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December 19, 2014

Search: Astronauts use a centrifuge to simulate the acceleration of a rocket launch. The centrifuge takes 30.0 s to speed up from rest to its top speed of 1 rotation every 1.40 s. The astronaut is strapped into a seat 7.50 m from the axis

Number of results: 60,744

Physics (Circular Motion!!)
Astronauts use a centrifuge to simulate the acceleration of a rocket launch. The centrifuge takes 30.0 s to speed up from rest to its top speed of 1 rotation every 1.10 s. the astronaut is strapped into a seat 7.40 m from the axis. A) What is the astronaut's tangential ...
September 2, 2010 by George

Physics
Astronauts use a centrifuge to simulate the acceleration of a rocket launch. The centrifuge takes 40.0s to speed up from rest to its top speed of 1 rotation every 1.40s . The astronaut is strapped into a seat 4.50m from the axis. What is the astronaut's tangential acceleration...
February 7, 2011 by Fred

PHYSICS
To simulate the extreme accelerations during launch, astronauts train in a large centrifuge. If the centrifuge diameter is 13.5m , what should be its rotation period to produce a centripetal acceleration of If the centrifuge diameter is 13.5m , what should be its rotation ...
September 14, 2013 by Amy

physics
To simulate the extreme accelerations during launch, astronauts train in a large centrifuge. If the centrifuge diameter is 13.5m , what should be its rotation period to produce a centripetal acceleration of If the centrifuge diameter is 13.5m , what should be its rotation ...
September 14, 2013 by Amy

PHYSICS!!!
To simulate the extreme accelerations during launch, astronauts train in a large centrifuge. If the centrifuge diameter is 13.5m , what should be its rotation period to produce a centripetal acceleration of If the centrifuge diameter is 13.5m , what should be its rotation ...
September 14, 2013 by Amy

Physics
A centrifuge takes 100 s to spin up from rest to its final angular speed with constant angular acceleration. If a point located 8.00 cm from the axis of rotation of the centrifuge moves with a speed of 150 m/s when the centrifuge is at full speed, how many revolutions does the...
June 24, 2012 by Bloom

physics
You are designing a centrifuge to spin at a rate of 13,880 rev/min. (a) Calculate the maximum centripetal acceleration that a test-tube sample held in the centrifuge arm 14.6 cm from the rotation axis must withstand. (b) It takes 1 min, 17 s for the centrifuge to spin up to ...
August 31, 2011 by lindsey

Physics
We saw in Example 5.7 how a centrifuge can be used to separate cells from a liquid. To increase the speed at which objects can be separated from solution, it is useful to make the centrifuge’s speed as large as possible. If you want to design a centrifuge of diameter 68 cm to ...
September 20, 2011 by Rose

physics
A centrifuge takes 1 minute to turn through 20 complete revolutions before reaching it's final speed. What is the angular acceleration (assumed constant) and what was it's final angular speed in rpm? How do I solve this without knowing the radius of the centrifuge?
March 25, 2011 by Mark

Physics
(b)A centrifuge has a maximum rotation rate of 10,000 rpm and can be stopped in 4 seconds. Assume the deceleration is uniform. The centrifuge radius is 8 cm. (i)What is the average angular acceleration of the centrifuge?       (2%) (ii)What is the distance that a point on the ...
August 12, 2010 by Oisin

Physics
The frequency of a centrifuge is 60 Hz and its radius is 0.15 m. What is the centripetal acceleration of an object in the centrifuge at a distance of 0.15 m from the center?
September 23, 2013 by ss01

Physics
How to solve? 2. A 70.0 kg astronaut is training for accelerations that he will experience upon reentry. He is placed in a centrifuge (r = 10.0 m) and spun at a constant angular velocity of 16.3 rpm. Answer the following: a. What is the angular velocity of the centrifuge in ...
May 20, 2014 by Josh

Physics
A centrifuge is spinning at 3600 rev/min, and when turned off, it rotates 50 times before coming to a stop. A) What is the initial angular velocity? B) What is the angle (in radians) that the centrifuge passes through before stopping? C) What is the angular acceleration? D) ...
March 5, 2008 by Mike

