A staging that weighs Wstaging supports a painter weighing 560 N. The reading on the left scale is 610 N and the reading on the right scale is 460 N. What is the weight of the staging? Answer in units

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    A house painter uses a chair and pulley arrangement to lift himself up the side of a house. The painter's mass is 69.2 kg and the chair's mass is 24.0 kg. With what force must he pull down on the rope in order to accelerate upward at 0.379 m/s2? The rope

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  6. physics

    A different scaffold that weighs 400 N supports two painters, one 500 N and the other 400 N. The reading in the left scale is 800 N. What is the reading in the righth and scale?

  7. Math

    Two painters can paint a room in 2 hours if they work together. The less experienced painter takes 4 hours more than the more experienced painter to finish the job. How long does it take for the less experienced painter to paint the room individually?

  8. math

    Samantha has five objects weighing 1kg,2kg,3kg,4kg and 5kg. If she weighs them two at a time, how many different weighs can she get?

  9. Physics!!!!222

    2. A 75.0-kg painter climbs a ladder that is 2.75 m long leaning against a vertical wall. The ladder makes a 30.0° angle with the wall. (a) How much work does is done by gravity on the painter? (b) Does the answer to part (a) depend on whether the painter

  10. physics

    A 4-m wooden platform weighing 160 N is suspended from the roof of a house by ropes attached to its ends. A painter weighing 640 N stands 1.2 m from the left-hand end of the platform. Find the tension in each of the ropes

  11. Physics

    A painter of weight 1000N stands 1.0m from the left-hand end of a uniform plank which is 5.0m long and weighs 800N. The plank is supported by two trestles each 0.5m from the opposite ends. Thre are two upward forces P and Q acting on the plank due to the

  12. AP Physics

    A painter is on a scaffold that hangs by two ropes. The scaffold weighs 2500 N, and the painter weighs 800 N. The breaking point of each rope is 2100 N. _____|____________________|_______ 0m 1m 5m. 6m This diagram shows where each rope is placed. a. If the

  13. Physics

    A man whose mass is 80kg stands on a sprin g weighing machine inside an elevator. What is the reading of the weighing machine when the elevator starts to ascend with an acceleration of 2

  14. Physics

    An air-conditioner unit is fastened to a roof that slopes upward at an angle of 37.0 degrees. In order that the unit not slide down the roof, the component of the unit's weight parallel to the roof cannot exceed 560 N. What is the maximum allowed weight of

  15. physics

    A staging that weighs Wstaging supports a painter weighing 560 N. The reading on the left scale is 610 N and the reading on the right scale is 460 N. What is the weight of the staging? Answer in units of N.

  16. physics

    A horizontal board weighing 227.0 N is supported at points A and B in the figure below. The plank serves as a platform for a painter, who weighs 553.0 N. Find the maximum distance D, such that the plank will not tip, no matter where the painter stands.

  17. physics

    a 3 m long weightless beam is supported at each end by cables. a painter weighing 90 N stands 1 m from the left cable. Calculate the tension in each cable.

  18. Physics

    A 3m long weightless beam is supported at each end by cables (a scaffold). A painter weighing 900N stands 1m from the left cable. Calculate the tension (force) in each cable. I really don't understand this question.

  19. Physic

    A Uniform beam 6.0 metre long and weighing 4kg rest on supports at p and q placed left and right 1.0 metre from each end of the beam. Weights of mass 10kg and 8kg are placed near p and q respectively one each end of the beam. Calculate the reactions at p

  20. Physics

    A man whose mass is 80kg stands on a weighing machine inside a lift: when the lift starts accelerating upwards, the reading of the weighing machine was observed to be 96kg. Determine the upward acceleration of the lift?

  21. Physics

    A bridge 100m long weighs 500kN. A lorry weighing 100kN is 25m from one end of it. Find the force exerted at this support?

