cm diameter pipe at the bottom; that pipe then joins a 1.5 cm diameter pipe open to the atmosphere, as shown in Fig. 18-53. |0.8 m...
Tuesday, December 4, 2012 at 10:37pm by Drake

Physics HELP!!
1. What is the longest wavelength for standing sound waves in a 133.9cm long tube that is open at both ends? b).What is the second longest wavelength? c).What is the third longest wavelength? d).What is the longest wavelength for a standing wave, in the same length tube, that ...
Friday, November 30, 2012 at 10:15pm by joane

Chemistry
Suppose I put 1 billion bacteria in a 10 ml tube of saline, mix well, and label this tube A. Answer the following questions: 1. Take 1 ml from tube A and put it in an empty tube B. What is the concentration and number of bacteria in tube B?
Tuesday, November 27, 2012 at 6:41pm by Laura

Chemistry
Suppose I put 1 billion bacteria in a 10 ml tube of saline, mix well, and label this tube A. Answer the following questions: 1. Take 1 ml from tube A and put it in an empty tube B. What is the concentration and number of bacteria in tube B?
Tuesday, November 27, 2012 at 6:45pm by Laura

PHYSICS
an open tube is .86m long. Find the fundamental frequency and frequency of the next harmonic if the Temp=10deg celcius also if you closed one end of the tube what would the new fundamental frequency be?
Monday, March 24, 2008 at 10:36am by shan

Physics
What are the three longest wavelengths for standing sound waves in a 124-cm-long tube that is (a) open at both ends and (b) open at one end, closed at the other? I did 340/(4*1.24)=68.54 3*340/(4*1.24)=205.64 but i am confused
Monday, November 9, 2009 at 9:46pm by SB

Physics
Mercury is poured into the open end of a J-shaped glass tube, which is closed at the short end, trapping air in that end. How much mercury can be poured in before the mercury overflows? Assume air to act like an ideal gas. The long and short arms are 1 m and 0.5 m long, ...
Monday, February 22, 2010 at 10:17pm by I

Physics
Mercury is poured into the open end of a J-shaped glass tube, which is closed at the short end, trapping air in that end. How much mercury can be poured in before the mercury overflows? Assume air to act like an ideal gas. The long and short arms are 1 m and 0.5 m long, ...
Monday, February 22, 2010 at 10:18pm by Isabel

Physics
Mercury is poured into the open end of a J-shaped glass tube, which is closed at the short end, trapping air in that end. How much mercury can be poured in before the mercury overflows? Assume air to act like an ideal gas. The long and short arms are 1 m and 0.5 m long, ...
Tuesday, February 23, 2010 at 1:27pm by Isabel

Physics
Mercury is poured into the open end of a J-shaped glass tube, which is closed at the short end, trapping air in that end. How much mercury can be poured in before the mercury overflows? Assume air to act like an ideal gas. The long and short arms are 1 m and 0.5 m long, ...
Tuesday, February 23, 2010 at 10:53pm by Isabel

Physics
a modified U-tube: the right arm is shorter than the left arm. The open end of the right arm is height d = 10.0 cm above the laboratory bench. The radius throughout the tube is 1.60 cm. Water is gradually poured into the open end of the left arm until the water begins to flow ...
Thursday, November 4, 2010 at 9:46am by Ross

physics
a modified U-tube: the right arm is shorter than the left arm. The open end of the right arm is height d = 10.0 cm above the laboratory bench. The radius throughout the tube is 1.60 cm. Water is gradually poured into the open end of the left arm until the water begins to flow ...
Thursday, November 4, 2010 at 9:46am by Ross

Physics
it didnt let me put the link to image.. A tube of radius 5 cm is connected to tube of radius 1 cm as shown above. Water is forced through the tube at a rate of 10 liters/min. The pressure in the 5 cm tube is 1105 Pa. The density of water is 1000 kg/m3. Assume that the water ...
Tuesday, April 27, 2010 at 7:21pm by Chris