Physics
A centrifuge is spinning at 3600 rev/min, and when turned off, it rotates 50 times before coming to a stop. A) What is the initial angular velocity? B) What is the angle (in radians) that the centrifuge passes through before stopping? C) What is the angular acceleration? D) ...
March 5, 2008 by Mike

Physics
An advertisement claims that a centrifuge can produce a radial acceleration of 3,524g at 4,608 rev/min. Calculate the required radius of the centrifuge.
April 6, 2008 by Charlie

physics
A centrifuge in a medical laboratory rotates at an angular speed of 3800 rev/min. When switched off, it rotates through 46.0 revolutions before coming to rest. Find the constant angular acceleration of the centrifuge. in 1 rad/s2
October 22, 2010 by john

physics
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rev/min. When switched off, it rotates through 54.0 revolutions before coming to rest. Find the constant angular acceleration of the centrifuge in rad/s^2.
November 28, 2010 by angie

Physics HELP!
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rev/ min. When switched off, it rotates through 41.0 revolutions before coming to rest. (a) Find the angular speed in rad/s. (b) Find the displacement in radians. (c) Find the constant angular ...
October 26, 2012 by Mel

Physics- Elena please help!!!!
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rev/ min. When switched off, it rotates through 41.0 revolutions before coming to rest. (a) Find the angular speed in rad/s. (b) Find the displacement in radians. (c) Find the constant angular ...
October 29, 2012 by Tom

Physics
A centrifuge is a common laboratory instrument that separates components of differing densities in solution. This is accomplished by spinning a sample around in a circle with a large angular speed. Suppose that after a centrifuge in a medical laboratory is turned off, it ...
October 23, 2011 by Jc

Physics
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rpm (revolutions per minute). When switched off, it rotates 70.0 times before coming to rest. Find the constant angular acceleration of the centrifuge. (Assume the initial direction of rotation is the ...
October 14, 2010 by Gina

physics
revolving astronomer are subjected to acceleration by force the centripetal force against the centrifuge the radius of the centrifuge is 10 M .Calculate centripetal force on an astronaunt of mass 9.9 KG?
January 15, 2014 by samra deme

Physics
A centrifuge can be used to separate cells from a liquid. To increase the rate at which objects can be separated from solution, it is useful to make the centrifuge's speed as large as possible. If you want to design a centrifuge of diameter 1.4 m to have a force of 128,000 ...
June 14, 2013 by Jody

physics
A centrifuge is revolving at the rate 10,000rpm. The radius of revolution for a 0.100-g particle being separated is 8.00 cm. a) Identify the given quantities with their symbols and units. b) What is the angular speed in radians per second? c) What is the linear speed in meters...
October 25, 2011 by karen

physics help ; )
1.(a)A centrifuge accelerates from rest with an angular acceleration of 30rad/s^2.What is the angular velocity of the centrifuge after 30s?(b)The angular velocity of an auto mobile engine accelerates from 800rpm to 3000rpm in 15s.calaculate the engines angular acceleration. ...
November 14, 2006 by stefani

physics
A laboratory centrifuge on earth makes n rpm and produces an acceleration of 3.20 g at its outer end. A) What is the acceleration (in g's, i.e., acceleration divided by g) at a point halfway out to the end? B) This centrifuge is now used in a space capsule on the planet ...
November 26, 2010 by Steph

Physics
A typical laboratory centrifuge rotates at 4100 rpm. Test tubes have to be placed into a centrifuge very carefully because of the very large accelerations. (a) What is the acceleration at the end of a test tube that is 11 cm from the axis of rotation? dropped from a height of ...
October 7, 2012 by Mark

Physics
An astronaut is inside a rocket that is blasting off vertically from the launch pad. You want this rocket to reach the speed of sound (331 m/s) as quickly as possible, but you also do not want the astronaut to black out. Medical tests have shown that astronauts are in danger ...
February 22, 2012 by Jen

physics
1. A centrifuge in a medical laboratory rotates at an angular speed of 3650 rev/min. When switched off, it rotates through 50.0 revolutions before coming to rest. Find the constant angular acceleration of the centrifuge. 2. A ball of mass 0.120 kg is dropped from rest from a ...
July 6, 2008 by Elisa

