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November 22, 2014

Search: A car with an initial speed of 23.9 km/h ac-

Number of results: 31,534

math
if a car Tyre has a 20 inch radius, how many revolutions per second would this car have to generate to arrive at 150 km/h speed.
July 12, 2014 by wandile

PHY SCI
A race car goes around a circular, level track with a diameter of 1.00 km at a constant speed of 90.0 km/h. What is the car's centripetal acceleration in m/s^2?
August 24, 2014 by Jennifer PR

energy conservation
A car that is initially at rest at the top of a roller-coaster track moves down the track without friction. What must be the maximm initial height from which the car descends so that it will not fly off the 10-m-high circular hill at the bottom?
December 7, 2010 by Shelby

physics
Figure 8-31 shows a ball with mass m = 1.0 kg attached to the end of a thin rod with length L = 0.56 m and negligible mass. The other end of the rod is pivoted so that the ball can move in a vertical circle. (a) What initial speed must be given the ball so that it reaches the ...
February 18, 2008 by dawn

physics
A car travels from city a to city b at a constant speed of 60 km/h.A bus leaves city a 1h after the car and catches it as it enters city b.the distance betwen ehe cities is 240 km.what is the speed of the bus{assumed to be constant] during its journey
December 17, 2011 by faisal

physics
A car travels a distance of 100m per second with a constant acceleration and average velocity of 20m per second .The final velocity acquired by the car is 25m per second .Find The initial velocity and acceleration of car
July 2, 2013 by Anonymous

physics
A car travels a distance of 100m per second with a constant acceleration and average velocity of 20m per second .The final velocity acquired by the car is 25m per second .Find The initial velocity and acceleration of car
July 2, 2013 by Anonymous

physics
A car travels a distance of 100m per second with a constant acceleration and average velocity of 20m per second .The final velocity acquired by the car is 25m per second .Find The initial velocity and acceleration of car
July 2, 2013 by Anonymous

DrBob222
How fast should a car move toward you for the car's horn to sound 2.88% higher in frequency than when the car is stationary? The speed of sound is 343 m/s. I don't know what equation to use. I think I'm suppose to use this: fs(v-vd/v-vs) I know I got it wrong I got 11.8 m/s
April 5, 2008 by Jon

algebra 2
A car enters an interstate highway 15 mi north of a city.The car travels due north at an average speed of 62.5 mi/h.Write an equation to model the carís distance d from the city after traveling for h hours. Graph the equation
October 12, 2012 by aia

physics
Two arrows are shot vertically upward. The second arrow is shot after the first one, but while the first is still on its way up. The initial speeds are such that both arrows reach their maximum heights at the same instant, although these heights are different. Suppose that the...
August 26, 2012 by Anonymous

Physics
Two arrows are shot vertically upward. The second arrow is shot after the first one, but while the first is still on its way up. The initial speeds are such that both arrows reach their maximum heights at the same instant, although these heights are different. Suppose that the...
August 31, 2012 by Marissa

physics
Two arrows are shot vertically upward. The second arrow is shot after the first one, but while the first is still on its way up. The initial speeds are such that both arrows reach their maximum heights at the same instant, although these heights are different. Suppose that the...
September 5, 2012 by Tracie

Physics
A 930 kg sports car collides into the rear end of a 2500 kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.6 m before stopping. The police officer, knowing that the coefficient of kinetic friction between tires and road is ...
October 24, 2010 by Eden

Physics
A 930 kg sports car collides into the rear end of a 2500 kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.6 m/s before stopping. The police officer, knowing that the coefficient of kinetic friction between tires and road ...
October 26, 2010 by Eden

Science
Please I really need help!!! Question- Car A travels from New York to Miami at a speed of 25m/s. Car B travels from New York to Chicago, also at a speed of 25m/s. Are the velocities of the cars equals? Explain.
August 28, 2011 by Riku

physics
A car travels from city a to city b at a constant speed of 60 km/h.A bus leaves city a 1h after the car and catches it as it enters city b.the distance betwen the cities is 240 km.what is the speed of the bus{assumed to be constant] during its journey
December 17, 2011 by faisal

