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A 2.0 rigid rod with negligible weight is subject to forces in three different ways as shown in diagrams 1-3 below. diagrams: 1- middle point: 2.0 N distance on both sides: 1.0 m apart forces below at the end of

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  1. As physics

    A 2.0 rigid rod with negligible weight is subject to forces in three different ways as shown in diagrams 1-3 below. diagrams: 1- middle point: 2.0 N distance on both sides: 1.0 m apart forces below at the end of each side: 1.0 N 2- distance on both sides:
  2. physics

    A 2.0 rigid rod with negligible weight is subject to forces in three different ways as shown in diagrams 1-3 below. diagrams: 1- middle point: 2.0 N distance on both sides: 1.0 m apart forces below at the end of each side: 1.0 N 2- distance on both sides:
  3. physics

    A rigid rod holds a restaurant sign horizontally from the side of a building. The force due to gravity acting on the sign is 165N with the angle between the sign and the rod being 50 degrees. Ignoring the weight of the rod what is the magnitude of the
  4. phy

    Two particles (m1 = 0.20 kg, m2 = 0.30 kg) are positioned at the ends of a 2.0-m long rod of negligible mass. What is the moment of inertia of this rigid body about an axis perpendicular to the rod and through the center of mass?
  5. Physics

    An object whose mass is unknown is held by two rigid rods. The whole system is at rest. The angle between the vertical direction and the left rod from point A to B is 60 degrees. The angle between the vertical direction and the right rod from point C to D
  6. physics

    A thin, rigid, uniform rod has a mass of 2.60 kg and a length of 1.69 m. (a) Find the moment of inertia of the rod relative to an axis that is perpendicular to the rod at one end.A thin, rigid, uniform rod has a mass of 2.60 kg and a length of 1.69 m.
  7. engineering mechanics (dynamics)

    A 500 N weight is attached to a stiff rod of negligible weight that is hinged to one end. The rod is released from rest in horizontal position and allowed to swing freely in vertical arc. Through what angle with the horizontal must it swing to cause a
  8. physics

    Find the net torque (magnitude and direction) produced by the forces F1 (F1 = 17.3 N) and F2 (F2 = 26.1 N) about the rotational axis shown in the drawing. The forces are acting on a thin rigid rod, and the axis is perpendicular to the page. (x = 0.323 m, y
  9. physics

    Find the net torque (magnitude and direction) produced by the forces F1 (F1 = 17.3 N) and F2 (F2 = 26.1 N) about the rotational axis shown in the drawing. The forces are acting on a thin rigid rod, and the axis is perpendicular to the page. (x = 0.323 m, y
  10. physics

    The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the plane of the screen. Are these forces sufficient to keep the rod in equilibrium, or are additional forces necessary I assume
  11. Physics

    A very light rigid rod (0.5m) is connected to a more massive (0.50 kg) rigid 0.65 m rod, connected end to end. At the free end of a light rod,it is attached to the ceiling and pivots at that connection. Assuming the system is in Simple Harmonic Motion,
  12. physics

    A uniform rigid rod of mass 1kg and length 30cm. Find the moment of inertia of the rod about an axis perpendicular to the rod through on end.
  13. Physic

    The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the plane of the screen. Are these forces sufficient to keep the rod in equilibrium, or are additional forces necessary f3 ' ' ' f1
  14. Physics

    A grandfather clock has a pendulum that consists of a thin brass disk of radius r = 17.61 cm and mass 1.177 kg that is attached to a long thin rod of negligible mass. The pendulum swings freely about an axis perpendicular to the rod and through the end of
  15. Physics

    A rod is lying on the top of a table. One end of the rod is hinged to the table so that the rod can rotate freely on the tabletop. Two forces, both parallel to the tabletop, act on the rod at the same place. One force is directed perpendicular to the rod
  16. physics question

    I have a question about a problem regarding Newton's third law. a. An iron rod is held up by a magnet. The magnet is held up by a string (from a ceiling, let's say). Draw a free-body diagram for the magnet and a separate free-body diagram for the iron rod.
  17. college student