Physics
(b)A centrifuge has a maximum rotation rate of 10,000 rpm and can be stopped in 4 seconds. Assume the deceleration is uniform. The centrifuge radius is 8 cm. What is the distance that a point on the rim travels during deceleration?
August 9, 2010 by Oisin

Physics
Pilots can be tested for the stresses of flying high-speed jets in a whirling "human centrifuge," which takes 1.8 min to turn through 21 complete revolutions before reaching its final speed. 1. What is the angular acceleration?(rev/min^2) 2. What is the final angular speed in ...
March 5, 2012 by Ben

Physics
A rocket blasts off vertically from rest on the launch pad with an upward acceleration of 2.30 . At 10.0 after blastoff, the engines suddenly fail, which means that the force they produce instantly stops. How high above the launch pad will the rocket eventually go? Find the ...
September 10, 2006 by JC

physics
A sample of blood is placed in a centrifuge of radius 20.0 cm. The mass of a red blood cell is 3.0 10-16 kg, and the magnitude of the force acting on it as it settles out of the plasma is 4.0 10-11 N. At how many revolutions per second should the centrifuge be operated?
October 18, 2010 by Erica

physics
A centrifuge is a common laboratory instrument that separates components of differing densities in solution. This is accomplished by spinning a sample around in a circle with a large angular speed. Suppose that after a centrifuge in a medical laboratory is turned off, it ...
November 3, 2011 by marie

physics
A laboratory centrifuge on earth makes n rpm (rev/min) and produces an acceleration of 3.30 g at its outer end. This centrifuge is now used in a space capsule on the planet Mercury, where g mercury is 0.378 what it is on earth. How many rpm (in terms of n) should it make to ...
November 26, 2010 by bobjahng2

Physics
Help with Physics homework Please and thank you!? I need help on these two questions. I'm not looking for the answer because I really need to learn how to do this on my own. But if someone could show me what equations to use to answer the steps in the questions and explain to ...
May 20, 2014 by Meagan

Physics
A rocket leaves a launch pad at liftoff with a great deal of upward momentum. What was initially given downward momentum? a. the launch pad b. the astronauts aboard the rocket c. the expelled fuel d. the entire Earth
December 9, 2011 by HELP

Physics
Sorry for posting so many, but I just need to make sure I'm on the right track. Just need someone to check my working and answers. A rocket has a mass 3000kg. The fuel used in the rocket has an additonal mass of 500kg. At the launch, the rocket accelerates at 4m/s/s. Using 10m...
November 6, 2008 by JC

Physics
The Spent Rocket Parts: During launches, rockets often discard parts. A certain rocket starts from rest on the launch pad and accelerates upward at a steady 3.3 m/s2. When it is 235 m above the launch pad, the rocket discards a used fuel canister by simply disconnecting it. ...
November 20, 2012 by Zalak

Physics
A sample of blood is placed in a centrifuge of radius 20.0 cm. The mass of a red blood cell is 3.0 10−16 kg, and the magnitude of the force acting on it as it settles out of the plasma is 4.0 10−11 N. At how many revolutions per second should the centrifuge be ...
October 6, 2011 by Allie

Calculus
A recording camera is located 2500 feet from the launch pad for recording a rocket launch. As the rocket lifts off, the angle of elevation of the camera increases 4 degrees per second while recording the launch. Find the instantaneous velocity and acceleration of the rocket at...
November 16, 2012 by BA

Physics
What angular speed (in revolutions/second) is needed for a centrifuge to produce an acceleration of 1000g at a radius arm of 15.0cm?
June 8, 2010 by Katie