  22. physics

    A staging that weighs 210 N supports two painters, one 310 N and the other 440 N. The reading in the left scale is Fℓ = 320 N. What is the reading Fr in the right hand scale? Answer in units of N

  23. physics

    A horizontal board weighing 227.0 N is supported at points A and B. The plank is 3.8 m in length, and points A and B are sawhorse supports a distance of D in from each end of the plank. The plank serves as a platform for a painter, who weighs 553.0 N. Find

  24. Physics

    A house painter is standing on a uniform, horizontal platform that is held in equilibrium by two cables attached to supports on the roof. The painter has a mass of 75 kg and the mass of the platform is 20.0 kg. The distance from the left end of the

  25. Physics

    2. A 75.0-kg painter climbs a ladder that is 2.75 m long leaning against a vertical wall. The ladder makes a 30.0° angle with the wall. (a) How much work does is done by gravity on the painter? (b) Does the answer to part (a) depend on whether the painter

  26. English - Beowulf

    So we just started reading Beowulf at school and we're around ch 8. Our question to answer was Whose account of Beowulf and Brecca's swimming match is more credible/believable and why? This is referring to Unferth's and Beowulf's stories. I said that

  27. AP Physics

    A student weighing 700 N climbs at constant speed to the top of an 8 m vertical rope in 10 s. The average power expended by the student to overcome gravity is most nearly 1. P = 560 W. 2. P = 87.5 W. 3. P = 5, 600 W. 4. P = 1.1 W. 5. P = 875 W.

  28. physics

    A student weighing 700 N climbs at constant speed to the top of an 8 m vertical rope in 10 s. The average power expended by the student to overcome gravity is most nearly 1. P = 560 W. 2. P = 87.5 W. 3. P = 5, 600 W 4. P = 1.1 W. 5. P = 875 W

  29. physics

    A fisherman who lives in a high rise apartment building in Toronto, weighs a fish on a spring scale and records a 11.2 N reading. He reweighs the fish while he is in his elevator and records a reading of 13.1 N. What is the acceleration of the elevator at

  30. physics

    1 - Determine the distance to which the 90 kg painter can climb without causing the 4 m ladder to slip at its lower end A as shown in Figure 1. The top of the 15 kg ladder has a smaller roller, and at the ground the coefficient of static friction is 0.25.

  31. physics

    A staging that weighs Wstaging supports a painter weighing 740 N. The reading on the left scale is 780 N and the reading on the right scale is 110 N. What is the weight of the staging? Answer in units of N.

  32. physics

    A staging that weighs Wstaging supports a painter weighing 160 N. The reading on the left scale is 700 N and the reading on the right scale is 620 N. 700 N 620 N What is the weight of the staging? Answer in units of N

  33. physics

    A staging that weighs Wstaging supports a painter weighing 170 N. The reading on the left scale is 490 N and the reading on the right scale is 220 N. 490 N 220 N What is the weight of the staging? Answer in units of N

  34. physic

    A different scaffold that weighs 500N supports two painters, one 500 N and the other 500N . The reading in the left scale is 900N . what is the reading in the right hand scale

  35. physics

    A sketch shows a painting staging in mechanical equilibrium. The person in the middle weighs 215 N, and the tensions in each rope are 200 N. What is the weight of the staging?

  36. college physics

    a 3m long light board with negligible weight is supported at each end by cables. a painter weighing 900 N stands 1m from the left cable. find the tension in each cable,

  37. physics

    A painter in a crate which hangs alongside a building, weighs 1000N.When the painter pull on the rope, the force he exerts on the floor of the crate is 450N. If the crate wieghs 250N, find the acceleration.

  38. English

    Look at the two men. 1. They are a painter and a writer. 2. They are a painter and writer. ....... Look at the lady. 3. She is a painter and a writer. 4. She is a painter and writer. ....... Which sentence is grammatical? It's about using the indefinite

  39. Physics

    A uniform beam 6.0m long and weighing 4kg rest on supports at P and Q placed left and right 1.0m from each end of the beam.weights of Mass 10kg and 8kg are placed near P and Q respectively one each end of the beam.calculate the reactions at P and Q?

  40. Physics

    A uniform beam 6m long weighing 4kg rests on supports p and q placed left and right 1metre from each end of the beam. Weight of mass 10kg and 8kg are placed near p and q respectively one each end of the beam. Calculate the reactions at p and q.

  41. Physics center of gravity

    a uniform bridge span weighs 50000N and is 40m long. An automobile weighing 15000N is parked with its center of gravity located 12m from the right pier. What upward support does the left pier provide?

