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April 20, 2014

Search: phyics

Number of results: 240

Phyics
This is not phyics, whatever that is.
Saturday, October 16, 2010 at 10:08pm by bobpursley

Phyics
Thanks a lot!
Wednesday, February 10, 2010 at 12:07am by ALan

phyics
x=4 12.3(4)=?
Friday, September 17, 2010 at 4:17pm by TutorCat

phyics
.65496475
Sunday, February 28, 2010 at 8:46am by edward

phyics
460
Wednesday, January 22, 2014 at 10:47pm by Anonymous

Phyics
Thank You!!!!! I got it!!!!!
Sunday, February 17, 2013 at 4:50pm by Amy

phyics
.02 km/h
Tuesday, April 6, 2010 at 9:55am by Kidda

phyics
i dont think it 4
Friday, September 17, 2010 at 4:17pm by Ashley

phyics
whats the angle?
Monday, November 1, 2010 at 11:04pm by Anonymous

phyics
hi i really dont know
Wednesday, February 22, 2012 at 12:12pm by Anonymous

phyics
hi i really dont know
Wednesday, February 22, 2012 at 12:12pm by Anonymous

Phyics
21 (x) = 49(.3) x = .7 m
Sunday, November 10, 2013 at 10:56pm by Damon

phyics
h = 1.5 m? h = 0.5g*t^2 = 1.5 m. Solve for t.
Monday, December 16, 2013 at 7:07pm by Henry

Phyics
Thank You not sure how i did catch that lol.
Wednesday, September 16, 2009 at 3:56pm by Joshua

Phyics
How is the change in entory calculated?
Wednesday, July 21, 2010 at 3:37pm by Oisin

phyics
(1/2)^x=1/16 12.3x=?
Friday, September 17, 2010 at 4:17pm by TutorCat

Phyics
v(max) =Aω= 2πA/T
Saturday, November 16, 2013 at 4:54pm by Elena

phyics
convert 36cm/min to km/h
Tuesday, April 6, 2010 at 9:55am by alisha

phyics
just plug in 5 for t: r = (0.020 m/s^3)(5^3)i + (2.2 m/s)(5)j - (0.060 m/s^2)(5^2) k
Thursday, September 16, 2010 at 10:55pm by TutorCat

PHYICS
what about 13/8 0 31/15 P
Saturday, September 18, 2010 at 11:51am by Ashley

Phyics help please varify the answer is correct
thank you
Friday, May 31, 2013 at 1:51pm by Adam

Phyics
See answer in Related Questions
Monday, July 8, 2013 at 7:12pm by Elena

Phyics
I dont know what the second question is, you made a statement.
Friday, October 5, 2007 at 8:59pm by bobpursley

phyics-universal gravity
g is inversely prop to rad^2 g= 9.8/3.3^2
Tuesday, November 3, 2009 at 9:10pm by bobpursley

PHYICS NEED HELP BAD!
IT IS NOT COMING OUT RIGHT
Wednesday, October 17, 2012 at 11:11am by Anthony

phyics help nedded
So how can we state the appropriate answer to part (a)...?
Friday, October 19, 2012 at 4:17am by some one

Phyics please help ms sue
Thank you Elena, you are a big help.
Friday, May 31, 2013 at 1:21pm by Adam

phyics
Adjust for the fact that the compression is .538cm, not .538m
Tuesday, November 5, 2013 at 1:10pm by Steve

Phyics
vf^2=vi^2 + 2ad solve for a. Then note that a=mu*g
Monday, February 28, 2011 at 2:42pm by bobpursley

PHYICS
how do you get the vy by it self when trying to get tionhe speed in the y direct
Wednesday, October 17, 2012 at 12:25pm by Anthony

Phyics Toughest question on earth
Dude Can`t Understand Please Help
Tuesday, June 4, 2013 at 1:42am by david

college phyics
Your expression for x(t) is fouled up. Take the derivative of x to get velocity.
Tuesday, January 19, 2010 at 7:23pm by bobpursley

phyics
1/16 = (1/2)^4 so four half lives 4 * 12.3 as TutorCat said
Friday, September 17, 2010 at 4:17pm by Damon

1th phyics
use the equation v=v0+at substitute the numbers in to find t
Sunday, September 26, 2010 at 6:22pm by Mat

Phyics
It is it physical science and the equations nedd to be balanced.... it just how the format is on the computer
Saturday, October 16, 2010 at 10:08pm by Tom

Phyics help
It appears you are posting several questions under different names. Sorry.
Saturday, April 9, 2011 at 8:27pm by bobpursley

phyics
Calculate (in MeV ) the binding energy per nucleon for 40 Ca .
Monday, December 5, 2011 at 12:38pm by paige