    Two spheres of mass 2 kg and 3 kg are attached to the ends of a light rigid rod of length 1.0 m. What is the moment of inertia of the system about an axis perpendicular to the rod and (i) passes through the centre of the rod (ii) passes through the 2 kg
  18. Physics

    Consider the figure above, where a rigid beam of negligible mass and 10 m long is supported by a cable attached to a spring. When NO block is hung from the beam, the length L (cable-spring) is equal to 5 m. Assume that immediately after block (weight of
  19. Physics

    A sign that weighs 670N is mounted at the end of a 2.00-m long rod of negligible weight. The supporting cable is connected at angle theta=30deg to the center of the rod. What is a) the tension T in the supporting cable, and b) the horizontal and vertical
  20. Physics

    A uniform rod of weight 5N and lenght 1m is pivoted at a point of 20 cm from one of its ends. A weight is hung from the other end so that te rod balances horizontally. What is the value of the weight? How do I find it if I don't know the weight at the
  21. Physics 202

    A rail gun uses electromagnetic forces to accelerate a projectile to very high velocities. The basic mechanism of acceleration is relatively simple and can be illustrated in the following example. A metal rod of mass 10.0g and electrical resistance 0.100Ω
  22. Angular Momentum

    A long thin rod of mass M = 2.00 kg and length L = 75.0 cm is free to rotate about its center as shown. Two identical masses (each of mass m = .421 kg) slide without friction along the rod. The two masses begin at the rod's point of rotation when the rod
  23. physics

    A light, rigid rod l = 5.55 m in length rotates in the xy plane about a pivot through the rod’s center. Two particles of masses m1 = 9.8 kg and m2 = 2.4 kg are connected to its ends find the moment of inertia
  24. Physics

    One end of a uniform 3.20-m-long rod of weight Fg is supported by a cable at an angle of θ = 37° with the rod. The other end rests against the wall, where it is held by friction as shown in the figure below. The coefficient of static friction between the
  25. physics

    two small objects of masses 'm' & '2m' each are attaached to the ends of a light rigid rod of length 'L' . the rod is pivoted at a point where centre of mass of the two objects lie. the moment of inertia of the arrangement about an axis through the centre
  26. Physics

    A uniform rod of weight 5N and length 1m is pivoted at the 20cm mark from one end. A weight is hung from the other end so that the rod balances horizontally. What is the value of the weight?
  27. science

    A 1.4 kg ball and a 3.0 kg ball are connected by a 1.0 m long rigid, massless rod. The rod is rotating cw about its center of mass at 24 rpm. What torque will bring the balls to a halt in 4.2 s?
  28. Math

    A one-meter rod is suspended at its middle so that it balances. Suppose one-gram on the rod at the following distances from one end. 20cm 27cm 38cm 44cm 58cm 70cm 83cm 94cm Where must a one gram weight be hung so that the rod will balances at the 50
  29. Math

    A one-meter rod is suspended at its middle so that it balances. Suppose one-gram on the rod at the following distances from one end. 20cm 27cm 38cm 44cm 58cm 70cm 83cm 94cm Where must a one gram weight be hung so that the rod will balances at the 50
  30. physics

    a 51.0 kg uniform square sign, of edge L = 2.00 m, is hung from a horizontal rod of length dh = 3.00 m and negligible mass. A cable is attached to the end of the rod and to a point on the wall at distance dv = 4.00 m above the point where the rod is hinged
  31. Physics

    A worker sits at one end of a 199-N uniform rod that is 2.80 m long. A weight of 120 N is placed at the other end of the rod. The rod is balanced when the pivot is 0.630 m from the worker. Calculate the weight of the worker
  32. science-physics

    A worker sits at one end of a 183-N uniform rod that is 2.80 m long. A weight of 107 N is placed at the other end of the rod. The rod is balanced when the pivot is 0.670 m from the worker. Calculate the weight of the worker
  33. Science physics

    A uniform metres rod of weight 100N carries a weight of 40N and 60N suspended from the 20Cm and 90cm marks respectively, where will your pivot a knife edge to balance the rod.
  34. phy