PHYICS
A car moving with constant speed in a circular path experience a centripetal acceleration if speed of car increases by three factors but the circular path remain same.What is the new centripetal acceleration in term of original ac?
February 15, 2014 by Pawan

Physics
At the instant the traffic light turns green, a car that has been waiting at an intersection starts ahead with a constant acceleration of 2.85m/s^2. At the same instant a truck, traveling with a constant speed of 19.0m/s, overtakes and passes the car. A) How far beyond its ...
July 9, 2011 by Arthur

Algebra 2
Story problems are my favorite. However, I can not figure this one out. THe stopping distance d of a car after the breaks are applied varies directly as the square of the speed r. If a car traveling at 70mph can stop in 270 ft. How many feet will it take the same car to stop ...
August 3, 2010 by Christy

PHYSICS HELPPPP
A loaded ore car has a mass of 880 kg and rolls on rails with negligible friction. It starts from rest and is pulled up a mine shaft by a cable connected to a winch. The shaft is inclined at 28.0į above the horizontal. The car accelerates uniformly to a speed of 2.20 m/s in 11...
December 5, 2008 by john

Physics
A 3.5 ◊ 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1◊103 N impedes the carís motion so that the carís speed at the bottom of the driveway is 4.2 m/s. The acceleration...
October 17, 2013 by Willow

Physics
A 3.5 ◊ 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1◊103 N impedes the carís motion so that the carís speed at the bottom of the driveway is 4.2 m/s. The acceleration...
October 17, 2013 by Willow

Physics
A 3.5 ◊ 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1◊103 N impedes the carís motion so that the carís speed at the bottom of the driveway is 4.2 m/s. The acceleration...
October 17, 2013 by Willow

pPhysics for life scince
4.The brakes are applied at the end of the 100s and the car comes to a stop within 20m, slowing down at a constant rate. What is acceleration? 5.Now the car turns back and its speed increases at 5m/s^2 for 7s. What is its speed at the end of 7th second? What its velocity at ...
March 23, 2010 by Simeon

Physics
What is the final speed of a car if it starts at 32 m/s and loses 1800J of energy? I think the equation should be: 0.5m(32)^2 - 1800J = 0.5mv^2 where m = mass of the car v = final speed. Since there is only one equation with 2 unknown, I can only solve it to: v = (1024 - 3600/...
November 11, 2008 by Angus

Physics
A book whose mass is 3 kg is projected up a long 40 degree incline with an initial speed of 25 m/s The coefficient of kinetic friction between the book and the Mane is 0.20. a. Find the magnitude of the friction force acting on the book as it moves up the plane. b. For how ...
November 19, 2006 by QT

Physics
A car that weighs 14900.0 N is initially moving at a speed of 57.0 km/hr when the brakes are applied and the car is brought to a stop in 4.8 s. Find the magnitude of the force that stops the car, assuming it is constant. I found a using Vf=vi+at...a = 11.88 m/s^2. Then I found...
November 26, 2007 by Lindsay

Relative Uncertainty
As before, they make measurements to determine the initial speed. This time they find the initial speed to be 3.26 m/s with a relative uncertainty of 2.5% What is predicted range? I got that it's 108.444 What is the uncertainty in the predicted range? This is whats getting me.
September 23, 2009 by Sarah

physics
A car is designed to get its energy from a rotating flywheel (solid disk) with a radius of 1.00 m and a mass of 600 kg. Before a trip, the flywheel is attached to an electric motor, which brings the flywheel's rotational speed up to 4,000 rev/min. (a) Find the kinetic energy ...
November 30, 2012 by monic

physics
A car is designed to get its energy from a rotating flywheel (solid disk) with a radius of 1.00 m and a mass of 600 kg. Before a trip, the flywheel is attached to an electric motor, which brings the flywheel's rotational speed up to 4,000 rev/min. (a) Find the kinetic energy ...
December 2, 2012 by heather

Physics
A CAR HAS A MASS OF 1200KG TRAVELLING ON A LEVEL ROAD. THE CAR DECELERATED AT A RATE OF 10M/S^2 TILL THE CAR STOPPED. iT HAS TO OVERCOME A TOTAL RESISTANCE OF 400N WHILE BRAKING. (I) CALCULATE THE BRAKING FORCE OF THE CAR (II) WHAT WAS THE DRIVING OF CAR OF THE CAR?
June 17, 2011 by Janice