Phyics Toughest question on earth
Try 16.13 seconds. Is it correct?
Tuesday, June 4, 2013 at 1:42am by Gwen

algebra phyics word problem
No, that is all wrong. I suggest you look again at the way I did it.
Saturday, October 15, 2011 at 6:51pm by drwls

Phyics
The internal energy change in a system that has absorbed 4 Kcals of heat and 1000 J of work is:
Tuesday, March 12, 2013 at 11:36pm by Miko

phyics
What is your question about this problem? I will be happy to critique your thinking. We are not in the habit of doing homework or tests for students.
Wednesday, October 3, 2012 at 2:10pm by bobpursley

Phyics
How far does a 5-kg block with an initial speed of 3 m/s slide up a frictionless 28 incline plane?
Sunday, February 17, 2013 at 4:50pm by Amy

phyics
For a given launch velocity, the smaller the angle the greater the hor. displacement Dx max occurs at 0 deg.
Wednesday, February 22, 2012 at 12:12pm by Henry

1th phyics
A car traveling at 7.5 m/s accelerates 3.4m/s2 to reach a speed of 15.0 m/s. How long does it take for this acceleration to occur?
Sunday, September 26, 2010 at 6:22pm by Taylor

algebra phyics word problem
I'm sorry, Marko, but I never took physics and my math skills stop about middle school level.
Saturday, October 15, 2011 at 6:51pm by Ms. Sue

Phyics help
you don't understand i don't get this unit and i'm failling this unit miserabely really need help
Saturday, April 9, 2011 at 8:27pm by deepti

phyics
The choroid and the auricle are similar because, one collects light and the other collects sound?
Thursday, April 23, 2009 at 11:01am by Anonymous

phyics
yes one collects light and the other collects sound, if your doing it from a Penn Foster class
Thursday, April 23, 2009 at 11:01am by Kendra Cox

Phyics help please varify the answer is correct
If RT ia the total R then Rt increases
Friday, May 31, 2013 at 1:51pm by Elena

phyics
For a given launch velocity, at which launch angle does the projectile undergo the maximum horizontal displacement?
Wednesday, February 22, 2012 at 12:12pm by Lauren01

Phyics
distancefalling=vi*t-4.9t^2 solve for t. distance falling is given, initial velocity is given.
Wednesday, September 25, 2013 at 2:53am by bobpursley

Phyics help
Show your work. I will be happy to critique your work and thinking.
Saturday, April 9, 2011 at 8:27pm by bobpursley

phyics
a SHO has a maximum speed of 5m/s. How fast will it be going when the potential energy is seven-ninths of the kinetic energy.
Saturday, November 13, 2010 at 3:44pm by brandy

phyics
calculate the gravitational force between a student with mass (60kg) and her desk (5kg) if she is sitting .2m from her desk
Tuesday, February 22, 2011 at 2:31am by clayton

Phyics
Well, Newtons gravitation law is force=GMm/d^2 but for you, mass m, your acceleration by falling in gravity must be Force=ma or a=F/m= GM/d^2
Friday, October 5, 2007 at 8:59pm by bobpursley

phyics-universal gravity
G(Me*ms)/(2*radearth)^2 or, since you know its mass, on earth the weight would be mg, but double the distance, and it is mg/4
Tuesday, November 3, 2009 at 9:09pm by bobpursley

PHYICS
A Football is kicked 66.6 meters in 5.39 seconds. What was the initial velocity it was kicked? magnitude and direction above horizontal
Wednesday, October 17, 2012 at 12:25pm by Anthony

phyics
An object in simple harmonic motion has an amplitude of 0.202 m and an oscillation period of 0.620 s. Determine the maximum speed of the motion
Tuesday, November 12, 2013 at 10:54am by Joey

Phyics
An object in simple harmonic motion has an amplitude of 0.202 m and an oscillation period of 0.620 s. Determine the maximum speed of the motion.
Saturday, November 16, 2013 at 4:54pm by Corey

phyics-universal gravity
A hypothetical planet has a radius 3.3 times that of Earth, but has the same mass. What is the acceleration due to gravity near its surface? (downward)
Tuesday, November 3, 2009 at 9:10pm by Anonymous

PHYICS
Ac = v^2/R new Ac = (3 v)^2/R = 9 v^2/R 9 times :)
Saturday, February 15, 2014 at 6:42am by Damon

phyics
An electron and a proton are placed at rest in a uniform electric field modulus equal to 520N / C. Calculate the speed of each particle of 48 ns after the latter has been released
Wednesday, January 22, 2014 at 10:47pm by Anonymous

phyics
An electron and a proton are placed at rest in a uniform electric field modulus equal to 520N / C. Calculate the speed of each particle of 48 ns after the latter has been released
Wednesday, January 22, 2014 at 10:46pm by Anonymous