  42. MATHS

    A dishonest shopkeeper has 2 false balances. One balance weighs 10 %more while buying goods and other weighs 10% less while selling the goods. Find his gain percent just by weighing. Plzz help How do I start and how to solve it

  43. physics

    1) Two people sit on a park bench 6.0 ft long, weighing 160 lb. A boy weighing 75lb sits directly over the legs on the left side. A man weighing 170 lb sits 2.0 ft to the right of the boy. How much weight is supported by each leg on the right side

  44. physics

    A painter climbs a ladder leaning against a smooth wall. At a certain height, the ladder is on the verge of slipping. Let the mass of the painter be 85.0 kg, length = 5.80 m, the ladder’s mass to be 37.0 kg, è = 51.0°, and the coefficient of friction

  45. Physics- PLEASE HELP

    A painter climbs a ladder leaning against a smooth wall. At a certain height, the ladder is on the verge of slipping. Let the mass of the painter be 69.0 kg, length = 2.80 m, the ladder’s mass to be 21.0 kg, θ = 57.0°, and the coefficient of friction

  46. literature

    Your strategy meeting with the project managers was very efficient. They have asked if you would be able to take part in the creation of the presentation itself. In working with the head project manager, you decide that you will create the first portion of

  47. Physics

    Two window washers, Bob and Joe, are on a 3.00-m-long, 335-N scaffold supported by two cables attached to its ends. Bob weighs 755 N and stands 1.00 m from the left end,Two meters from the left end is the 500-N washing equipment. Joe is 0.500 m from the

  48. chemistry

    An alka-seltzer tablet weighing 3 grams is added to a flask of water (weighing 250 grams).At the end of the experiment, the flask weighs a total of 249.6 grams.Explain why this experiment does not seem to follow the Law of Conservation of Mass and how the

  49. chemistry

    can some one help me with a few chem questions please. A chunk of iron weighs 4.32 g. a) How many iron atoms are there in this sample? 55.85 g Fe = 1.00 mol Fe = 6.022 x 1023 atoms Fe b) How many moles of iron are there in this sample? 2. . You have a

  50. Physics

    A fisherman who lives in a high rise apartment building in Toronto, weighs a fish on a spring scale and records a 11.2 N reading. He reweighs the fish while he is in his elevator and records a reading of 13.1 N. What is the acceleration of the elevator at

  51. physics

    Determine the distance to which the 90 kg painter can climb without causing the 4 m ladder to slip at its lower end A as shown in Figure 1. The top of the 15 kg ladder has a smaller roller, and at the ground the coefficient of static friction is 0.25. The

  52. physics

    A staging that weighs Wstaging supports a painter weighing 350 N. The reading on the left scale is 600 N and the reading on the right scale is 240 N. What is the weight of the staging?

  53. physics

    A staging that weighs W staging supports a painter weighing 770 N. The reading on the left scale is 660 N and the reading on the right scale is 410 N. What is the weight of the staging? Answer in units of N

  54. physics

    A staging that weighs 410 N supports two painters, one 450 N and the other 510 N. The reading in the left scale is Fℓ = 470 N . What is the reading Fr in the right hand scale? Answer in units of N.

  55. physics

    A staging that weighs 350 N supports two painters, one 230 N and the other 440 N. The reading in the left scale is Fl = 480 N .What is the reading Fr in the right hand scale? Answer in units of N

  56. Physics

    A staging that weighs 140 N support two painters, one 500 N and the other 520 N. The reading in the left scale is fl = 740 N. what is the reading Fr in the right hand scale

  57. physic

    A different scaffold that weighs 500N supports two painters, one 500 N and the other 500N . The reading in the left scale is 900N . what is the reading in the right hand scale

  58. Physics

    Staging in mechanical equilibrium. The person in the middle weighs 215 N, and the tensions in each rope are 200 N. What is the weight of the staging?

  59. Physics

    A house painter stands 3 m above the ground on a 5.3-m-long ladder that leans against the wall at a point 4.7 m above the ground. The painter weighs 638 N and the ladder weighs 143 N. Assuming no friction between the house and the upper end of the ladder,

  60. physics

    A house painter stands 3.0 m above the ground on a 5.0-m-long ladder that leans against the wall at a point 4.7 m above the ground. The painter weighs 680 N and the ladder weighs 120 N. Assuming no friction between the house and the upper end of the

  61. College Physics

    A 3.0 m long light board with negligible weight is supported at each end by cables. a painter weighing 900 N stands 1.o m from the left cable. Find the tension in each cable.

