1. Physics

    C:\Users\100622325\Desktop\1.jpg Given the figure above, if a = 5.53 cm and b = 4.15 cm, what would be the force (both magnitude and direction) on the 5.0 nC charge?

    asked by Impossible on January 20, 2017
  2. science

    a person needs to push a lever down with a force of 16.5N and a distance of 0.75 to lift the rock 0.25m. how much work is done?

    asked by sassy on October 18, 2012
  3. physics

    what is the force in newtons acting on a 4.0kg package of nails that falls off a roof and is on its way to the ground

    asked by yvonne on March 18, 2011
  4. tokarara

    Calculate work done if a force of 300N is applied at 30° to the horizontal and the body moves 20m

    asked by tina loko on July 14, 2015
  5. science

    a. if i use 100N of force and move 3 meters, how much work is this? b. if it takes 90 seconds to get there, how much power did i exert?

    asked by alyssa on February 4, 2010
  6. Physics

    If you pull a 10-kilogram cart along the ground for 5 meters using 2 Newtons of force,how high will it go before it stops?

    asked by Anonymous on November 20, 2011
  7. physics

    Why does a conductor carrying current experiences force when held in a magnetic field at right angles to it?

    asked by Nadisha on July 27, 2014
  8. physics

    The force produced by Earth's gravity on a 70 kg man standing on the moon is more than 0.5 N True or False?

    asked by nate on April 11, 2010
  9. bobpursly

    Ok so I am still coming up with problems is it possible for bobpursley to answer this: why does Centripetal force increase with frequency, and same with radius? Thanks for the help

    asked by Amandamac on October 2, 2007
  10. Physics

    In what ratio the mass 4m should be split so the value of gravitational force comes maximum for a fix distance d between the masses? F=G(4m-x)/r^2 G/r^2(4m-x^2)

    asked by Aarifah on January 20, 2016
  11. calculus

    What would be the force required to push a 100 lb. object along a ramp that is inclined 10 degrees with the horizontal?

    asked by Ken on February 23, 2010
  12. Physics

    What is the maximum total force exerted on a 78 kg astronaut by her seat during the launch of the Space Shuttle?

    asked by Richard on October 10, 2011
  13. Honors Physics Question

    Two objects are near a bar magnet. One is about 1 cm away, while the other is 6 cm away. Compare and contrast the magnetic force that affects each object. What do they want me to do?

    asked by Pat on May 27, 2012
  14. physics

    A force of 291.0 N is used to push a 140 kg mass 30.0 m horizontally in 3.00 s. Calculate the power developed in kW.

    asked by Mara on December 14, 2008
  15. Physics

    In what ratio the mass 4m should split so that value of gravitational force comes Maximum for a fix distance d between the masses?

    asked by Anonymous on January 20, 2016
  16. physics

    A 4.2 kg mass undergoes an acceleration given by ~a = ax ˆı + ay ˆ , where ax = 0.6 m/s 2 and ay = 4.8 m/s 2 . Find the magnitude of the resultant force. Answer in units of N

    asked by Anonymous on October 12, 2011
  17. physics

    Calculate the work done if a force of 300N Is applied at 30° to the horinzontal and body moves 20m

    asked by tina loko on July 15, 2015
  18. Physics

    2.A 4430 kg helicopter accelerates upward at 2.2 m/s2. What lift force is exerted by the air on the propellers?

    asked by Lee Kite on October 7, 2007
  19. Physics

    A 5 N force directed to the west acts on an object for 2.0 seconds. What is the change in momentum of the oject? Would it be 5 X 2?

    asked by Jenny on October 11, 2009
  20. Science

    3) What is the net force needed to accelerate a 5800g object 6.2 ms-2 ? (make sure you have the correct units)

    asked by Anonymous on September 5, 2011
  21. electromagnetism

    Two identical charges, each -8.00x10-5 C,are separeted by a distance of 25.0cm. Find the electric force between them?

    asked by anthony acty on May 7, 2015
  22. physical science

    a race car having a mass of 2550 kg is accelerated by a force of 127,500n.what is the accelerration?

    asked by chad on February 15, 2012
  23. Physics

    2.A 4430 kg helicopter accelerates upward at 2.2 m/s2. What lift force is exerted by the air on the propellers?

    asked by Lee Kite on October 7, 2007
  24. physics

    Explain why helicopters need 2 rotors to fly in a straight line. Talking about centripetal force.

    asked by Stuart on December 14, 2016
  25. physical science

    A girl on a bicycle drags a wagon full of newspapers at .80 m/s for 30 min. using a force of 40 N. How much work is done?