Algebra
Joseph wanted to throw a ball to John who was on a balcony 32 feet above him,so he tossed it upward with an initial speed of 48ft/sec. John missed it on the way up but caught it on the way down. How long was the ball in the air? What was its maximum height? (use h= vt=16t^2)to...
January 2, 2011 by Rosa

physics
A little red wagon with mass 8.00 moves in a straight line on a frictionless horizontal surface. It has an initial speed of 3.80 and then is pushed 4.7 in the direction of the initial velocity by a force with a magnitude of 10.0 .
April 11, 2013 by Anonymous

physics
A car travelling at a constant speed of 136 km/hr passes a tropper hidden behind a billboard. One second after the speeding car passes the billboard, the tropper sets in a chase after the car wit ha constant acceleration of 3.8 m/s^2. How far does the trooper travel before he ...
September 29, 2011 by nikki

Intergated chemistry/physics
A parachute on a dragster racing-car opens and changes the speed of a car from 85 meters/second to 45 meters/second. Of this car is decelerating (slowing down) at a rate of -8.9 meters/ second, how many seconds will this take?
October 3, 2012 by Laura

Physics; help please :)
A car A moves to the left with speed 40 km/h(with respect to the road). Another car (B) moves to the right with speed 60 km/h (also with respect to the road). Find the relative velocity of B with respect to A.
September 24, 2013 by Celine

Physics
A 1500kg car travels at a constant speed of 22 m/s around a circular track that has a radius of 85 m. What is the average velocity of the car during one revolution?
October 30, 2008 by Sandhya

11th grade Physics
A car does 6.0 104 J of work in traveling 2.6 km at constant speed. What was the average retarding force (from all sources) acting on the car?
February 13, 2010 by Luricela

physics
A small toy car is moving around a circular path once in every 8 sec. The radius of track is 3m. find speed of car.
June 12, 2010 by Anonymous

physics
A 1500-kg car is making a turn with a 100.0-m radius on a road where the coefficient of static friction is 0.70. What is the maximum speed the car can go without skidding?
November 7, 2010 by jane

Math
r=40-2t shows the relationship between the average rate of speed, r, of a car in meters per second, and the time, t,in seconds, as the car slows down.
February 26, 2012 by annie

phy science
a 20,000kg railroad car is traveling at 3m/s when it collides and couples with a second, identical car at reat. What is the resulting speed of the combined cars?
June 21, 2012 by amy

physics
A certain car is capable of accelerating at a uniform rate of 0.93 m/s2. What is the magnitude of the carís displacement as it accelerates uniformly from a speed of 86 km/h to one of 98 km/h? Answer in units of m
November 11, 2012 by Anne

physics
A certain car is capable of accelerating at a uniform rate of 0.84 m/s 2 . What is the magnitude of the carís displacement as it accelerates uniformly from a speed of 84 km/h to one of 97 km/h? Answer in units of m
December 13, 2012 by Anonymous

physics
A car of 1500 kg mass moving with constant speed 10m/s for 10s . Calculate the average force acting on the car during this time
April 29, 2013 by saber

Physical Science
A 20,000 kg railroad car is traveling at 3 m/s when it collides and couples with a second, identical car at rest. What is the resulting speed of the combined cars?
September 24, 2013 by Jenna V

physics
A car enters the freeway with a speed of 6.4 m/s and accelerates uniformly for 2.9 km in3.4 min. How fast is the car moving after this time? Answer in units of m/s
October 1, 2013 by Randall

physics-important fast
A 1532.9 kg car traveling with a speed of 12.7 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 50.4 m?
December 13, 2013 by jack

Physics
A young woman named Kathy Kool buys a sports car that can accelerate at the rate of 4.6 m/s2. She decides to test the car by dragging with another speedster, Stan Speedy. Both start from rest, but experienced Stan leaves the starting line 0.8 s before Kathy. If Stan moves with...
March 28, 2012 by Dave

