1. physics

    A test charge of +2 x 10^-7 C is located 5 cm to the right of a charge of +1 x 10^-6 C and 10 cm to the left of a charge of -1x10^-6 C. The three charges lie on a straight line. Find the force on the test charge? with solution

    asked by jesmaincruz on November 13, 2012
  2. physics

    Joyce and Efua are skating. Joyce pushes Efua, whose mass is 40.0 kg, with a force of 5.0 N. What is Efua's Resulting acceleration?

    asked by bleh on December 2, 2014
  3. physics

    Calculate the force of gravity between Earth and the Sun (the Sun's mass = 2.0×10^30 kg; average Earth-Sun distance = 1.5×10^11 m).

    asked by jim on March 8, 2012
  4. physics

    a boy pushes on a park car with a force of 200 N the car does not move how much work does the boy do on the car?

    asked by adia on May 24, 2011
  5. science

    What is the acceleration of a boy on a skateboard is the net force on the boy is 14 N the total mass of the boy and a skateboard is 58 kilograms you said no

    asked by Anonymous on December 27, 2012
  6. Physics

    A 4.5 object moving in two dimensions initially has a velocity = (11.5 i+ 22.0j). A net force then acts on the object for 2.0 s, after which the object's velocity is = (14.5i + 31.5j).

    asked by Matt Jones on March 22, 2011
  7. physics

    One of the moons of Jupiter is Io. The distance between the centre of Jupiter and the centre of Io is 4.22 x 10^8 m. If the force of gravitational attraction between Io and Jupiter is 6.35 x 10^22 N, what must be the mass of Io?

    asked by aly on April 24, 2011
  8. Physics

    If you were located halfway between the Earth and the Moon, what acceleration would you have toward Earth? (Ignore the gravitational force of the Moon as it is much less than that of the Earth.)

    asked by Beth on December 2, 2018
  9. Physics

    If the pressure outside a window drops by 9.1%, while the pressure inside does not change, what is the force on the window? Assume that the area of the window is 2.3 m2.

    asked by Megan on October 28, 2011
  10. physics

    Two forces of magnitude 20 newtons and 25 newtons respectively act at a point. If the resultant force is 39 newtons, the angle between the forces has to be nearly?

    asked by raghavendra on July 5, 2014
  11. Science

    what is the acceleration of a boy on a skateboard if the unbalanced forward force on the boy is 15 N? The total mass of the boy and the skateboard in 58 kg

    asked by Fred on November 4, 2010
  12. College Physics

    A mass m is acted on by a resultant force of 28.6 N in the upward direction. The acceleration of the mass is 5.72 m/sec2 upward. What is the mass?

    asked by george on July 12, 2017
  13. DES

    A rock is being pushed by a stream with 30 N of force. The rock has a static friction of 40 N and a sliding friction of 20 N. Does the rock move?

    asked by Judie on March 18, 2013
  14. physics

    A force described by F(t) = ½ t2 – 5t acts on an object from t = 0 to t = 3 seconds. The object, which has a mass of 2 kg, is at rest at t = 0. Determine the velocity of the object at t = 3 seconds.

    asked by tyger2020 on October 19, 2018
  15. principles of physics

    Calculate the force of gravity between Earth and the Sun (the Sun's mass = 2.0×10^30 kg; average Earth-Sun distance = 1.5×10^11 m).

    asked by Kristie on March 9, 2012
  16. vector

    the imaginary i or j which is equivalent to square root of -1 has a phase difference of ____ with real number 1. what's the answer? choices are: a.)0 degrees, along or within the force b.)90 degrees c.)360 degrees, one complete revolution d.)180 degrees

    asked by reece on August 26, 2015
  17. english II

    Errors in the use of punctuation marks - Comma the answer is d. A.What will you be when you grow up-an artist or a mathematician? B.To make a delicious hot chocolate drink, melt a square of unsweetened chocolate, stir in some sugar and milk, add a dollop

    asked by Shaquitta on November 24, 2009
  18. english II

    Errors in the use of punctuation marks - Comma the answer is a. A.What will you be when you grow up-an artist or a mathematician? B.To make a delicious hot chocolate drink, melt a square of unsweetened chocolate, stir in some sugar and milk, add a dollop

    asked by Shaquitta on November 24, 2009
  19. Physics

    A particle is traveling in a straight line at a constant speed of 28.5 m/s. Suddenly, a constant force of 12.0 N acts on it, bringing it to a stop in a distance of 61.9 m. (a)Determine the time it takes for the particle to come to a stop. s (b) What is its

    asked by Sam on February 4, 2013
  20. physics

    two forces act on a moving object with a mass of 27kg.one force has a magnitude of 12N and points south, while the other has a magnitude of 17N and points due west. Whats the acceleration of the object?