    1. A Uniform rod AB 3m long weighing 3 Kg is held horizontally by two strong vertical strings at its ends. A weight of 7 kg is hanging on the rod at a distance of 1m from end A and another weight of 12 Kg is hanging at 0.5 m from end B.(a)Make the free
  35. physics

    A light rigid rod 1.00 m in length joins two particles, with masses 4.00 kg and 3.00 kg, at its ends. The combination rotates in the xy plane about a pivot through the center of the rod. Determine the angluar momentum of the system about the origin when
  36. physics

    A homogeneous rod AB=100 cm of mass m=4kg is suspended from a fixed roof by means of two very light strings OA and O'C having the same length point C is at 20cm from B , rod AB is in a horizontal position of equilibrium Make the inventory of the forces
  37. physics

    A light, rigid rod l = 5.55 m in length rotates in the xy plane about a pivot through the rod’s center. Two particles of masses m1 = 9.8 kg and m2 = 2.4 kg are connected to its ends. Determine the angular momentum of the system about the origin at the
  38. Physics

    The rigid object shown in Fig. 10-63 consists of three balls and three connecting rods, with M = 1.5 kg, L = 0.67 m, and θ = 32°. The balls may be treated as particles, and the connecting rods have negligible mass. Determine the rotational kinetic energy
  39. Physics

    A light, rigid rod 1.039m in length joins two particles with masses 3.65kg and 4.94kg at its ends. The combination rotates in the xy plane about a pivot through the centre of the rod. Determine the angular momentum of the system about the origin when the
  40. physics

    A homologous rod of mass M=20kg of length L=3m and of negligible cross-section rests initially on the horizontal ground chosen as a reference level for the gravitational potential energy. The rod is rotated about one end until it takes a vertical position
  41. science

    2. A thin rod of length 10m is in the x-y plane parallel to the x axis. Its centre is at the point (3,2) .A force of 100 N in the x-y plane is applied at its right end at an angle of 30o from the x-axis. An equal and opposite force is applied at its other
  42. physics

    A metal rod is forced to move with constant velocity along two parallel metal rails, connected with a strip of metal at one end. A magnetic field of magnitude B = 0:350 T points out of the page. a) If the rails are separated by L = 25.0 cm and the speed of
  43. Physics

    A 2.0 kg ball and a 3.5 kg ball are connected by a 2.0 m long rigid, massless rod. The rod and balls are rotating clockwise about its center of gravity at 21 rpm . What torque will bring the balls to a halt in 6.0s?
  44. Physics

    A 1.34‒kg ball is attached to a rigid vertical rod by means of two massless strings each 1.70 m long. The strings are attached to the rod at points 1.70 m apart. The system is rotating about the axis of the rod, both strings being taut and forming an
  45. Physics

    The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the plane of the screen. Are these forces sufficient to keep the rod in equilibrium, or are additional forces necessary f3 ' ' ' f1
  46. Physics

    Two small charges with a mass of 1.0 g each are connected by 2.0-cm-long insulating rod of negligible mass. Each ball has the same magnitude of charge of 10 nC, but with opposite sign. The rod is held in a 1.0 × 104 N/C uniform electric field at the angle
  47. physics

    The uniform rod AB is suspended in air and its two ends are attached to supports by hinges.The rod has a weight of 15 lb and the spring is unstretched when θ = 0°. If θ = 30°, determine the stiffness k of the spring so that the rod is in equilibrium.
  48. physics

    a rod 300 cm long is hinged in a wall its weight is 50N. it is supported by a leg from other edge and an external weight of 80N is placed on the rod 50 cm away from the leg end.. find the tension in the leg?
  49. Memt 202

    If a rod of 1025 steel 0.5 m (19.7 in) long is heated from 20 to 80 deg C (68 to 176 deg F) while its ends are maintained rigid, determine the type and magnitude of stress that develops. Assume that at 20 deg C the rod is stress free.
  50. physics

    One end of a uniform 4.0-m long rod of weight is supported by a cable. the other end rests against the wall, where it is helf by friction. The co-efficient of static friction between the wall and the rod is .50 Determine the minimum distance,x,from point A
  51. physics