Physics
A car is traveling along a straight road at a velocity of +31.0 m/s when its engine cuts out. For the next ten seconds, the car slows down further, and its average acceleration is a1. For the next five seconds, the car slows down further, and its average acceleration is a2. ...
November 30, 2008 by Sara

physics
Two cars A & B are coming closer to one another with speed 36 km/h and 72 km/h Separated by a distance 1500 m calculate : 1 . time interval after which two car meet . 2 . if acceleration of car A is 2m/s2 then calculate time interval after which car A & B Will meet. 3.if ...
September 14, 2014 by Anonymous

Physics
A race driver has made a pit stop to refuel. After refueling, he leaves the pit area with an acceleration whose magnitude is 6.0m/s 2 . After 4.0s he enters the main speedway. At the same instant, another car on the speedway and traveling at a constant speed of 70 m/s ...
January 6, 2010 by Harry

Physics
Please Help!!! A 920 kg sports car collides into the rear end of a 2300 kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.5 m before stopping. The police officer, knowing that the coefficient of kinetic friction between ...
April 17, 2011 by Brittney

Physics
Need Help with physics! Two cars drive on a straight highway. At time t = 0, car 1 passes mile marker 0 traveling due east with a speed of 17.0 m/s. At the same time, car 2 is 1.3 km east of mile marker 0 traveling at 30.0 m/s due west. Car 1 is speeding up with an ...
October 4, 2012 by Brandon

physics
The (non-conservative) force propelling a 1.90 x 103-kg car up a mountain road does 6.70 x 106 J of work on the car. The car starts from rest at sea level and has a speed of 20.0 m/s at an altitude of 1.80 x 102 m above sea level. Obtain the work done on the car by the ...
October 2, 2014 by alika

Physics
A 1100 kg car is moving toward the north along a straight road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to rest in a distance of 140 m. (a) If the road is completely level, what is the constant force applied to the car to bring it to rest? (...
September 16, 2010 by Phil

Physics
A projectile is shot from the ground at an angle of 60 degrees with respect to the horizontal, and it lands on the ground 5 seconds later. Find: a. the horizontal component of initial velocity b. the vertical component of initial velocity c. initial speed
November 22, 2011 by nam maurer

Physics
A projectile is shot from the ground at an angle of 60 degrees with respect to the horizontal, and it lands on the ground 5 seconds later. Find: a. the horizontal component of initial velocity b. the vertical component of initial velocity c. initial speed
November 23, 2011 by nam maurer

physics
In order to qualify for the finals in a racing event, a race car must achieve an average speed of 276km/h on a track with a total length of 1520m. If a particular car covers the first half of the track at an average speed of 246km/h, what minimum average speed must it have in ...
September 21, 2014 by alex

Physics
In order to qualify for the finals in a racing event, a race car must achieve an average speed of 230 km/h on a track with a total length of 1810 m. If a particular car covers the first half of the track at an average speed of 245 km/h, what minimum average speed must it have ...
September 22, 2014 by Latoya

physics
A car is behind a truck going 23.0 m/s on the highway. The driver looks for an opportunity to pass, guessing that his car can accelerate at 2.2 m/s2, and he gauges that he has to cover the 24.0 m length of the truck, plus 10 m clear room at the rear of the truck and 10 m more ...
May 13, 2007 by micole

Physics
when driving at night at a speed of 80 km/hr, a deer suddenly appeared and frozen in your head light. The distance between your car and the deer was 45 meters at the moment you start to break your car as hard as possible in order to avoid the accident Assume that you could ...
September 1, 2012 by lala

physics
hi,need help please.thank. A car is designed to get its energy from a rotating flywheel (solid disk) with a radius of 2.00 m and a mass of 525 kg. Before a trip, the flywheel is attached to an electric motor, which brings the flywheel's rotational speed up to 4000 rev/min. (a...
November 22, 2009 by Chan

Physics
I fire a tennis ball from an air cannon, straight up from ground level, at initial speed v0. At the instant it reaches the top of its trajectory, I fire a second tennis ball at the same initial speed. Air resistance is negligible. At what fraction of the maximum height reached...
February 10, 2011 by Cecille