    asked by landon on October 27, 2013
  26. Physics

    A body is in equilibrium under the action of 3 force.one is 6Ndue east and the other is 3Nacting in a direction 60'north

    asked by salamat on January 7, 2019
  27. science

    two uniform rods of same mass M and same length L are separated by a distance d.Find the gravitational force between the two

    asked by peerzada umar on August 23, 2013
  28. physics

    Consider a pair of planets for which the distance between them is decreased by a factor of 5. Show that the force between them becomes 25 times greater.

    asked by Anonymous on October 11, 2009
  29. physical science

    Carla applied a force of 35 n to a wheelbarrow full of bricks and moved it 2.5 m.which of the following can be determined from this information ?

    asked by help on December 17, 2015
  30. science/math

    Jane runs a track race at 7.0m/s for 40 seconds using a force of 140N. How much work has she done? (remember s=d/t)

    asked by Jessica on May 20, 2018
  31. science

    which does NOT change when an unbalanced force acts on an abject? a) displacement b) velocity c) mass d) motion

    asked by olivia on April 27, 2010
  32. Physics

    Two objects are near a bar magnet. One is about 1 cm away, while the other is 6 cm away. Compare and contrast the magnetic force that affects each object. What do they want me to do?

    asked by Pat on May 27, 2012
  33. Mabel hill, physics

    Two force,3N and 4N act on a body in the direction due north and east respectively. Calculate their equilibrium?

    asked by Gift on October 12, 2015
  34. physics

    a 60kg sprinter accelerates from rest at 2.5m/s east for 4s. what force is acting and what is his final speed?

    asked by tantan on May 28, 2012
  35. phyical science

    A 250 g yo-yo is swung on the end of a 50 cm string at a constant speed of 4 m/s. The centripetal force acting on the yo-yo is

    asked by Anonymous on February 9, 2014
  36. Physics

    What is the potential energy, in joules, of a spring with a force constant of 6 N/m when it is stretched 20 cm from its unstretched length

    asked by Jessica on March 31, 2016
  37. Physics

    What is the frictional force between the tires of a 2000 kg car and an asphalt road if the coefficient of friction is 1.2?

    asked by Jennifer on December 20, 2012
  38. Physics

    How much force is required to accelerate a 1500kg car to a speed of 17m/s in a distance of 45m? Thank you.

    asked by Steph on January 3, 2015
  39. science

    Determine the magnitude and direction of the horizontal resultant force on minibus A=1800N and B=800

    asked by daisy on November 2, 2016
  40. physics

    if two forces 10N and 20N are inclined at angle 60degree to each other. Find the resultant force.

    asked by John on September 27, 2015
  41. Physics

    What is the frictional force between the tires of a 2000 kg car and an asphalt road if the coefficient of friction is 1.2?

    asked by Jennifer on December 20, 2012
  42. physics

    calculate the friction force of an object? if weight=19600,vi=30ms-1,vf=0ms-1 and S=100m.

    asked by sana on January 7, 2013
  43. Physics

    What is the car's forward acceleration,at a speed of 30m/s,when the driving force on the wheels is 650N

    asked by Pilediwa on September 23, 2013
  44. physics

    Approximate the gravitational force of attraction between a 42.0 kg girl and a 56.0 kg boy if they are sitting 3.0 m apart in physics class.

    asked by Devon on December 2, 2010
  45. physic

    if you apply a force of 1.0N to a cart of mass 1.0kg with negligible friction, what do you expect the acceleration to be?

    asked by wiki on October 18, 2009
  46. Physics

    Does an object moving in a circle obey the law of inertia? Which way would it move if there were no net force on it?

    asked by Jen on November 14, 2010
  47. Physics

    Two objects attract each other gravitationally with a force of 2.9 10-10 N when they are 0.29 m apart. Their total mass is 4.0 kg. Find their individual masses.

    asked by Ellen on October 2, 2011
  48. Physics

    If a force of 15.0 N directed east acts on a stationary 5.00 kg mass, what are its acceleration, displacement, and velocity after 10.0 s?

    asked by Tomomi on December 4, 2011
  49. Physics

    A,B,C,D are four charges placed at each corner of a square, with A= -6.00 mC , B=6.00 mC, C=-6.00 mC and D=6.00 mC.ALso AB=BC=CD=DA=0.100 m.Determine the magnitude and direction of force on each charge.

    asked by Niraj on January 20, 2008
  50. Science

    If 3N,4Nand12N act at a point in matually perpendicular direction.The magnitude of the resultant force is

    asked by Meenal on August 5, 2017
  51. physics

    what force is acting on a circular platform rotating opposite of a person standing on the edge?