PHYSICS
A tuning fork is set into vibration above a vertical open tube filled with water. The water level is allowed to drop slowly. As it does so, the air in the tube above the water level is heard to resonate with the tuning fork when the distance from the tube opening to the water ...
Monday, May 7, 2012 at 7:13pm by sarah

Physics
The gauge pressure at the bottom of a vertical tube (open to the atmosphere) filled with mecury is 100kPa. How high is the column of mecury in the tube? I used the formula pressure=density * gravity * height which i reaaranged to find h= 100000Pa/(13570kg/m3*9.8)=0.75m but ...
Wednesday, June 15, 2011 at 8:46pm by Katie

physics
Four tubes are set up in the lab at sea level as shown by the figure. The letter under each tube corresponds the question with the same letter. 1 atm = 101300 Pa = 101300 N/m2 ρwater = 1000 kg/m3 (a) What is the pressure pushing down on the surface of the water in tube (a...
Sunday, November 7, 2010 at 7:46pm by Sarah

Physics
There is a small amount of water at the bottom of a sealed containerof volume 4.3 liters which is otherwise full of an ideal gas. A thin tube open to the atmosphere extends down into the water, and up to a height of 238 cm. The system is initially a pressure that maintains a ...
Tuesday, April 6, 2010 at 5:24pm by Noodle

physics
There is a small amount of water at the bottom of a sealed containerof volume 4.3 liters which is otherwise full of an ideal gas. A thin tube open to the atmosphere extends down into the water, and up to a height of 238 cm. The system is initially a pressure that maintains a ...
Tuesday, April 6, 2010 at 11:26pm by Noodle

physics
In a machine, an ideal fluid with a density of 0.9*10^3 kg/m^3 and a pressure of 1.3*10^5 Pa flows at a velocity of 6.0 m/s through a level tube with a readius of 0.5 cm. This tube connects to a level tube that has a radius of 1.5 cm. How fast does the water flow in the larger...
Friday, May 11, 2007 at 11:20pm by Anonymous

chemistry
DATA TABLE 2: SPOT TESTS OF SUPERNATANT SAMPLES FROM REACTION TUBES Substance Added Tube 1 Ppt.? Tube 2 Ppt.? Tube 3 Ppt.? Tube 4 Ppt.? Tube 5 Ppt.? Tube 6 Ppt.? Pb(NO3)2 yes yes no no no no NaI no no no yes yes yes reagent present in excess How do I identify whether or not ...
Wednesday, March 10, 2010 at 1:57pm by BT

classical mechanics
A U-tube open at both ends to atmospheric pressure is filled with an incompressible fluid of density . The cross-sectional area of the tube is uniform and the total length of the column of fluid is . A piston is used to depress the height of the liquid column on one side by a...
Tuesday, December 10, 2013 at 10:40am by socorro

physics
Glycerin, of density 1260.0 kg/m3, is poured into an open U-shaped tube. Ethyl alcohol, of density 790.0 kg/m3, is then poured into one arm until the height of the alcohol column is 21.4 cm. The two liquids do not mix. What is the difference in height between the top surface ...
Thursday, December 3, 2009 at 6:43pm by Anonymous

Physics
A figure shows a section of a long tube that narrows near its open end to a diameter of 1.0 mm. Water at 20 degrees celsius flows out of the open end at 0.020 L/s. What is the gauge pressure at point P, where the diameter is 4.0 mm?
Tuesday, November 27, 2012 at 9:47pm by Cristian

Principle
"the maximum blood pressure in the upper arm of healthy person is about 12mmHg.If a vertical tube open to the atmosphere is connected to the vein in the arm of the person,determine how high the blood will rise in the tube.Take the density of blood to be 1050kg/m3"
Tuesday, March 6, 2012 at 11:59am by NONO

Physics Classical Mechanics
A U-tube open at both ends to atmospheric pressure P0 is filled with an incompressible fluid of density ρ . The cross-sectional area A of the tube is uniform and the total length of the column of fluid is L . A piston is used to depress the height of the liquid column on ...
Wednesday, December 11, 2013 at 7:52am by Anonymous