Physics
I fire a tennis ball from an air cannon, straight up from ground level, at initial speed v0. At the instant it reaches the top of its trajectory, I fire a second tennis ball at the same initial speed. Air resistance is negligible. At what fraction of the maximum height reached...
February 12, 2011 by Cecille

physics
a ball is thrown at an initial angle of 37 and initial velocity of 23.0 m/s reaches a maximum height h, as shown in the Figure. With what initial speed must a ball be thrown straight up to reach the same maximum height h?
January 3, 2011 by Anonymous

physics
A racing car reaches a speed of 40 m/s. At this instant, it begins a uniform negative acceleration, using a parachute and a braking system, and comes to rest 5.0 s. (a)Determine the acceleration of the car. Work: 40m/s x 5s = 200m (0)^2=(40)^2 +2a(200) a=-4 m/s^2 (b) How far ...
September 7, 2007 by Anonymous

Physics
A car is initially travelling at a constant speed of 20 m/s along a highway. Suddenly, the driver applies the brakes, causing the car to accelerate at -5.0 m/s^2. If the driver applied the brakes 0.50s late, determine the distance the car travels from the moment the driver is ...
September 11, 2012 by Michael

physics
You are driving down the road at a constant speed. another car going a bit faster catches up with you and passes you. draw a position graph for both vehicles on the same set of axes and note the point on the graph where the other vehicles passes you. if you have been passed by...
September 4, 2012 by Emily

Physics
A projectile is launched at an angle of 34.0o above the horizontal. The projectile has a mass of 1.50 kg and is given an initial speed of 20.0 m/s. a) What is the initial kinetic energy of the projectile? b) By how much does the gravitational potential energy of the projectile...
May 30, 2014 by John

Physics
Consider the motion of a projectile. It isfired at t = 0. Its initial speed is 36 m/s and its initial projection angle is 55◦ from the horizontal. The acceleration of gravity is 9.8 m/s2 . y x What is the maximum height, h, of its tra jectory? Answer in units of m.
December 9, 2010 by Bobby

college physics
A race driver has made a pit stop to refuel. After refueling, he leaves the pit area with an acceleration whose magnitude is 5.40 m/s2; after 4.0 s he enters the main speedway. At the same instant, another car on the speedway and traveling at a constant speed of 69 m/s ...
September 9, 2012 by Tess

physics
Hi, i really need help with this question. Two identical cars hit each other and lock bumpers. A car moving with a speed of 90 km/h approaches a stationary car
November 17, 2009 by Axel

physics
A 710 kg car travels along US-321. How much working is needed to keep the car traveling at a constant speed of 21.1 m/s around a curve of radius 28.2 m?
December 10, 2009 by Cory

Physics
At what speed will a car round a 52-m-radius curve, banked at a 45 degree angle, if no friction is required between the road and tires to prevent the car from slipping? (g=9.8m/s^2)
June 8, 2010 by Katie

physics
A car traveling 59 km/h accelerates at the rate of 8 m/s2. How many seconds are required for the car to reach a speed of 90 km/h? ENTER NUMBERS ONLY (ONE DECIMAL PLACE). NO UNITS
January 31, 2011 by prabh

physics
a 1500 kg car moving with a speed of 15 m/s collides with a utility pole and is brought to rest in 0.3 s. Find the average force exerted on the car during the collision.
February 7, 2011 by Kriti

Physics
A certain car is capable of accelerating at a uniform rate of 0.85m/s2. What is the magnitude of the car's displacement as it accelerates uniformly from a speed of 83km/h to one of 94km/h?
February 8, 2011 by Timmi

physics
A certain car is capable of accelerating at a uniform rate of 0.82 m/s2. What is the magnitude of the carís displace- ment as it accelerates uniformly from a speed of 85 km/h to one of 95 km/h? Answer in units of m.
March 15, 2011 by maria

Physics
A 1500 kg car is turning around an arc of radius 20 m at a constant speed of 30 mph without slipping. What is the friction force the ground exerts on the car?
March 21, 2011 by James

physics
A car leaves skid marks 90 long on the highway in coming to a stop. Assuming a deceleration of 3.5m/s^2, estimate the speed of the car just before braking.
July 5, 2011 by izzy

college physcial science
a car whose inintal speed is 30m/s undergoes a constant acceleration of 5m/s2. In the first 6s after the accleration starts the car travels
July 14, 2011 by Tammie Mitchell