    asked by ashley on November 22, 2010
  52. physics

    Determine the net force needed to cause a 1310kg sports car to accelerate from 0 - 28.6m/s[fwd] in 5.6 s

    asked by dabby on December 16, 2012
  53. physics

    (a) What is the torque about the origin on a jar of jalapeno peppers located at coordinates (1.0 m, -4.0 m, 2.0 m) due to force F1 = (-3.0 N) + (2.0 N) + (-5.0 N) ?

    asked by Gustavo on November 14, 2010
  54. Physics

    How do you know when to use cos or sin or tan when they give you angles in the question to find tension or force?

    asked by Britney on September 26, 2009
  55. PHYSICS

    The force applied by the e-brake is F(eb) = m*a(eb) = -8.13*1452 = -12,100 N I didn't get the same answer - I got 11,804.76....please check

    asked by SAMIR - ATTN DRWLS- QUICK QUESTION on January 24, 2010
  56. Physical Science

    Find the resulting acceleration from a 300 N force that acts on an object with a mass of 3,000 kg.

    asked by Julie on March 6, 2010
  57. physics

    find the bouyant force on a copper obect that displaces 2.8 meters cubed of water

    asked by scott on July 24, 2011
  58. 6th grade science (physics)

    explain and describe Law of Universal Gravitation in relation to force, mass and distance

    asked by Tyler on April 18, 2010
  59. Sport

    How do I explain using Newtons 3rd Law the nature of the reaction force which provides impulsion for a cyclist?

    asked by Lisa on September 22, 2010
  60. physics

    Calculate the net force required to give a 3000 kg truck an acceleration of 2.5m per squared

    asked by Natasha on October 15, 2018
  61. general physics

    If wind blows at 30 m/s over a house, what is the net force on the roof if its area is 300 m^2 and is flat?

    asked by Anonymous on April 18, 2010
  62. Science

    The force of 100dynes acts on a mass of 50 grams for 10 seconds. Find the change in moentum

    asked by Jeyanthi on September 26, 2014
  63. Physics

    Which of the following are acceptable units for buoyant force? Choose all that apply. psi lb tons Pa kg/L kg N atm N/m2

    asked by Cameron on October 22, 2018
  64. Physics

    Two objects attract each other gravitationally with a force of 2.3×10−10 when they are 0.21 apart. Their total mass is 4.50 . Find their individual masses.

    asked by Kevin on February 14, 2011
  65. Physical science

    What is the force of gravity between two 1215 kg cars separated by a distance of 31m on an interstate highway

    asked by Anonymous on February 14, 2016
  66. physics

    What upward tension force (in Newtons) would allow a 1240-kg elevator to accelerate downwards (i.e., negative) at a rate of 4.29 m/s/s?

    asked by Anonymous on October 3, 2011
  67. Physics

    A 150 kg body is at rest and covers the constant force needed to impart a velocity of 8m/s to it in 5s.

    asked by Wilsmister on October 26, 2016
  68. Physics

    If a force of 15.0 N directed east acts on a stationary 5.00 kg mass, what are its acceleration, displacement, and velocity after 10.0 s?

    asked by Tomomi on December 4, 2011
  69. Physics

    What is the gravitational force between two identical 4,500 kg asteroids whose centers of mass are separated by 120 m?

    asked by Dax on November 13, 2015
  70. physics

    Find the total force necessary to give a rocket of mass 25,000 slugs an acceleration of 28.0 ft/s2.

    asked by ben on September 30, 2014
  71. physics

    find the force of a toy jeep if the mass is 50kg and is traveling at 4 m/s and the radius is 50 centimeter

    asked by Mary on November 21, 2010
  72. Physics

    Two spherical objects with a mass of 7.60 kg each are placed at a distance of 2.93 m apart. How many electrons need to leave each object so that the net force between them becomes zero?

    asked by Becky on June 6, 2012
  73. physic

    two sorces of resultant100N are perpendicular to each other.if one of them makes angle60degree with the resultant calculate the magnitude of the force

    asked by precious on October 3, 2016
  74. Physics

    A 3kw engine operates for 3secs, 10kgf force is applied find the Displacement.

    asked by Sean on January 14, 2015
  75. Physics-Intro

    Find the total force necessary to give a rocket of mass 25,000 slugs an acceleration of 28.0 ft/s2.

    asked by Dan on September 30, 2014
  76. Physics

    In an experiment to explore the nature of the relationships between velocity, force, and acceleration, what important issues are being ignored?

