A uniform, square metal plate with side L = 3.50 cm and mass 0.087 kg is located with its lower left corner at (x, y) = (0, 0) as shown in the figure. Two squares with side length L/4 are

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  19. calculus

    A box is contructed out of two different types of metal. The metal for the top and bottom, which are both square, costs $5 per square foot and the metal for the sides costs $2 per square foot. Find the dimensions that minimize cost if the box has a volume

  20. physics

    An electron (mass m = 9.11 * 10^-31 kg) is accelerated in a uniform field vector E ( E =1.45 * 10^4 N/C) between two parallel charged plates. The seperation of the plates is 1.10 cm. The electron is accelerated from rest near the negative plate and passes

  21. Science

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  23. Physics CENTER OF MASS

    A thin rectangular plate of uniform areal density σ = 2.79 kg/m2 has length of 37.0 cm and width of 23.0 cm. The lower left hand corner is located at the origin, (x,y)= (0,0) and the length is along the x-axis. (a)There is a circular hole of radius 8.00

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  26. physics

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  29. Physics (Mechanics)

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  32. Physics

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  33. Physics - Center of Mass

    A square aluminum plate (volume mass ρ = 2700 kg/m^3) has dimension L = 4.8 m and e = 0.9 m. A cylinder of radius R = 1.5 m and at a distance d = 1.2 m from the center of the plate and at 20 deg with the horizontal, is removed from the plate. Find the

  34. physics

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  35. Physics

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  36. physics

    A thin rectangular plate of uniform area density σ1 = 1.00 kg/m2 has a length a = 0.500 m and a width b = 0.210 m. The lower left corner is placed at the origin, (x, y) = (0, 0). A circular hole of radius r = 0.040 m with center at (x, y) = (0.057 m,

  37. Algebra

    A circular mirror is surrounded by a square metal frame. The radius of the mirror is 5x. The side length of the metal frame is 15x. What is the area of the metal frame? Write your answer in factored form.

  38. Algebra

    A circular mirror is surrounded by a square metal frame. The radius of the mirror is 5x. The side length of the metal frame is 15x. What is the area of the metal frame? Write your answer in factored form.

  39. Algebra

    A circular mirror is surrounded by a square metal frame. The radius of the mirror is 5x. The side length of the metal frame is 15x. What is the area of the metal frame? Write your answer in factored form.

  40. Math

    Please explain to me how to solve: A circular mirror is surrounded by a square metal frame. The radius of the mirror is 5x. The side length of the metal frame is 15x. What is the area of the metal frame? Write your answer in factored form.

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  43. physics

    A uniform, square metal plate with side L = 3.50 cm and mass 0.087 kg is located with its lower left corner at (x, y) = (0, 0) as shown in the figure. Two squares with side length L/4 are removed from the plate.

  44. physics Only one part left !!!!!! PLZ HELP

    A uniform, square metal plate with side L = 3.50 cm and mass 0.087 kg is located with its lower left corner at (x, y) = (0, 0) as shown in the figure. Two squares with side length L/4 are removed from the plate. (a) What is the x-coordinate of the center

  45. physics Only one part left !!!!!! PLZ HELP

    A uniform, square metal plate with side L = 3.50 cm and mass 0.087 kg is located with its lower left corner at (x, y) = (0, 0) as shown in the figure. Two squares with side length L/4 are removed from the plate. (a) What is the x-coordinate of the center

  46. physics

    A uniform, square metal plate with side L = 3.50 cm and mass 0.087 kg is located with its lower left corner at (x, y) = (0, 0) as shown in the figure. Two squares with side length L/4 are removed from the plate. (a) What is the x-coordinate of the center

  47. Chemistry

    Suppose a metal worker shapes a 3.4 mg piece of gold until it is a thin, perfectly square plate that is uniformly 8.6x10^-6 cm thick. What is the length of a side of the plate, in cm?

  48. physics

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  49. Physics

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  52. Physics

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  53. Physics

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  54. calculus

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  55. Geometry

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  56. Math problem solving

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  57. Physics

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  60. Science

    Use the following values for mass and charge: an electron has mass me = 9.11×10-31 kg and charge -e, a proton has mass mp = 1.67×10-27 kg and charge +e, an alpha particle has mass malpha = 6.65×10-27 kg and charge +2e, where e = 1.60×10-19 C. An

  61. Science

    Use the following values for mass and charge: an electron has mass me = 9.11×10-31 kg and charge -e, a proton has mass mp = 1.67×10-27 kg and charge +e, an alpha particle has mass malpha = 6.65×10-27 kg and charge +2e, where e = 1.60×10-19 C. An

  62. physics

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  63. math/algebra

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  64. physics

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  65. physics

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  67. algebra story problems

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  68. Physics

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  70. math

    a square based brass plate is 2mm high and has a mass of 1.05 the density of the brass is 8.4g/cubic cm.calculate the length of the plate in cm

  71. math

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  74. Materials Transport

    You have a vertical plate which is 20 cm square and 0.75 cm thick. The plate has a thermal conductivity of 4 W/mK. The top edge of the plate is kept at a temperature of 325⁰C, and the bottom edge is kept at a temperature of 275⁰C. The vertical edges of

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  76. Algebra 2

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  78. Physics

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  80. physics

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  81. physics

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  82. mathematics (word problems leading to linear equations )

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  83. Physics

    Two identical metal plates with small holes are aligned a distance L=7.2 cm apart. They have a potential difference of 141 Volts. An electron can enter through the hole in the negative plate and exit through the hole in the positive plate. If it enters

  84. Physics HELP!!! Potentials and Fields

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  85. Physics HELP!!! potential energy

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  86. physics

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  87. physics

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  89. math

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  90. Physics

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  91. Physics: Angular Width. Why is my answer wrong?

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  92. physics(check my answers)

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  93. Geometry

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  94. Physics

    An electron (mass m = 9.11e-31 kg) is accelerated in the uniform field E (E = 2.00e4 N/C) between two parallel charged plates. The separation of the plates is 1.10 cm. The electron is accelerated from rest near the negative plate and passes through a tiny

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    A flat plate specimen of a soft metal alloy is to be tested by pulling on round pins inserted through the ends of the plate, as illustrated below (a) Calculate the required diameter of the pins, given that the plate is 8.0 mm thick, the maximum tensile

  96. mechanical properties of materials

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  98. Material mechanics

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  99. mechanics of materials

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  100. math

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