Physics
Glycerin is poured into an open U-shaped tube until the height in both sides is 20 {\rm cm}. Ethyl alcohol is then poured into one arm until the height of the alcohol column is 20 {\rm cm}. The two liquids do not mix. What is the difference in height between the top surface of...
Friday, December 7, 2012 at 10:29pm by Amanda

chemistry
the system side of an open u-tube manometer is 48 mm lower than the open side. What is the pressure of the system?
Friday, February 6, 2009 at 10:57pm by kayla

Physics
How does the cochlea sense sound? Snail shaped tube lined with receptor cells which transmits signals to the brain. Correct?
Thursday, October 11, 2012 at 4:43pm by randomchik

Physics
A constricted horizontal tube of radius r(1)=4.00 cm tapers to a tube of radius r(2)=2.50 cm. If water flows at speed 2.00 m/s in the larger tube, (a) find the speed of the water v(2) in the smaller tube. (b) Find the flow rate in this tube.
Wednesday, April 24, 2013 at 11:48am by Lashawn

Biology
I'm doing a lab for gel electrophoresis and we added the digests in the wells of the agarose gel Lane 2 λ Hind III (a standard) Lane 4 Tube 1 Lane 5 Tube 2 Lane 6 Tube 3 Lane 7 Tube 4 Now will DNA in tube 1 which only has dh20, 10x buffer, and no enzyme show on...
Tuesday, April 2, 2013 at 2:11pm by Michelle

Physics _ College
A 50 cm long hollow glass cylinder is open at both ends and is suspended in air. A source of sounds that produces a pure frequency is placed close to one end of the tube. The frequency is placed close to one end of the tube. The frequency of the sound source is slowly ...
Wednesday, August 10, 2011 at 1:37pm by Sonya

chemistry
Assume you are in a lab with a test tube of sulfuric acid. You drop a piece of calcium into the tube. What do you observe happening in the tube? thank you
Thursday, January 24, 2008 at 9:41pm by roma

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
Tuesday, November 16, 2010 at 11:44am by sona

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
Tuesday, November 16, 2010 at 12:09pm by sona

physics
A tube is open only at one end. A certain harmonic produced by the tube has a frequency of 445.0 Hz. The next higher harmonic has a frequency of 525.9 Hz. The speed of sound in air is 343 m/s. (a) What is the integer n that describes the harmonic whose frequency is 445.0 Hz? (...
Sunday, April 29, 2007 at 1:22am by Cavin

Urgent - Physics
The U-shaped glass tube in the figure below contains two liquids in mechanical equilibrium: sea water of density 1.025 kg/L, and an unknown liquid of density ρ. The unknown liquid is in the left tube, floating on top of the water with a clearly visible interface. Use h1...
Tuesday, January 27, 2009 at 12:42am by Jen

HELLLLP Math
A steel tube, which is closed at both ends, is filled with air. The air in the tube is vibrating at a frequency of 200Hz. Use 340m/s for the speed of sound in air. If the 200Hz vibration respresents the fundamental standing wave for the tube, how long is the tube?
Thursday, December 8, 2011 at 9:24pm by jen

chemistry
One end of an open-ended manometer is connected to a canister of unknown gas. The atmospheric pressure is 1.03 atm. The mercury level is 18.6 mm higher in the U-Tube on the side open to the atmosphere than on the side attached to the canister. What is the pressure of gas in ...
Tuesday, May 11, 2010 at 7:19pm by steve

PHYSICS
A 33 cm-tall, 6 cm-diameter plastic tube has a sealed bottom. 266 g of lead pellets are poured into the bottom of the tube, whose mass is 45 g, then the tube is lowered into a liquid. The tube floats with 5 cm extending above the surface. What is the density of the liquid?
Wednesday, March 23, 2011 at 5:06pm by Alexia

Physics
There is a small amount of water at the bottom of a sealed container of volume 5.2 liters which is otherwise full of an ideal gas. A thin tube open to the atmosphere extends down into the water. The system is initially at atmospheric pressure and temperature 113 Celsius. If we...
Tuesday, April 6, 2010 at 4:44am by Plaster

physics
what kinetic energy does an electron acquire if it falls through a potential difference of 21,000 volts in a TV picture tube? How long will it take for that electron to travel from the "gun" end of the tube to strike the other end of the tube and create a light signal if the ...
Monday, April 12, 2010 at 10:22pm by john