    asked by ShaD on March 2, 2010
  21. Physics

    An object of mass M = 649 g is pushed at a constant speed up a frictionless inclined surface which forms an angle θ = 50o with the horizontal. What is the magnitude of the force that is exerted by the inclined surface on the object?

    asked by Lisa on October 10, 2009
  22. Physics

    A proton accelerates through a particle accelerator, with a final speed of 8.0 x 10^6 m/s. It experiences a magnetic field of 3.0T that is produced by steering magnets inside the accelerator. What is the number of the magnetic force pulling on the proton?

    asked by Anonymous on April 10, 2017
  23. physics

    suppose that a seat-belted mother riding in an automobile holds a 10 kg baby in her arms. the automobile crashes and decelerates from 50km/h to 0 in .1 s. what average force would the mother have to exert on the baby to hold it?? do you think she can do

    asked by kate on December 11, 2012
  24. Social Studies

    which of these people is in the labor force 15 year old high school student who wants a job a 32 year old mother who stopped working a 46 year old woman who is unemployed but seeking a job

    asked by HELP! on September 16, 2016
  25. Physics

    A 214 Kg boat is sinkin in the ocean. The boat has a weight of 2100 N. The boat's weight is partially offset by the 790 N buoyant force of the water acting upward. What is the net acceleration of the boat

    asked by Anonymous on October 16, 2011
  26. Physics

    A 300g particle oscillating in SHM travels 11cm between the two extreme points in its motion with an average speed of 65 cm/s. a) Find the angular frequency b)The maximum force on the particle c)The maximum speed

    asked by sarah on January 31, 2016
  27. Physics

    A parallel-plate capacitor is constructed of two horizontal 15.2-cm-diameter circular plates. A 1.9 g plastic bead, with a charge of -5.6 nC is suspended between the two plates by the force of the electric field between them. What is the charge on the

    asked by Sunny on September 10, 2017
  28. science please help

    the ability to cause changes in matter is a result of the following____________ A.mass B.energy C.force D.inertia Melting is a change in matter. Which answer could cause melting? i do not know hey im sorry to ask u this but what? Think. State your

    asked by hot stuff on April 17, 2007
  29. Physics (Mechanics)

    An electron of mass 9.1E-31 kg is released from rest at a distance of 7.1 E-10 m from a fixed electron. The force on the movable electron is given by the function F = 2.3E-28/r^2, where r is the distance between the electrons. Find the maximum velocity (in

    asked by andrew on April 12, 2012
  30. Physics

    A total of 8.0 joules of work is done when a constant horizontal force of 2.0 newtons to the left is used to push a 3.0 kilogram box across a counter top. Determine the total horizontal distance the box moves.

    asked by Steven on January 16, 2012
  31. Physics

    At a certain location, the horizontal component of the earth's magnetic field is 2.3 x 10^-5 T, due north. A proton moves eastward with just the right speed, so that the magnetic force on it balances its weight. Find the speed of the proton.

    asked by Talha on December 12, 2011
  32. PHYSICS

    A 0.181 kg mass is attached to a spring and executes simple harmonic motion with a pe-riod of 0.21 s. The total energy of the system is 1.2 J. Find the force constant of the spring. b) Find the amplitude of the motion.