  62. physis

    A house painter stands 3 m above the ground on a 4.9-m-long ladder that leans against the wall at a point 4.7 m above the ground. The painter weighs 697 N and the ladder weighs 180 N. Assuming no friction between the house and the upper end of the ladder,

  63. Ap physics

    Rotational Motion/Torque The question says that "A 60.0kg painter is on a uniform 25 kg scaffold supported from above by ropes. There is a 5.0 kg pail of paint to one side, as shown. How far from the left end of the scaffold should the painter stand such

  64. physics

    a uniform weightless rod 8 meters long weighing 800N is supported horizontaly by two ropes hung 2 meters from its ends.Find the force in each rope when a painter weighing 700N stands from one ends.

  65. physics101

    a 200 N wooden platform is suspended from the roof of the house by ropes attached to it's ends. it has a total length of 4.2 meters. a painter weighing 650 N stands from the left end of the platform. find the tension in each end of the ropes .

  66. physics

    a 200 N wooden platform is suspended from the roof of the house by ropes attached to it's ends. it has a total length of 4.2 meters. a painter weighing 650 N stands from the left end of the platform. find the tension in each end of the ropes .

  67. physics

    A bridge is supported at both ends (500m between supports). A Car (250 Kg) is at 100m from the left support. A truck (4000 Kg) is at 200m from the left support. Find the forces on the supports

  68. math

    Patrick has a summer job passing out flyers for a store. Each flyer weighs about 0.55 ounce. If he is given a bundle of flyers that weighs 16.5 lbs, how many flyers must he pass out? a)105 b)300 c)480 d)560 I think the answer is b. Is it right?

  69. physics

    A uniforbm beam 6m long weighing 4kg rest on supports at p and q placed left and right 10m from each end of the beam weights of mass 10kg and 8kg are placed near p and q respectively on each end of the beam . calculate the reactions at p and q ?

  70. Physics

    Nellie weighs 300 N and stands on a pair of bathroom scales. If she leans so that one-third of her weight is on the left scale, what is her reading on each scale?

  71. PHYSIC

    a 60kg painter climbs a ladder, he goes 5.00m. The ladder makes an angle of 70 degrees. (g = 9.8 m/s^2). a) How much work is done by the painter in ascending the ladder? b) The painter drops 1.0kg pain bucket from the top of the ladder (length = 5m..not

  72. physics

    A hungry bear weighing 720 N walks out on a beam in an attempt to retrieve a basket of goodies hanging at the end of the beam (see the figure below). The beam is uniform, weighs 200 N, and is 7.00 m long, and it is supported by a wire at an angle of θ =

  73. Maths

    A shopkeeper has false balance. It weighs 10% profit when buying goods and weighs 10% loss when selling goods. Find the profit and loss percent by weighing?

  74. Physics

    A steel beam that is 7.00 m long weighs 352 N. It rests on two supports, 3.00 m apart, with equal amounts of the beam extending from each end. Suki, who weighs 595 N, stands on the beam in the center and then walks toward one end. How close to the end can

  75. physics

    A steel beam that is 6.00 m long weighs 332 N. It rests on two supports, 3.00 m apart, with equal amounts of the beam extending from each end. Suki, who weighs 550 N, stands on the beam in the center and then walks toward one end. How close to the end can

  76. Chemistry

    For a chemistry lab the experiment was to carry out an acid-base titration to determine the exact concentration of a sodium hydroxide solution. Two trials were completed and the data collected was: mass of weighing paper, mass of weighing paper + KHP, mass

  77. Chemistry(Please help!!)

    For a chemistry lab the experiment was to carry out an acid-base titration to determine the exact concentration of a sodium hydroxide solution. Two trials were completed and the data collected was: mass of weighing paper, mass of weighing paper + KHP, mass

  78. physics

    A hiker, who weighs 1120 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 3775 N, and rests on two concrete supports, one at each end. He stops one-fifth of the way along the bridge. What is the

  79. Physics

    A hiker, who weighs 990 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 3550 N, and rests on two concrete supports, one at each end. He stops one-fifth of the way along the bridge. What is the

  80. Physics

    A hiker, who weighs 990 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 3550 N, and rests on two concrete supports, one at each end. He stops one-fifth of the way along the bridge. What is the

  81. physics

    A hiker, who weighs 915 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 4185 N, and rests on two concrete supports, one at each end. He stops one-fifth of the way along the bridge. What is the

  82. physics

    A hiker who weighs 889 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 3690 N, and rests on two concrete supports at each end. He stops one-fifth of the way along the bridge. What is the magnitude of

  83. PHYSICS

    Two window washers, Bob and Joe, are on a 3.00-m-long, 335-N scaffold supported by two cables attached to its ends. Bob weighs 755 N and stands 1.00 m from the left end,Two meters from the left end is the 500-N washing equipment. Joe is 0.500 m from the

  84. math

    A box full of packets of biscuits each weighing 200 g weighs 12 1/2 kg.The empty box weighs 2 kg 500 g. calculate the number of packets of biscuits in the box.