    "A rod with length L , mass m and resistance R slides without friction down parallel conducting rail of negligible resistance . the rails are connected together at bottom, forming a conducting loop with the rod the plain of the loop makes angle Z wih
  52. Physics

    A uniform rod 1.2 m long has weight of 1000 dynes and 2000 dynes at its ends. At what point on the rod can it be balanced horizontally if the rod weighs 2500 dynes?
  53. Physics

    A mass of 1.0 kg is located at the end of a very light and rigid rod 44 cm in length. The rod is rotating about an axis at its opposite end with a rotational velocity of 3 rad/s. (a) What is the rotational inertia of the system? kg · m2 (b) What is the
  54. College Physics

    A uniform rod of mass M = 437.0 g and length L = 37.1 cm stands vertically on a horizontal table. It is released from rest to fall. A)Which of the following forces are acting on the rod? B)Calculate the angular speed of the rod as it makes an angle θ =
  55. physics

    Two small balls are attached to a rigid rod of mass 2.2 kg that is 6.0 m in length. The first ball has a mass of 2.25 kg and the second ball has a mass of 4.95 kg. (c) What is the moment of inertia of the rod when it spins around its center of mass?
  56. physic30

    A charged glass rod is brought close to an insulated metal rod. The rod is momentarily grounded and then the ground is removed. This method of charging is called charging by ______? There is 3 ways; by friction, by conduction, and by induction. I think is
  57. Physics

    Two small 0.55-kg masses are attached to opposite ends of a very lightweight rigid rod 0.3 m long. The system is spinning in a horizontal plane around a vertical axis perpendicular to the rod located halfway between the masses. Each mass is moving in a
  58. Physics

    Consider a lever rod of length 7.96 m, weight 71 N and uniform density. The lever rod is pivoted on one end and is supported by a cable attached at a point 1.74 m from the other end:  The lever rod is in equilibrium at angle of
  59. physics

    a very light rigid rod with a length of .500m extends straight out from one end of a meterstick. the meterstick is suspended from a pivot at the far end of the rod and is set into oscillation. determine the period of oscillation (hint: use the
  60. Physics

    a 1.0 N-weight is hanging at rest as shown. In each case, write in the magnitude of the unknown force. a) chain with a weight of 2.5 N has a 1.0 N hanging weight b) chain with a weight of .5 N has a 1.0 N hanging weight c) stretched elastic band with
  61. college physics

    a 1.0 N-weight is hanging at rest as shown. In each case, write in the magnitude of the unknown force. a) chain with a weight of 2.5 N has a 1.0 N hanging weight b) chain with a weight of .5 N has a 1.0 N hanging weight c) stretched elastic band with
  62. Math, Algebra

    Rod a is twice as long as rod b, rod c is 1/12m shorter than rod b. If rod c is 1/6m long, find the total length of Rod a and Rod b I thought it would be 2x+(x+1/12)+1/6
  63. Physics

    You are at a furniture store and notice that a Grandfather clock has its time regulated by a physical pendulum that consists of a rod with a movable weight on it. When the weight is moved downward, the pendulum slows down; when it is moved upward, the
  64. Physics

    Two 2.00kg balls are attached to the ends of a thin rod length 50.0cm and negligible mass. The rod is free to rotate about a horizontal axis at the center, without friction. With the rod horizontal, a 50.0 gram glob of putty drops onto one of the balls,
  65. physics

    Two rigid rods are oriented parallel to each other and to the ground. The rods carry the same current in the same direction. The length of each rod is 0.85 m, and the mass of each is 0.077 kg. One rod is held in place above the ground, while the other
  66. Math m1

    A car of mass 1 tonne is towing a trailer of mass 400kg. They are connected by a rigid rod. Initially they are travelling at a constant speed. The car then accelerates. If the force in the rod is 600 N, find the acceleration of the car and the driving
  67. PHYSICS

    Particles 1 and 2, each of mass m, are attached to the ends of a rigid massless rod of length L1 + L2, with L1 = 19 cm and L2 = 75 cm. The rod is held horizontally on the fulcrum and then released. What is the magnitude of the initial acceleration of
  68. physics