Physics
What angular speed (in revolutions/second) is needed for a centrifuge to produce an acceleration of 1000g at a radius arm of 15.0cm?
October 31, 2010 by Tommy

physics
hi i have a physics question i dont understand here is the question A sample of blood is placed in a centrifuge of radius 15 cm. the mass of the corpuscle is 3.0*10^-16 kg, and the magnitude of the force required to make it settle out of the plasma is 4.0X10^-11 N. At how many...
January 2, 2007 by becky

intro to physics
a toy rocket moving vertically upward passes by a 2.2m- high window whose sill is 7.0m above the ground. the rocket takes 0.17s to travel the 2.2m height of the wondow part a): what was the launch speed of the rocket ? assume the propellant is burned very quickly at blastoff ...
April 15, 2012 by emilia

Physics
A rocket blasts off vertically from rest on the launch pad with an upward acceleration of 2.30 m/s^2. At 10.0 s after blastoff, the engines suddenly fail, which means that the force they produce instantly stops. How high above the launch pad will the rocket eventually go? got ...
September 16, 2006 by Josh

Physics
On a planet that has no atmosphere, a rocket 14.2 m tall is resting on its launch pad. Freefall acceleration on the planet is 4.45 m/s2. A ball is dropped from the top of the rocket with zero initial velocity. (a) How long does it take to reach the launch pad? (b) What is the ...
October 20, 2010 by Maria

Physics
Find the centripetal acceleration at the top of a test tube in a centrifuge, given that the top is 4.5 from the axis of rotation and that its linear speed is 76 .
November 3, 2011 by Chris

Physics
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10~m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?
March 7, 2013 by John

physics
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10 m/s2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?
March 8, 2013 by Anonymous

Physics
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10~m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?
March 10, 2013 by John

physics
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10 m/s2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?
March 10, 2013 by Anonymous

physics
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10 m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?
March 12, 2013 by Jacobb

Physics
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10~m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?
March 12, 2013 by John

Science
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10 m/s2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg?
June 2, 2013 by Elouisa

physics
A model rocket is launched from rest with an upward acceleration of 5.50 m/s^2 and, due to a strong wind, a horizontal acceleration of 1.50m/s^2 . How far is the rocket from the launch pad 7.20 later when the rocket engine runs out of fuel?
September 24, 2012 by katelin

Physics
Know matter how i work it out, i keep getting the wrong answers. please help!!! i only have two more submissions before it closes on me. A sample of blood is placed in a centrifuge of radius 14.0 cm. The mass of a red blood cell is 3.0 x 10^-16 kg, and the magnitude of the ...
March 7, 2014 by Please Help!!!

Physics
no matter how i work it out, i keep getting the wrong answers. please help!!! i only have two more submissions before it closes on me. A sample of blood is placed in a centrifuge of radius 14.0 cm. The mass of a red blood cell is 3.0 x 10^-16 kg, and the magnitude of the force...
March 16, 2014 by Please Help!!!

physics
You launch a model rocket up into the sky. Right after launch the rocket is accelerating upwards at 10 m/s^2. What is the magnitude of the net force in Newtons on the rocket if the rocket has a mass of 0.1 kg? Please give your answer with solution .
June 24, 2013 by anonymous

physics
The National Aeronautics and Space Administration (NASA) studies the physiological effects of large accelerations on astronauts. Some of these studies use a machine known as a centrifuge. This machine consists of a long arm, to one end of which is attached a chamber in which ...
November 7, 2012 by D

Physics
The Apollo spacecrafts were launched toward the moon using the Saturn rocket, the most powerful rocket available. Each rocket had five engines producing a total of 3.34 x 10 to the 7thX of force to launch the 2.77 x 10 to the 6 kg spacecraft toward the moon. (a) I need to find...
December 3, 2013 by Lupe

physics
Find the linear speed of the bottom of a test tube in a centrifuge if the centripetal acceleration there is 5.5×104 times the acceleration of gravity. The distance from the axis of rotation to the bottom of the test tube is 8.0 .
March 25, 2011 by christina