11th phyics
An automobile with an initial speed of 4.56 m/s accelerates uniformly at the rate of 2.4 m/s2. Find the final speed of the car after 4.4 s. Answer in units of m/s
Sunday, September 26, 2010 at 6:20pm by Taylor

PHYICS NEED HELP BAD!
A football is kicked 66.6 meters. If it is in the air for 5.39 seconds, with what initial velocity was it kicked? magnitude and direction above horizontal
Wednesday, October 17, 2012 at 11:11am by Anthony

PHYICS
a turn table is turing at a rate of 45 rad/sec and comes to rest after 5 second.how many rotation does it make before coming to rest?
Saturday, February 15, 2014 at 2:17am by Pawan

Phyics
u=4m/s when constant speed, acceleration a=0 distance s=4.77 time t=? s=u*t+1/2*a*t^2 s=u*t because a=0 t=s/u=4.77/4 t=1.77 sec.
Sunday, October 20, 2013 at 10:08pm by rosa

phyics
If Sir George starts at 0, 1/2 (.273)t^2 = 94.3 - 1/2 (.280)t^2 t = 18.468 check: 46.55 + 47.75 = 94.30 The answer is in there somewhere :-)
Monday, September 23, 2013 at 11:14pm by Steve

phyics
Find the horizontal range of a baseball that leaves the bat at an angle of 63 degrees, with the horizontal with an initial velocity of 160 km/hr. discard air resistance
Wednesday, December 14, 2011 at 7:19pm by Brittany

phyics
find the acceleration if the velocity changes from: a) 2m/s to 4m/s in 4s b) 5m/s to 10m/s in 2s c) 100m/s to 120m/s in 5s d) 86m/s to 94m/s in 4s e) 21m/s to 35m/s in 18s thank you!
Wednesday, September 19, 2012 at 1:11pm by nicky

phyics
The figure shows a person whose weight is W = 500 N doing push-ups. Find the normal force exerted by the floor on (a) each hand and (b) each foot, assuming that the person holds this position.
Friday, November 1, 2013 at 1:51pm by bobby

phyics
The figure shows a person whose weight is W = 500 N doing push-ups. Find the normal force exerted by the floor on (a) each hand and (b) each foot, assuming that the person holds this position.
Friday, November 1, 2013 at 1:56pm by bobby

Phyics help please varify the answer is correct
A parallel circuit has value of RT = R1 // R2 // R3. If one resistor opens, RT RT increases?
Friday, May 31, 2013 at 1:51pm by Adam

college phyics
The position of an object changes with time according to the expression x(t) = 5t62 = 3t - 1. What is the position of the object when its velocity is 11 m/s?
Tuesday, January 19, 2010 at 7:23pm by Mandy

Phyics
A ray of light strikes a mirror at an angle of 26 degrees to the normal. What is the angle of reflection? Answer in units of degrees .
Sunday, February 27, 2011 at 10:27pm by Maria

phyics
Pick the radioactive isotope in each set. 23/11 20/9 Explain your choice. a)its atomic number is greater than 83 b)it has fewer n than p in the nucleus c)it is an odd-odd nuclide none of the above
Friday, September 17, 2010 at 4:20pm by ashley

PHYICS
Pick the radioactive isotope in each set 14/7 N OR 23/13 AL EXPLAIN A)its atomic number is greater than 83 B)it has fewer n than p in the nucleus C)it is an odd-odd nuclide none of the above
Saturday, September 18, 2010 at 11:51am by Ashley

phyics
You are installing a new spark plug in your car, and the manual specifies that it be tightened to a torque that has a magnitude of 65 Nm. Using the data in the figure, determine the magnitude F of the force that you must exert on the wrench.
Friday, November 1, 2013 at 1:20pm by bobby

Phyics
One of the concrete pillars that supports a house is 1.9 m tall and has a radius of 0.55 m. The density of concrete is about 2.2 x 103 kg/m3. Find the weight of this pillar in pounds (1 N = 0.2248 lb).
Tuesday, November 12, 2013 at 1:30pm by Justin