PHYSICS
A 50cm long hollow glass cylinder is open at both ends and is suspended in air. A source o sound that produces a pure frequency is placed close to one end of the tube. The frequency of the sound is slowly increased from a very low value. The tube is first observed to resonate ...
Tuesday, August 9, 2011 at 9:57pm by Melissa

Chemistry
it's a review for our exam. a ____ is formed by a liquid at its surface in a tube, and can be shaped upwards or downwards. also.. what is the the Relative Mass for protons, neutrons, and electrons? thanks a ton :]
Wednesday, December 9, 2009 at 9:10pm by fe

Physics
For a resonance tube apparatus (open ended on one side) with a total tube length of 1.00 meter, on a day when the speed of sound is 340 m/s, how many resonance positions will be observed as the piston position is varied for a frequency of 500 Hz? and 1000 Hz? Use the n as the ...
Sunday, July 1, 2007 at 8:53pm by Rob

Physics, URGENT!!!
We consider tobacco virus diffusing along a 0.47 m long tube filled with water. The cross-sectional area of the tube is unknown. The diffusion coefficient is found in Table 10.5, p. 319 in the textbook. A total amount of virus of 2.6 x 10-16 kg is transported in a steady state...
Monday, November 29, 2010 at 9:44pm by Sydney

physics
(c) Tube (c) is again filled with water. A1 and A2 are the same as in part (b). Two pistons apply different forces to the water in the tube so that the water in the right side of the tube is a height h = 0.43m above the height of the water in the left side of the tube. If F2...
Sunday, May 1, 2011 at 9:18am by d

physics. HELP PLEASE
One method for measuring the speed of sound uses standing waves. A cylindrical tube is open at both ends, and one end admits sound from a tuning fork. A movable plunger is inserted into the other end at a distance L from the end of the tube where the tuning fork is. For a ...
Tuesday, May 1, 2012 at 1:40pm by chelsea

physics
What is the longest wavelength for standing sound waves in a 102.0 cm long tube that is open at both ends?
Saturday, December 4, 2010 at 12:55pm by Josh

physics!
howdy, just cant seem to get this question, can anyone express this question in words i can get?! thanks A sound wave of wavelength 0.8 m divides into two equal parts that recombine to interfere constructively, with the original difference between their path lengths being |r2...
Thursday, June 3, 2010 at 8:47am by johnny

physics
A simple Geiger counter is constructed out of a setup similar to what we just used in problem 5. A thin wire with a linear charge density _ is held in the center of a cylindrical tube, which is filled with an inert gas. When a high speed 2 particle coming from a radioactive ...
Tuesday, September 23, 2008 at 2:44pm by al

physics
A 680 Hz tuning fork is held over a long vertical tube full of water. If the tube is 1.00 m long, how many resonances will be heard as the tube is allowed to empty from the bottom?
Thursday, July 29, 2010 at 8:49am by Princess

physics
2) Tube (b) is also filled with water, A1 is 0.05m2 and A2 is 0.08m2 Two pistons are placed in both ends of the tube and forces, F1 and F2 are exerted on the pistons so that they remain at the same height. If F1 = 20N what is F2? (I got the answer to this question) 3) Tube (c...
Wednesday, November 7, 2012 at 4:01pm by Margaret

physics
A steel tube, which is closed at both ends, is filled with air. The air in the tube is vibrating at a frequency of 200Hz. Use 340m/s for the speed of sound in air. (a) What is the wavelength of the sound waves in the tube? _____ m. (b) If the 200Hz vibration respresents the...
Thursday, December 8, 2011 at 8:23pm by jen

physics
What is the longest wavelength for a standing wave, in the same length tube, that is open at one end and closed at the other?
Saturday, December 4, 2010 at 1:33pm by jaxson