  85. Medical physics

    A silver cube (density of silver is 10 g/cm3) with side length of 3 cm weighs more than an aluminium cube (density of aluminium is 2.96 g/cm3) with side length of 4 cm. The cubes are each suspended by a string and allowed to be completely immersed in two

  86. PHYSICS

    A hiker, who weighs 976 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 4350 N, and rests on two concrete supports, one on each end. He stops 1/3 of the way along the bridge. What is the magnitude of

  87. physics

    A hiker, who weighs 811 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 3350 N, and rests on two concrete supports, one on each end. He stops 1/6 of the way along the bridge. What is the magnitude of

  88. PHYSICS

    A hiker, who weighs 977 N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 4500 N, and rests on two concrete supports, one on each end. He stops 1/6 of the way along the bridge. What is the magnitude of

  89. math

    The cable in the center portion of a bridge is supported as shown in the figure to form a parabola. The center support is 10 feet high, the tallest supports are 210 feet high, and the distance between the two tallest supports is 400 feet. Find the height

  90. Physics

    A physics student of mass mm = 100 kg gets a summer job painting houses. On his first project, he builds a platform using large pine board with a mass of mb = 60 kg The board has an overall length of L = 8.5 meters and set on two 1 meter tall saw horses so

  91. science

    A ladder weighing 400N is 10m long. Its end ‘A’ is resting on smooth vertical wall and lower end ‘B’ is resting on rough horizontal floor having coefficient of friction is 0.4. The ladder makes an angle 45o with horizontal. The ladder is about to

  92. science

    A ladder weighing 400N is 10m long. Its end ‘A’ is resting on smooth vertical wall and lower end ‘B’ is resting on rough horizontal floor having coefficient of friction is 0.4. The ladder makes an angle 45o with horizontal. The ladder is about to

  93. please help asap!

    A ladder, 5.0 m long, leans against a frictionless wall at a point 4.0 m above the ground. A painter is climbing up the ladder. The mass of the ladder is 12.0 kg and the mass of the painter is 60.0 kg. The ladder begins to slip at its base when the painter

  94. Physics

    A ladder, 5.0 m long, leans against a frictionless wall at a point 4.0 m above the ground. A painter is climbing up the ladder. The mass of the ladder is 12.0 kg and the mass of the painter is 60.0 kg. The ladder begins to slip at its base when the painter

  95. STATISTICS HELP PLEASE

    Gender Math M 690 M 550 F 800 F 610 M 540 F 660 M 700 M 560 F 560 M 390 F 530 M 560 F 590 F 520 M 740 F 560 M 620 M 700 M 620 F 500 M 760 F 710 M 590 M 670 M 670 a. Determine whether the sample provides statistical evidence that males have higher Math

  96. Physics

    A bridge is 200 m long. A car weighing 2.5 metric tons is 50 m from one end of the bridge and a trucj weighing 6 metric tons is 80 m from the other end. The bridge is uniformly paved and weighs 20 metric tons. How much force does the vertical support at

  97. Physics

    A hiker who weighs 834N, is strolling through the woods and crosses a small horizontal bridge. The bridge is uniform, weighs 3520N, and rests on two concrete supports at each end. He stops one-fifth of the way along the bridge. What is the magnitude of the

  98. physics

    A decorative piece consists of a 20cm long uniform brass rod weighing 4N and two ornaments, one weighing 6N and one weighing 10N, fixed to the ends. At what point should a supporting chain be attached so that the ornament balances?

  99. Physics

    A uniform plank of length 5.5 m and weight 219 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support (see the drawing). To what distance x can a person who weighs 447 N walk on the overhanging part of the plank before

  100. math

    whats -2y+3(4-y)=12-5y? -2Y+(12-3Y)=12-5y -5Y+12=12-5Y 0=0 i do not like reading but now i am sleepy all day and need help with my reading homework as Maricela showed, the left side = right side. So it is an identity and true for any value of y you choose.

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