    A metal rod of length 90cm has a disc of radius 24cm fixed rigidly at its centre,and the assembly is pivoted from its centre. Two forces each of magnitude 30N,are applied normal to the rod at each end so as to produce a turning effect.A rope is attached to
  69. physics

    A metal rod of length 90cm has a disc of radius 24cm fixed rigidly at its centre,and the assembly is pivoted from its centre. Two forces each of magnitude 30N,are applied normal to the rod at each end so as to produce a turning effect.A rope is attached to
  70. Physics

    A rigid rod of mass 0.2 kg and length 1.5 m is suspended by wires at each end. The wireshave equal rest length. The wire on the left end of the rod has Young’s modulus4*10^11Pa, while the one on the right end has Young’s modulus2*10^11Pa. A 2 kg mass
  71. Introductory Physics

    I am really nervous about mathematics, so I just want to make sure I am doing these problems correctly. I figure if I am getting the incorrect answer, I must be doing them incorrectly and need to work on them some more. I THINK I have them correct, but I
  72. college physic

    A solid cylindrical rod made from a center cylinder of lead and an outer concentric jacket of copper.Except for its ends,the rod is insulated,so that the loss of heat from the curved surface is negligible.When a temperature difference is maintained between
  73. Physics

    One end of a uniform 2.5-m-long rod of weight 80 N is supported by a cable at an angle of θ = 33° with the rod. The other end rests against the wall, where it is held by friction as shown in the following figure. (Note: There is no hinge at point A.)
  74. Physics

    A nonuniform 2.0-kg rod is 2.0 m long. The rod is mounted to rotate freely about a horizontal axis perpendicular to the rod that passes through one end of the rod. The moment of inertia of the rod about this axis is 4.0 kg m2. The center of mass of the rod
  75. physics

    Two 2.3 kg balls are attached to the ends of a thin rod of negligible mass, 65 cm in length. The rod is free to rotate in a vertical plane about a horizontal axis through its center. With the rod initially horizontal as shown, a 44 gm wad of wet putty
  76. Physics

    On a part-time job, you are asked to bring a cylindrical iron rod of length 91.9 cm and diameter 2.70 cm from a storage room to a machinist. Calculate the weight of the rod, w.
  77. physics

    A war-wolf, or trebuchet, is a device used during the Middle Ages to throw rocks at castles and now sometimes used to fling pumpkins and pianos. A simple trebuchet is shown in the figure. Model it as a stiff rod of negligible mass 3.00 m long and joining
  78. phsyics

    A war-wolf, or trebuchet, is a device used during the Middle Ages to throw rocks at castles and now sometimes used to fling pumpkins and pianos. A simple trebuchet is shown in the figure. Model it as a stiff rod of negligible mass 3.00 m long and joining
  79. physics

    The forces acting on the arm of a person lifting a dumbbell. The force F is the force pulling on the hand due to the weight of the dumbbell, the force Warm is the weight of the arm and T is the tension due to the muscles connecting the arm and the trunk.
  80. PHYSICS

    on a partime job you are asked to bring a cylindrical iron rod of legnth 85.8 cm and diameter 2.85 cm from a storage room to a machinist. will you need a cart? (to answer calculate the weight of the rod.)
  81. physics

    An amusement park ride consists of a car moving in a vertical circle on the end of a rigid boom of negligible mass. The combined weight of the car and riders is 5.0 kN, and the circle’s radius is 10 m. At the top of the circle, what are the (a) magnitude
  82. Physics

    A uniform, 274-N rod that is 2.05m long carries a 225-N weight at its right end and an unknown weight W toward the left end.When W is placed 50.3cm from the left end of the rod, the system just balances horizontally when the fulcrum is located 78.0cm from
  83. physics

    The ends of the two rods shown in the figure are separated by 2.97 mm at 24.3 °C. The left-hand rod is brass and 1.21 m long; the right-hand rod is steel and 1.21 m long. Assuming that the outside ends of both rods rest firmly against rigid supports, at
  84. physics