    asked by JACK on November 20, 2010
  33. science

    What is the strongest intermolecular force that occurs between methane (CH4) and ammonia (NH3)? A. Dipole-dipole forces B. Hydrogen bond C. London dispersion forces D. Dipole-induced dipole attractions

    asked by finley on August 20, 2016
  34. Physics

    A surfer is catching a wave. Suppose she starts at the top of the wave with a speed of 1.3 m/s and moves down the wave until her speed increases to 8.0 m/s. The drop in her vertical height is 2.8 m. If her mass is 59 kg, how much work is done by the

    asked by Sam on October 15, 2012
  35. Physics

    A crate, which has a mass of m= 45 kg, is being accelerated at 3.2m/s^-2 up an frictionless inclined plane, which meets the horizontal at an angle of 35 degrees, by a rope. What is the magnitude of the normal force acting on the crate? What is the tension

    asked by Antonio on December 8, 2012
  36. physic

    to move a large crate across a rough floor, you push down on it at an angle of 21 degree. find the force necessary to start the crate moving, given mass of the crate is 32 kg and the coefficient of static friction between the crate and the floor is 0.57

    asked by sid on November 7, 2010
  37. Social Sudies please help

    which of these people is in the labor force 15 year old high school student who wants a job a 32 year old mother who stopped working a 46 year old woman who is unemployed but seeking a job a 68 year old man who is retired ---------

    asked by School on September 11, 2015
  38. Social Studies

    which of these people is in the labor force 15 year old high school student who wants a job a 32 year old mother who stopped working a 46 year old woman who is unemployed but seeking a job a 68 year old man who is retired---

    asked by HELP! on September 15, 2016
  39. physics

    a 60-kg patient exercise on the treadmill, exerting a constant force of 500N while running at a constant velocity of 4 m/s at an angle of 30 for 5 minutes. the coefficient of kinetic friction of the treadmill os 0.45. determine the work done by the

    asked by clariss on February 9, 2011
  40. physics

    2 questions to fill in the blank: 1) in order tocalculate work done, use the ___ of the force which is in the direction of motion. 2) You push against a car stuck in the mud. You will do ___ work unless you are successful in moving the car.

    asked by Kriti on February 20, 2011
  41. Math

    For the harmonic potential V(x,y) = x^2 + y^2 a) Find the total differential, dV. For this I got dV = 2x.dx + 2y.dy b) Given that -dV = F(x).dx + F(y).dy, where F(x) and F(y) is the force in the x and y direction, respectively, write a differential

    asked by Beth on November 18, 2008
  42. physics

    2 questions to fill in the blank: 1) in order tocalculate work done, use the ___ of the force which is in the direction of motion. 2) You push against a car stuck in the mud. You will do ___ work unless you are successful in moving the car.

    asked by Kriti on February 19, 2011
  43. physic

    Suppose you and a friend, each of mass 65 , go to the park and get on a 4.5 -diameter merry-go-round. You stand on the outside edge of the merry-go-round, while your friend pushes so that it rotates once every 5.0 seconds. What is the magnitude of the

    asked by win on November 18, 2012
  44. Physics

    An office window has dimensions 3.6 m by 2.5 m. As a result of the passage of a storm, the outside air pressure drops to 0.925 atm, but inside the pressure is held at 1.0 atm. What net force pushes out on the window?

    asked by Megan on November 1, 2010
  45. physics

    A giant excavator (used in road construction) can apply a maximum vertical force of 2.25×105 N. If it can vertically accelerate a load of dirt at 0.200 m/s2, what is the mass of that load? Ignore the mass of the excavator itself.

    asked by aly on December 2, 2010
  46. Physics

    An electromagnetic wave has a wavelength of 6.2 x 10^14 m. What is the frequency of the wave? A. 2.0 x 10^6 Hz B. 4.8 x 10^-7 Hz C. 1.8 x 10^24 Hz D. 5.3 x 10^-22 Hz I got B..? When the currents in two parallel metal conductors are in the same direction,

    asked by sophie on April 11, 2009
  47. Physics

    "Two wooden blocks A and B have respective masses of 3.0kg and 4.0kg and are connected with an inextensible cord. If the blocks are placed on a horizontal frictionless surface and a force of 8.0N is applied to A, find the tension in the connecting cord."

    asked by Stuck on July 28, 2010
  48. Physics

    A balloon of negligible mass is filled with helium gas (p=0.179 kg/m^3) until its volume is just large enough to lift a 25.0 kg load. (a) Find this volume. (b) Find the buoyant force exerted by air (p=1.29 kg/m^3) on the balloon.