Physics
Find the linear speed of the bottom of a test tube in a centrifuge if the centripetal acceleration there is 5.1×104 times the acceleration of gravity. The distance from the axis of rotation to the bottom of the test tube is 7.7 .
November 3, 2011 by Chris

physics
Find the linear speed of the bottom of a test tube in a centrifuge if the centripetal acceleration there is 5.4×104 times the acceleration of gravity. The distance from the axis of rotation to the bottom of the test tube is 7.9cm.
October 29, 2011 by Anonymous

physics
A laboratory centrifuge on earth makes n rpm (rev/min) and produces an acceleration of 7.00 g at its outer end. What is the acceleration (in g's, i.e., acceleration divided by g) at a point halfway out to the end?
November 27, 2010 by jessica

physics
A laboratory centrifuge on earth makes n rpm (rev/min) and produces an acceleration of 7.00 g at its outer end. What is the acceleration (in g's, i.e., acceleration divided by g) at a point halfway out to the end?
November 27, 2010 by jessica

physics
I am having so much trouble with this D: A rocket is traveling straight up from its launch pad. An observer 5.00 km from the launch pad notices that at one instant, she must tilt her telescope 45.0 degrees upward to see the rocket. 10.0 seconds later, she must tilt her rocket ...
August 25, 2011 by Jasmine

physics
a model rocket rises with constant accerleration to a height of 3.2 m, at which point its speed is 26.0 m/s. (a) how much time does it take for the rocket to reach this height? (b) what was the magnitude of the rocket's acceration? (c) find the height and speed of the rocket 0...
November 18, 2011 by taylor

Physics
A model rocket builder has constructed a rocket of total mass of 1.0kg. The rocket must achieve a speed of 300m/s 5seconds after vertically leaving the launch pad. A) What acceleration and net force is required? B) What thrust must the motor have to achieve this? Thank you!
November 8, 2010 by Cole

Physics I
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 61.2° above the horizontal. The rocket is fired toward an 11.0 m high wall, which is located 20.5 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
February 7, 2010 by tiffany

physics
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 57.6¡ã above the horizontal. The rocket is fired toward an 11.0 m high wall, which is located 25.5 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
October 24, 2010 by myx

physics
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 64.7¡ã above the horizontal. The rocket is fired toward an 11.0 m high wall, which is located 25.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
October 24, 2010 by hy

physics
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 59.7° above the horizontal. The rocket is fired toward an 11.0 m high wall, which is located 28.5 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
January 18, 2012 by Kelly

physics
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 68.0° above the horizontal. The rocket is fired toward an 11.0 m high wall, which is located 26.5 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
January 19, 2012 by Anonymous

physics
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 68.6° above the horizontal. The rocket is fired toward an 11.0 m high wall, which is located 26.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
February 3, 2012 by Cody

physics
A rocket is fired at a speed of 70.0 m/s from ground level, at an angle of 40.0 ° above the horizontal. The rocket is fired toward an 14.0-m high wall, which is located 21.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
October 9, 2012 by cayla

physics
A rocket is fired at a speed of 91.0 m/s from ground level, at an angle of 49.0 ° above the horizontal. The rocket is fired toward an 21.4-m high wall, which is located 25.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
February 6, 2013 by louis

physics
A rocket is fired at a speed of 91.0 m/s from ground level, at an angle of 49.0 ° above the horizontal. The rocket is fired toward an 21.4-m high wall, which is located 25.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
February 7, 2013 by louis AAAAAAAAAAAAAAAAAAAA

physics
A rocket is fired at a speed of 54.0 m/s from ground level, at an angle of 63.0 ° above the horizontal. The rocket is fired toward an 52.8-m high wall, which is located 37.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
June 23, 2013 by louis aaaa

Physics
A rocket is fired at a speed of 50.0 m/s from ground level, at an angle of 46.0 ° above the horizontal. The rocket is fired toward an 18.7-m high wall, which is located 23.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
September 7, 2013 by WR

Physics
A rocket is fired at a speed of 96.0 m/s from ground level, at an angle of 35.0 ° above the horizontal. The rocket is fired toward an 15.2-m high wall, which is located 32.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
September 15, 2013 by Katy

physics
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 60.0º above the horizontal. The rocket is fired toward an 15.0 m high wall, which is located 27.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
September 19, 2013 by paul

physic (PLEASE READ)
a model rocket rises with constant accerleration to a height of 3.2 m, at which point its speed is 26.0 m/s. (a) how much time does it take for the rocket to reach this height? (b) what was the magnitude of the rocket's acceration? (c) find the height and speed of the rocket 0...
November 18, 2011 by taylor