Math
A driver of a car traveling at 17.1 m/s applies the brakes, causing a uniform deceleration of 1.5 m/s2. How long does it take the car to accelerate to a final speed of 13.3 m/s? Answer in units of s
September 14, 2011 by corele

science
A driver of a car traveling at 17.4 m/s applies the brakes, causing a uniform deceleration of 1.8 m/s2. How long does it take the car to accelerate to a final speed of 13.4 m/s? Answer in units of s
September 20, 2011 by Anonymous

Physics
A 862-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it reaches a speed of 30.0 m/s. What is the average force exerted on the car during this time?
October 24, 2011 by Anonymous

Physics
In coming to a stop, a car leaves skid marks 88 m long on the highway. Assuming a deceleration of 7.50 m/s2, estimate the speed of the car just before braking.
August 30, 2012 by Carlee

physics
In coming to a stop, a car leaves skid marks 77 long on the highway Assuming a deceleration of 7.20 , estimate the speed of the car just before braking
September 11, 2012 by Anonymous

physics
In coming to a stop, a car leaves skid marks 77 long on the highway Assuming a deceleration of 7.20 , estimate the speed of the car just before braking
September 11, 2012 by Anonymous

physics
A 970-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it reaches a speed of 25.0 m/s. What is the average force exerted on the car during this time
September 18, 2012 by Anonymous

Physics
Joanne drives her car with a mass of 1000 {\rm kg} at a speed of 23m/s . Find a road friction force that is need to bring her car to a halt in 14s .
February 14, 2013 by Ericca

Physics
Joanne drives her car with a mass of 1000 kg at a speed of 18m/s .Find a road friction force that is need to bring her car to a halt in 12s
February 28, 2014 by Anonymous

Physics
A car of mass 1900kgs accelerates from rest to a speed of 27ms-1 in 8.1s.Calculate the average rate at which kinetic energy is supplied to the car during the acceleration.
March 15, 2014 by Gilbert

Physic
A racing car starting from a standstill can reach a speed of 320 km/h in 6.50 s by exerting an average horizontal force of 1.52 x 10^4N [s] on the pavement. If friction equals 5.2 x 10^3 N, what is the mass of the car?
October 24, 2014 by Lauren

physics
Car A uses tires for which the coefficient of static friction is 1.1 on a particular unbanked curve. The maximum speed at which the car can negotiate this curve is 30 m/s. Car B uses tires for which the coefficient of static friction is 0.7 on the same curve. What is the ...
October 2, 2010 by Sarah

Physics
At t=0 car A and truck B are 350 m apart on a straight road. Starting from rest car A speeds up with a constant acceleration of 10 m/s^2. Truck B is travelling in the opposite direction with a constant speed of 15 m/s. How far away is car A from its starting point when the two...
February 9, 2010 by Drew

physics
an empty coal car is moving along the tracks to a loading chute a 7km/hr., the mass of the empty car is 2000kg what is the speed of the loaded coal if the total mass of the car is now 10000 kg? give yuo answer in meters per second.
September 27, 2011 by mercedes

Physics for Life science
A car is driven at 80km/h on a horizontal road. If the car is now driven up a 10m high rise, what speed would it have at the top of the rise? (Assume that the wheels of the car roll at all times so that it doesn't experience sliding friction; exclude any other dissipative ...
June 1, 2010 by TangenT

Physics...help please!
I fire a tennis ball from an air cannon, straight up from ground level, at initial speed v0. At the instant it reaches the top of its trajectory, I fire a second tennis ball at the same initial speed. Air resistance is negligible. At what fraction of the maximum height ...
February 11, 2011 by Cecille

physics
An alpha particle collides with an oxygen nucleus, initially at rest. The alpha particle is scattered at an angle of 60.9į above its initial direction of motion, and the oxygen nucleus recoils at an angle of 51.9į on the opposite side of that initial direction. The final speed...
November 21, 2010 by siera

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