    asked by Lashawn on April 24, 2013
  49. university

    A surfer is catching a wave. Suppose she starts at the top of a wave with a speed of 1.37 m/s and moves down the wave until her speed increases to 9.90 m/s. The drop in her vertical height is 2.64 m. If her mass is 63.3 kg, how much work is done by the

    asked by nelson on November 22, 2011
  50. Physics

    A 19 kg wooden crate is dragged across the driveway. The coefficient of kinetic friction between the wood and concrete is 0.64. A. What is the horizontal force needed to drag the crate uniformly? B. Give a possible value for the coefficient of state

    asked by Jessica on November 24, 2009
  51. magneismt

    closed loop carrying a current lies in the plane. A uniform magnetic field is directed along the positive y axis. Which of the following statements best describes the total magnetic force on the current loop?

    asked by mano on December 17, 2013
  52. physics

    A giant excavator (used in road construction) can apply a maximum vertical force of 2.25×105 N. If it can vertically accelerate a load of dirt at 0.200 m/s2, what is the mass of that load? Ignore the mass of the excavator itself.

    asked by aly on December 2, 2010
  53. science

    Two bumper cars collide. Both cars stop. How do you know that a force has acted on both cars? did the cars change velocity? (yes, they stopped). Newton's law says that things in motion will stay in motion unless a xxxxx acts.

    asked by Nick on October 10, 2006
  54. Physics URGENT!!!

    At a certain location, the horizontal component of the earth's magnetic field is 2.5 x 10^-5 T, due north. A proton moves eastward with just the right speed, so the magnetic force on it balances its weight. Find the speed of the proton.

    asked by AL on November 9, 2007
  55. Physics

    A 15 kg child stands on the edge of a small merry-go-round of radius 2.0 m. If the merry-go- round turns at a steady rate of 11 rpm, calculate the magnitude and direction of the net force on the child.

    asked by Kristina on March 25, 2012
  56. math

    A 3000 pound car is pushed 500 feet by three boys. A force of 60 pounds is required to move the car. How much work did the boys accomplish? How much work can each boy claim if he did his share?

    asked by walt on March 30, 2008
  57. physics

    The potential energy (in J) of a system in one dimension is given by:2 3 U(x) = 5 − x + 3x − 2xWhat is the work done in moving a particle in this potential from x = 1 m to x = 2 m? Whatis the force on a particle in this potentialat x = 1 m and x = 2 m?

    asked by freddy on September 27, 2015
  58. SCIENCE

    The intensity of solar radiation at the surface of the earth is 1kW/m2 . A roof has a square solar panel of sides 10m that absorbs the radiation completely. What is the average force exerted on the panel?

    asked by OWOLABI on September 24, 2016
  59. physics

    an electron moves with constant speed at right angles to a uniform magnetic flux, if the flux density were doubled, the force on the electron would be A) unaffected B) reduced to one month C) halved D) doubled E) quadrupled

    asked by star on May 28, 2012
  60. physics

    A 22 kg child is riding a playground merry-go-round that makes 40 revolutions in 60 seconds. Determine the magnitude of force (in Newtons) necessary to make the child stay on the merry-go-round if she is 1.25m from its center.

    asked by edson on November 7, 2015
  61. physics

    A 68.5kg skater moving initially at 2.40m/s on rough horizontal ice comes to rest uniformly in 3.52s due to friction from the ice. I need help finding the force friction exert on the skater.

    asked by help on September 28, 2008
  62. AP Physics C

    An electron follows a helical path in a uniform mag-netic field of magnitude 0.300 T. The pitch of the path is 6.00 um, and the magnitude of the magnetic force on the elec-tron is 2.00x10^-15 N. What is the electron's speed?

    asked by Michelle on October 29, 2012
  63. Physics 11

    SPH3U1 Two blocks of mass 500.0 g and 200.0 g are suspended vertically as shown in the diagram. The top string is lifted vertically upwards with a force of 8.48N on the 500.0 g Block (sorry no diagram) Thank you very much for your help

    asked by Andy on October 15, 2009
  64. physics

    A 5.05kg sits on a ramp that is inclined at 36.5 degrees above horizontal.The coefficient of kinetic friction between box and ramp is mu k= 0.25. What horizontal force is required to move the box up the incline with a constsant acceleration of 4.3m/s^2?

    asked by Anonymous on March 15, 2013
  65. physics

    A 250 kg car starting from rest is pushed 30m. When the car reaches 30m, it’s traveling at a speed of 12m/s and it encounters 52N of friction. What is the acceleration of the car and what is the force of the push on the car?