Physics
A test tube standing vertically in a test tube rack contains 2.4 cm of oil, whose density is 0.81 g/cm^3 and 6 cm of water. What is the gauge pressure on the bottom of the tube? The acceleration of gravity is 9.8 m/s^2. Answer in units of Pa
Friday, January 20, 2012 at 4:58pm by Solana

Heat Transfer
A hollow tube having an inside diameter of 2.5 cm and a wall thickness of 0.4 mm is exposed to an environment at h=100 W/m2C and T =40C. What heat generation rate in the tube will produce a maximum tube temperature of 250C for k =24 W/mC?
Tuesday, March 4, 2014 at 1:36pm by Ritesh

Heat Transfer
A hollow tube having an inside diameter of 2.5 cm and a wall thickness of 0.4 mm is exposed to an environment at h=100 W/m2C and T =40C. What heat generation rate in the tube will produce a maximum tube temperature of 250C for k =24 W/mC?
Tuesday, March 11, 2014 at 2:01pm by RHS

physics
We consider hemoglobin along a 0.29 m long tube filled with water. The cross-sectional area of the tube is 326 mm2. The diffusion coefficient is 7 x 10^-11 m^2/s A total amount of hemoglobin of 1.22 x 10-12 g is transported in a steady rate along the tube in 24 seconds. What ...
Tuesday, November 23, 2010 at 10:12pm by serena

Chem 100 Lab
A black solid is heated in a tube that is completely evacuated of air. Hydrogen is added to the tube. An orange powder is formed and water vapor is seen on the outside of the tube. Is the original solid an element or compound? Can you identify the chemical?
Sunday, February 19, 2012 at 12:26am by Boyet

physics
Ethyl alcohol flows through a horizontal tube of diameter 2.96 cm that is joined to a second horizontal tube of diameter 1.50 cm. The pressure difference between the tubes is 7.41 kPa. What is the speed of flow in the first tube?
Tuesday, November 18, 2008 at 10:56pm by Sandhya

physics
Water flows through a horizontal tube of diameter 2.9 cm that is joined to a second horizontal tube of diameter 1.5 cm. The pressure difference between the tubes is 7.2 kPa. Find the speed of flow in the first tube.
Sunday, December 4, 2011 at 8:53pm by jazz

PhYSiCs
A two end open pipe organ's sixth harmonic is produced by a tuning fork with a frequency of 440 Hz. If it is 17 degrees Celsius, what is the length of the tube?
Tuesday, February 3, 2009 at 7:48pm by Robert

physics
The following tube has dimensions d1=1.16 cm and d2=3.60 mm. Air (density = 1.28 kg/m3) flows through the tube at a rate of 1100.0 cm3/s. Assume that air is an ideal fluid. What is the height h of mercury (density = 13600.0 kg/m3) in the right side of the U tube?
Monday, December 6, 2010 at 4:21pm by jujubes

physics
Water flows through a horizontal tube of diameter 2.9cm that is joined to a second horizontal tube of diameter 1.5 cm. The pressure difference between the tubes is 7.2 kPa. A)Find the speed of flow in the first tube.
Sunday, December 4, 2011 at 6:35pm by jazz

physics
Water flows through a horizontal tube of diameter 2.6cm that is joined to a second horizontal tube of diameter 1.7cm . The pressure difference between the tubes is 8.0kPa.Find the speed of flow in the first tube.
Sunday, January 30, 2011 at 4:27pm by Sid

physics
After sliding down a snow-covered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of +2.8 m/s. Miranda runs after her at a velocity of +4.8 m/s and hops on the inner tube. How fast do the two of them slide across the snow together on ...
Sunday, June 30, 2013 at 11:51am by Derek

physic
After skiding down a snow-covered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of +3.3 m/s. Miranda runs after her at a velocity of +4.8 m/s and hops on the inner tube. How fast do the two of them slide across the snow together on ...
Monday, July 8, 2013 at 8:29pm by tcc

Collision in One Dimension
After skiding down a snow-covered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of +2.2 m/s. Miranda runs after her at a velocity of +4.5 m/s and hops on the inner tube. How fast do the two of them slide across the snow together on ...
Sunday, February 26, 2012 at 11:44am by Angela

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