    The ends of the two rods shown in the figure are separated by 2.97 mm at 24.3 °C. The left-hand rod is brass and 1.21 m long; the right-hand rod is steel and 1.21 m long. Assuming that the outside ends of both rods rest firmly against rigid supports, at
  85. physics please helpp

    The ends of the two rods shown in the figure are separated by 2.97 mm at 24.3 °C. The left-hand rod is brass and 1.21 m long; the right-hand rod is steel and 1.21 m long. Assuming that the outside ends of both rods rest firmly against rigid supports, at
  86. physics

    The ends of the two rods shown in the figure are separated by 2.97 mm at 24.3 °C. The left-hand rod is brass and 1.21 m long; the right-hand rod is steel and 1.21 m long. Assuming that the outside ends of both rods rest firmly against rigid supports, at
  87. Physics

    The figure below shows a thin rod, of length L and negligible mass, that can pivot about one end to rotate in a vertical circle. A heavy ball of mass m is attached to the other end. The rod is pulled aside through an angle θ and released. (a) What is the
  88. Physics

    A thing rod of length L and negligible mass, that can pivot about one end to rotate in a vertical circle. A heavy ball of mass 5.00kg is attached to the other end. The rod is pulled aside through an angle 30.0 degrees and released. What is the speed of the
  89. Physics

    A uniform rod is 4m long and weighs 10 kg.if it is supported on a knife edge at one metre from the end what weight placed at that end keeps the rod horizontal?
  90. physics

    A uniform rod is set up so that it can rotate about a perpendicular axis at one of its ends. The length and mass of the rod are 0.849 m and 1.17 kg. What constant-magnitude force acting at the other end of the rod perpendicularly both to the rod and to the
  91. College Physics

    A rod of mass 4.3 kg and length 4.3 m hangs from a hinge as shown in Figure P9.28. The end of the rod is then given a “kick” so that it is moving at a speed of 2.3 m/s. How high will the rod swing? Express your answer in terms of the angle (in degree)
  92. rotational mechanics

    a thin rod of length 2R and mass M is standing vertically on a perfectly smooth floor. the state of equilibrium in which the rod at rest is unstable and the rod falls. FInd the trajectories that the various points of rod describe and velocity with which
  93. Physics

    The sketch shows a mobile in equilibrium. Each of the rods is 0.16 m long, and each hangs from a supporting string that is attached one fourth of the way across it. The mass of each rod is 0.10 kg. The mass of the strings connecting the blocks to the rods
  94. physics

    A uniform, 264-N rod that is 2.05 m long carries a 225-N weight at its right end and an unknown weight W toward the left end. When W is placed 47.9 cm from the left end of the rod, the system just balances horizontally when the fulcrum is located 82.7 cm
  95. Physic

    Three balls are attached to a light rigid rod, as shown in the figure. A fulcrum is located at xf = 18.0 cm measured from the left end of the rod. Ball A has mass mA = 65 g and is located at xA = 3 cm. Ball B has mass mB = 12 g located at xB = 22 cm. Ball
  96. Physics

    A weight of 340 N is suspended from a pole by means of a rod 4m long and a rope tied to one end 3m above. Find the tension on the rope the force of the rod.
  97. AQA Mechanics (M1), Statics and forces, please hel

    A particle of weight W is attached by a light inextensible string of length a to a point A on a verticle wall. The particle is supported in equilbrium by a light rigid strut of length b attached to a point B on the wall at a distance a vertically below A.
  98. AP Physics

    A light string that is attached to a large block of mass 4m passes over a pulley with negligible rotational inertia and is wrapped around a vertical pole of radius r. The system is released from rest, and as the block descends the string unwinds and the
  99. physics- mechanics

    A light, rigid rod with two masses attached to its ends, one of mass 3M and one of mass M, is pivoted about a horizontal axis. The mass 3M is length L from the pivot point and the mass M is length 2L from the pivot point. When released from a horizontal
  100. Physics, please help today!

    0.0100kg particles have been glued to a rod of Length L=6.00cm and negligible mass and can rotate around a perpendicular axis through point O at one end. How much work is required to change the rotational rate (a) from 0-20.0 rad/s, (b) from 20.0 rad/s to

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