    asked by Alyssa on December 1, 2010
  66. physics

    A motor car in rectilinear motion steadily decelerates to rest in 20s.Using Newton's second law of motion,explain why a higher force is required to stop the car in 10s than in 20s.

    asked by Marnal on November 8, 2011
  67. Physics

    The work done by an electric force in moving a charge from point A to point B is 3.75 x 10^-3 J. The electric potential difference between the two points is VA - VB = 54.6 V. What is the charge? Not sure if I did this correctly: I believe this is an

    asked by Dan on July 25, 2012
  68. Physics

    An advertisement claims that a particular automobile can "stop on a dime". What net force would actually be necessary to stop an automobile of mass 850Kg traveling initially at a speed of 43.0 km/h in a distance equal to the diameter of a dime, which is

    asked by Jess on March 14, 2010
  69. physics

    A 13.9 kg block is dragged over a rough, horizontal surface by a 70.7 N force acting at 19.8 degrees above the horizontal. The block is displaced 4.55 m, and the coefficient of kinetic friction is 0.298. How much energy is lost due to friction?

    asked by Anonymous on October 31, 2009
  70. Physics

    A bicyclist of mass 65 kg stands on pedal. The crank is .170 m long and makes a 45 angle with the vertical. The crank is attached to the chain wheel which is 9.70 cm. What force must the chain exert to keep the wheel from turning?

    asked by Angel on November 12, 2012
  71. physics

    2 questions to fill in the blank: 1) in order tocalculate work done, use the ___ of the force which is in the direction of motion. 2) You push against a car stuck in the mud. You will do ___ work unless you are successful in moving the car.

    asked by Kriti on February 20, 2011
  72. physics

    if the system is a basket, the basket is tied to a rope and it is stopped by a fixed clamp when it is falling down, I know there is initial KE but how come initial work is negative. Isnt force and displacement are in the same direction, so work should be

    asked by eng on May 25, 2010
  73. physics

    suppose that a seat-belted mother riding in an automobile holds a 10 kg baby in her arms. the automobile crashes and decelerates from 50km/h to 0 in .1 s. what average force would the mother have to exert on the baby to hold it?? do you think she can do

    asked by kate on December 11, 2012
  74. physics

    A tractor pulls a loaded wagon with a constant force of 300 N. If the total mass of the wagon and its contents is 275 kg, (a) what is the wagon's acceleration? (b) Assuming the wagon started from rest, how far does the tractor travel in 4.00 s?

    asked by Anonymous on November 2, 2012
  75. physics

    A 22 kg child is riding a playground merry-go-round that makes 40 revolutions in 60 seconds. Determine the magnitude of force (in Newtons) necessary to make the child stay on the merry-go-round if she is 1.25m from its center.

    asked by edson on November 7, 2015
  76. zca mpika

    physics A rectangular open tank 6.0m × 8.0m is filled with water to a depth of 8.0m if the atmospheric pressure 1.013×10^pa.find the pressure at the bottom of the tank and force exerted at the bottom assume that g=10N/kg?

    asked by tendai on November 5, 2015
  77. Physic 115

    A 5 kg block is placed on an inclined plane raised to angle theta with the horizontal when it just started to slip down. If coefficient of friction is 0.3, calculate theta and the speed of the block up the plane if it being pull up by a force of 30 newton

    asked by Yahaya on December 20, 2012
  78. Physics

    Three cylinders with the same size, density and structure are piled on each other on top of a rough surface. Find the minimum angle which the direction of the force acting between the cylinders and rough surface makes with the vertical?

    asked by Chipotle on March 19, 2013
  79. Physics ( elestic potential energy)

    A spring with a force of 5.2 N/m has a relaxed length of 2.45. When a mass is attached to the end of the spring and allowed to come to rest. the vertical length of the spring is 3.57m. Calculate the elastic potential energy stored in the spring.