Phyics
velocity = acceleration * time her acceleration is zero for the rest of the race, so her velocity stays constant
Tuesday, September 24, 2013 at 9:13pm by scott

phyics
a child playing jacks bounces a super ball on tha sdewalk. The collision is elastic. Does each object have the same kinetic energy after the collision as it did before the collision?
Wednesday, February 20, 2013 at 3:09pm by lynn

phyics-universal gravity
Calculate the force of gravity on a spacecraft 6400 km (1 earth radii) above the Earth's surface if its mass is 1600 kg.
Tuesday, November 3, 2009 at 9:09pm by DJ

phyics
a 2kg mallet is dropped from a height of .6m onto a nail, driving it 3.5 cm into the wood. What is the average force exerted by the mallet on the nail? thanks
Wednesday, January 19, 2011 at 1:25pm by jinny

ssct
(phyics) question: calculate the final temperature of the water if 400grams of water at 80degress Celsius is poured into a 100grams pot at 30dgrees Celsius .
Thursday, December 6, 2012 at 2:50am by arjet

phyics (correction)
1. take the second derivative of r to find acceleration. 2. then divide 2.75 *10^5 N by 9.8m/s^2 to find how much the helicopter weighs in kg 3. multiply your result from 1 with your result from 2
Thursday, September 16, 2010 at 10:55pm by TutorCat

Phyics
Sue is swinging a yo-yo around her head. What happens to the size of the centripetal acceleration if the mass of the yo-yo is doubled without changing the period or length of the string?
Wednesday, October 19, 2011 at 8:43pm by Eddie

algebra phyics word problem
ok but this is in algebra mathword problem about physic
Saturday, October 15, 2011 at 6:51pm by marko

Phyics please help ms sue
A 9 v battery is connected across a series combination of 100 W, 35 W, and 55 W resistors. The current measured in the circuit is 100 mA. What can be wrong in this circuit?
Friday, May 31, 2013 at 1:21pm by Anonymous

phyics
When you see a traffic light turn red, you apply the brakes until you come to a stop. Suppose your initial speed was 12.9 m/s, and you come to rest in 35.0 m. How much time does this take? Assume constant deceleration.
Wednesday, October 3, 2012 at 2:10pm by Anonymous

phyics
A 0.20-kg object is attached to the end of an ideal horizontal spring that has a spring constant of 120 N/m. The simple harmonic motion that occurs has a maximum speed of 1.1 m/s. Determine the amplitude A of the motion.
Tuesday, November 12, 2013 at 10:58am by Joey

phyics
with the plane starting from rest and a uniform acceleration, the average velocity is 20 m/s so the time of acceleration is 184/20 or 9.2 s the acceleration is (40 m/s) / 9.2 s
Tuesday, October 15, 2013 at 8:21pm by scott

phyics
A system does 3.7 104 J of work, and 8.5 104 J of heat flows into the system during the process. Find the change in the internal energy of the system.
Sunday, March 30, 2014 at 10:36am by minka

Phyics
Three moles of an ideal monatomic gas are at a temperature of 396 K. Then 2438 J of heat is added to the gas, and 897 J of work is done on it. What is the final temperature of the gas?
Tuesday, November 19, 2013 at 11:22pm by Carl

phyics
A ball is placed at the top of a hill of incline 60.0 degrees. The ball is allowed to roll for 12.0 seconds. How far will the ball roll during this period? Neglect friction.
Saturday, December 18, 2010 at 4:06pm by lola

phyics
You might say that, but the choria does no really "collect" light; it provides a way for the retina to receive blood for nourishment. The retina does the "collecting" of light. The auricle (or "pinna") collects and funnels sound into the ear.
Thursday, April 23, 2009 at 11:01am by drwls

phyics
A very long 1.75 cm diameter glass rod has one end ground and polished to a convex spherical surface that has a 7.30 cm radius. The glass material has an index of refraction 1.56.
Wednesday, February 19, 2014 at 11:15pm by Anonymous

phyics
Tritium (half-life = 12.3 y) is used to verify the age of expensive brandies. If an old brandy contains only the following fraction of the tritium present in new brandy, how long ago was it produced? 1/16
Friday, September 17, 2010 at 4:17pm by ashley

phyics
An object on a vertical spring oscillates up and down in simple harmonic motion with an angular frequency of 25.1 rad/s. Calculate the distance d by which the spring stretches from its unstrained length when the object is allowed to hang stationary from it.
Tuesday, November 12, 2013 at 11:01am by Joey

phyics
An object on a vertical spring oscillates up and down in simple harmonic motion with an angular frequency of 25.1 rad/s. Calculate the distance d by which the spring stretches from its unstrained length when the object is allowed to hang stationary from it.
Tuesday, November 12, 2013 at 1:07pm by Joey

Phyics
W=mg=ρVg= ρπr²hg= =2.210³π0.55²1.99.8 = =38929 N=173173 lb
Tuesday, November 12, 2013 at 1:30pm by Elena

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