Physics
A hobby rocket reaches a height of 72.3 m and lands 111 m from the launch point.What is the angle of launch? What is the launch speed?
September 10, 2008 by Jennifer

science
what happens to the G-force as the speed of the centrifuge increases?
May 5, 2013 by kate

Physics
A 200 g model rocket is observed to rise 100 m above the ground after launch. What must have been the launch speed of the rocket at the ground?
June 27, 2012 by Shelbi

physics- help please !!1
A toy rocket moving vertically upward passes by a 2.2m -high window whose sill is 7.0m above the ground. The rocket takes 0.17s to travel the 2.2m height of the window part a) what was the launch speed of the rocker ? assume the propellant is burned very quickly at blastoff ...
April 16, 2012 by john

physics
A 7600 rocket blasts off vertically from the launch pad with a constant upward acceleration of 2.25 and feels no appreciable air resistance. When it has reached a height of 560 , its engines suddenly fail so that the only force acting on it is now gravity.What is the maximum ...
October 2, 2012 by Anonymous

physics
A 7600 rocket blasts off vertically from the launch pad with a constant upward acceleration of 2.25 and feels no appreciable air resistance. When it has reached a height of 560 , its engines suddenly fail so that the only force acting on it is now gravity.What is the maximum ...
October 2, 2012 by Anonymous

Physics
Know matter how i work it out, i keep getting the wrong answers. please help!!! i only have two more submissions before it closes on me. A sample of blood is placed in a centrifuge of radius 14.0 cm. The mass of a red blood cell is 3.0 ✕ 10−16 kg, and the ...
March 7, 2014 by Please Help!!!

physics
A rocket is fired at a speed of 70.0 m/s from ground level, at an angle of 40.0 ° above the horizontal. The rocket is fired toward an 14.0-m high wall, which is located 21.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its ...
October 9, 2012 by Anonymous

physics
How fast (in ) must a centrifuge rotate if a particle 8.00 from the axis of rotation is to experience an acceleration of 117000 's?
February 10, 2011 by Tara

survey of sciences
1. Explain what happens to the G-force as the speed of the centrifuge increases.
December 23, 2012 by shaquilla

physics
Human blood contains plasma, platelets, and blood cells. To separate the plasma from other components, centrifugation is used. Effective centrifugation requires subjecting blood to an acceleration of 2000g or more. In this situation, assume that blood is contained in test ...
August 31, 2011 by lindsey

phyics (PLEASE PLEASE READ)
a model rocket rises with constant accerleration to a height of 3.2 m, at which point its speed is 26.0 m/s. (a) how much time does it take for the rocket to reach this height? (b) what was the magnitude of the rocket's acceration? (c) find the height and speed of the rocket 0...
November 20, 2011 by taylor

college
How fast (in rpm) must a centrifuge rotate if a particle 8.2 cm from the axis of rotation is to experience an acceleration of 200000 g 's?
October 29, 2010 by Sasha

Physics
How fast (in rpm ) must a centrifuge rotate if a particle 8.00 from the axis of rotation is to experience an acceleration of 117000g's?
February 10, 2011 by Sam

physics
In a projectile motion, if we measure the maximum height h and horizontal range R (1) How to get launch angle θ in terms of h and R (2) A hobby rocket reaches a height of 72.3 m and lands 111 m from the launch point.What is the angle of launch? What is the launch speed?
September 9, 2008 by Jenny

Physics
How fast (in rpm) must a centrifuge rotate if a particle 9.00cm from the axis of rotation is to experience an acceleration of 115,000g's?
February 23, 2011 by Emily Grossman

college physics
How fast (in rpm) must a centrifuge rotate if a particle 9.50 cm from the axis of rotation is to experience an acceleration of 113000 g's? Need help please.
May 3, 2010 by peyton

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