    asked by Pablo on November 4, 2010
  80. Editing

    I made some more changes. Could someone please edit it again? In 1915, the 1st Canadian Division was recognized as a fighting force, for holding their ground against a new type of warfare: chlorine gas. It was at the Battle of Ypres where the Germans

    asked by Gina on October 7, 2007
  81. Melting point

    Could you tell me what the melting point for a crystallized sulfanamide is? Also, we will have to determine the m.p. of an impure sulfanamide. Any idea of a temperature range for that? Will it be higher of lower? Probably hard to tell since I don't know

    asked by Sheryl on September 26, 2006
  82. physics

    A block of wood weighs 40 N in air and 30 N in water. What is the buoyant force exerted by water on the block? B = -F_g = B-F_g =30-40 = - 10N Is this correct?

    asked by Tammy on December 3, 2007
  83. 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?

    asked by Jacobb on March 12, 2013
  84. Physics

    A lawn roller is pushed across a lawn by a force of 119 N along the direction of the handle, which is 22.5° above the horizontal. If 65.7 W of power is developed for 90.0 s, what distance is the roller pushed?

    asked by Anonymous on January 8, 2013
  85. physical science

    two forces of 60 and 80 newton respectively act simultaneously at the point ...sketch and determine their resultant force using tail to tail method and tail to tail method

    asked by kgahliso mahlaba on January 31, 2017
  86. 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?

    asked by John on March 12, 2013
  87. physics

    the earth and moon has same type of and equal magnitude of charges to balance the gravitational force between earth and moon the required magnitude of charge will be

    asked by mann on November 29, 2017
  88. Physics

    if a 900-kg box slides down in a slide inclined at 25degrees to the horizontal and the coefficient of friction between the box and the slide is .0500, what is the friction force?

    asked by cookie monster on December 9, 2008
  89. physics

    Three point charges lie in a straight line along the y-axis. A charge of q1 = -9.20 µC is at y = 6.60 m, and a charge of q2 = -8.00 µC is at y = -3.90 m. The net electric force on the third point charge is zero. Where is this charge located?

    asked by wendlen on April 23, 2013
  90. Physics

    determine the point of zero gravitation force, as measured from the centre of earth (mass 5.97 x 10^24 kg) to the sun ( mass 1.99 x 10^30 kg) if the earth-sun distance is 150 x 10^6 km.

    asked by S on February 13, 2016
  91. engineering science

    calculate the work done required to push a car for 420 meters up an melon the force required to push the car is equal to 615n

    asked by brian on January 22, 2016
  92. Science

    The force of gravity of objects on the moon is approximately one-sixth of their value on Earth. Joe's weight on the moon is 124 N. What will Joe's mass on Earth be?

    asked by Jessica on February 10, 2017
  93. physics

    A 1.8 kg object is pulled along the floor with a force of 7.0 N acting horizontally. If the object accelerates at 2.4m/s^2, how much kinetic friction is acting? how do i do this? could you please explain step by step

    asked by kerri on December 3, 2009
  94. physics

    A block of wood weighs 40 N in air and 30 N in water. What is the buoyant force exerted by water on the block? B = -F_g = B-F_g =30-40 = - 10N Is this correct?

    asked by Tammy on December 3, 2007
  95. Physics

    A spring with a force constant of 4.5×104 N/m is initially at its equilibrium length. How much work must you do to stretch the spring 0.070 m? How much work must you do to compress it 0.070 m?

    asked by Franky on March 9, 2010
  96. Physics

    A lawn roller is pushed across a lawn by a force of 103 N along the direction of the handle, which is 22.5° above the horizontal. If 63.0 W of power is developed for 90.0 s, what distance is the roller pushed?

    asked by Chicago Bulls on December 20, 2012
  97. Science

    The force of gravity of objects on the moon is approximately one-sixth of their value on Earth. Joe weighs 7633 N on earth. What will Joe's mass on the moon be?

    asked by Jessica on February 10, 2017
  98. physics

    A lawn roller is pushed across a lawn by a force of 127 N along the direction of the handle, which is 22.5° above the horizontal. If 64.3 W of power is developed for 90.0 s, what distance is the roller pushed?

    asked by taylor on January 17, 2011
  99. physics

    What force is required to accelerate a 950 kilogram car 20 kilometers per hour to 45 kilometers per hour in 7 seconds? How far does the car travel during its acceleration?

    asked by Andrew Moore on July 5, 2012
  100. physics

    Two forces act on an object. one has a magnitude of 4N in the y axis and the other has a 4N and is pointing 30 degrees below the posive x axis. what is the magnitude of the net force acting on the object?

    asked by Josue on December 13, 2016