    asked by Jim on September 12, 2010
  77. Physics

    In an experiment to explore the nature of the relationships between velocity, force, and acceleration, what important issues are being ignored?

    asked by Jim on September 12, 2010
  78. Physics

    A 4610 kg helicopter accelerated upwards at 2 m/s^2. What lift force is exerted by the air on the propellers?

    asked by Einstein on December 14, 2007
  79. physics

    If a car travels westward with a constant velocity of 20 m/s, what is the net external force acting on it?

    asked by Steve on October 1, 2007
  80. physics

    a cyclist does work at the rate of 500w while riding. how much force does her foot push with, when she is traveling at 8.0 m/s?

    asked by ty on January 22, 2016
  81. Physics

    Find the magnitude and direction of the equilibrant force for these two concurrent forces: 13.5 N, E and 32.0 N, N. Pls HELP me answer this. Thank u very much.

    asked by Stephanie on October 16, 2013
  82. physics

    A 2000-kg car starts from rest and gains a velocity of 20 m/s in 5 /0s. What force was applied on it? What formula/s will I use?!

    asked by fey on August 31, 2015
  83. physics

    A 4430-kg helicopter accelerates upward at 2.2 m/s2. What lift force is exerted by the air on the propellers?

    asked by Monique on October 14, 2009
  84. AP Physics B

    What is the force of Friction as a 12 kg object slides down for 30 meters down a 30 degrees incline at a constant velocity?

    asked by Asim on November 2, 2010
  85. physics

    How much force is needed to accelerate a 125 kg block up a 35 degree include at 3.4 m/s2 if the coefficient of friction is 0.28?

    asked by Marina on January 20, 2014
  86. physics

    Approximate the gravitational force of attraction between a 46.0 kg girl and a 60.0 kg boy if they are sitting 2.5 m apart in physics class. N

    asked by Anonymous on January 5, 2011
  87. Physics

    Two negatively-charged bodies with -5.4e-5 C are 0.20 m from each other. What force acts on each particle? F=kqq/d^2 F=(9.0e9)(q)(q)/(.20^2) Would both q's equal -5.4e-5 C?

    asked by Lucy on January 13, 2008
  88. Physics

    Two objects attract each other gravitationally with a force of 2.7×10−10 when they are 0.65 apart. Their total mass is 4.4 Find their individual masses.

    asked by B-rad on February 19, 2011
  89. Physics

    Two spherical objects with a mass of 2.88 kg each are placed at a distance of 2.12 m apart. How many electrons need to leave each object so that the net force between them becomes zero?

    asked by Tanner on June 7, 2012
  90. physics

    the magnitude of the tongue produced by a 3.0n force applied to a door at a perpendicular distance of 0.25 m from the hinge

    asked by john on January 15, 2013
  91. Physics

    Two objects attract each other gravitationally with a force of 2.9 10-10 N when they are 0.35 m apart. Their total mass is 4.0 kg. Find their individual masses.

    asked by Claire on November 18, 2018
  92. physcis

    name any 5 models present in national science center related to force and laws of motion

    asked by ishika on June 11, 2017
  93. Physicsc

    Three charges are produced on the Verticus of the squareof side 1m then find the resultant force on any one of the corner.

    asked by Sherly on June 9, 2017
  94. Physics

    What net external force is required to give a 30 kg suitcase an acceleration of 2.5 m/s2 to the right? Answer in units of N

    asked by Sam on September 18, 2013
  95. Science

    Explain the relationship between force needed, gravity, and inertia that scientists have to think about when trying to launch something in space.

    asked by Anonymous on April 18, 2012
  96. Physics

    In an experiment to explore the nature of the relationships between velocity, force, and acceleration, what important issues are being ignored?

    asked by Jim on September 12, 2010
  97. physics

    is this right?if 5.0m/s^2=6.0m/s-0/1.2s a=fn/m 5.0m/s=15.0N/3kg show that the 5.0m/s^2 acceleration can result from a net force of 15N exerted on a 3.ok cart

    asked by angie on January 20, 2014
  98. science

    a mechanic applies the force of 50 N at a distance of 40 cm from the pivot on a wheel wrench . what is the size of the moment ?

    asked by jade on November 9, 2014
  99. physics

    Find the the force the person must exert on the 14.5 kg lawn mower to accelerate it from rest to 1.5m/s in 2.5 seconds?

    asked by eddie on September 26, 2007
  100. physical science

    How would the force of gravity between two masses be affected if the separtion distance between them were doubled and decreased by one-half?

    asked by Anonymous on April 12, 2010