1. Phyiscs

    A wooden box with a mass of 10.0kg rests on a ramp that is inclined at angle of 25 degrees to the horizontal. A rope attached to the box runs parallel to the ramp and then passes over a frictionless pulley. A bucket with a mass of m hangs from the end of

    asked by Lupita on February 6, 2014
  2. math

    Water is taken from a well 11m deep in a bucket,the rope winding up to a drum 35cm in diameter. A)Through what angle does the handle turn in winding up 1m of rope? B)How many revolutions of the handle does it take to bring the bucket up from the bottom?

    asked by james on May 11, 2015
  3. Physics

    A 5.2 kg bucket of water is raised from a well by a rope. The acceleration of gravity is 9.81 m/s^2.If the upward acceleration of the bucket is 4.0 m/s^2, find the force exerted by the rope on the bucket of water. Answer in units of N.

    asked by Kenneth on January 7, 2016
  4. physics

    suppose you have a garden hose of diameter 2 cm and you use it to fill a 25 litre bucket with water. suppose it takes 1 minute to do that. what mass of the water will flow out of the hose into the bucket in that 1 minute? ?

    asked by Nelsy on May 14, 2020
  5. arithmetic

    Water is pulled up from a well in a bucket on a rope the winds on a cylindrical drum 15cm in diameter it takes 28turns of the drum to pull the bucket up from the bottom of well how deep is the well? Use the value 22 over for radius

    asked by Tye on March 2, 2012
  6. Physics

    A solid, uniform, frictionless cylindrical reel of mass M = 3.00 kg and radius R = 0.400 m is used to draw water from a well.? A bucket of mass m = 2.00kg is attached to a cord that is wrapped around the cylinder. (a) Find the tension T in the cord and

    asked by Giovanni on December 12, 2016
  7. Physics

    You raise a bucket of water from the bottom of a well that is 12 m deep. The mass of the bucket and the water is 5.00 kg, and it takes 15 s to raise the bucket to the top of the well. How much power is required? Pe= 60.00 Work= Force*direction

    asked by Haylee on January 22, 2015
  8. Physics

    A man pulls a drum of oil 10kg upon an inclined plane OA.if OA=5m and AB=3m as shown below in a triangle. Calculate the A the potential energy at A and workdone by the man.

    asked by Anonymous on March 24, 2019
  9. Physics

    A bucket of water with a mass of 4.17 kg is attached to a rope that is wound around cylinder. the cylinder has a mass of 7.19 kg is mounted horizontally on frictional bearings. the bucket is released what is its speed after falling distance of .645 m

    asked by Anono on May 10, 2011
  10. Physics please help!!

    If a woman lifts a 19.3 kg bucket from a well and does 6.10 kJ of work, how deep is the well? Assume that the speed of the bucket remains constant as it is lifted

    asked by Megan on February 7, 2011
  11. physics!!!!!

    A bucket of mass 1.80kg is whirled in a vertical circle of radius 1.55m . At the lowest point of its motion the tension in the rope supporting the bucket is 28.0N. A-find the speed of the bucket. B-How fast must the bucket move at the top of the circle so

    asked by Eayvom on March 25, 2014
  12. Math

    A bucket that weighs 3.2 pounds and a rope of negligible weight are used to draw water from a well that is 82 feet deep. The bucket is filled with 42 pounds of water and is pulled up at a rate of 2.3 feet per second, but water leaks out of a hole in the

    asked by Nancy on February 6, 2011
  13. Mathematics

    water is poured into a cylindrical bucket with the base area of 300cm squared if 4.8 leters of water is poured into the bucket what is the height if the water in the bucket

    asked by Kalene on April 19, 2012
  14. physics

    A 60 kg worker pulls buckets of sand from height of 10 m using a pulley fixed to a wooden beam.While he is pulling a 20 kg bucket filled with sand he slips and falls down holding the rope.Assuming that the worker did not collide with bucket,find the

    asked by Diana on December 3, 2014
  15. Physics

    A bucket of mass 1.70 kg is whirled in a vertical circle of radius 1.50 m. At the lowest point of its motion the tension in the rope supporting the bucket is 20.0 N. 1) Find the speed of the bucket. 2) How fast must the bucket move at the top of the circle

    asked by Anonymous on December 5, 2009
  16. Physics

    You raise a bucket of water from the bottom of a deep well. If your power output is 108 W, and the mass of the bucket and the water in it is 7.00 kg, with what speed can you raise the bucket? Ignore the weight of the rope.

    asked by Alex on March 9, 2010
  17. Physics

    A window washer pulls herself upward using the bucket-pulley apparatus shown in Fig. 4-42. The mass of the person plus the bucket is 69 kg.How hard must she pull downward to raise herself slowly at constant speed?If she increases this force by 11 percent,

    asked by Anonymous on October 13, 2009
  18. Math

    You begin to fill a bucket with water at 9 am. Each minute you double the amount of water in the bucket. If it takes you 1 hour to fill the bucket, at what time is the bucket one-quarter full?

    asked by Elaine on April 3, 2017
  19. physics

    If a woman lifts a 16.2 kg bucket from a well and does 6.33 kJ of work, how deep is the well? Assume that the speed of the bucket remains constant as it is lifted.

    asked by Chris on October 1, 2013
  20. Physics

    If a person lifts a 21.9 kg bucket very slowly from a well and does 8.3 kJ of work on the bucket, how deep is the well?

    asked by Nicole on December 7, 2013
  21. physics

    a boy pulls a bucket of water of mass sky from a well of depth 10 cm calculate the work done ?

    asked by mugilanjali on November 11, 2014
  22. general physics

    A window washer pulls herself upward using the bucket-pulley apparatus shown in the figure . The mass of the person plus the bucket is 63 kg. How hard must she pull downward to raise herself slowly at constant speed?

    asked by Anonymous on May 3, 2010
  23. Physics

    A window washer pulls herself upward using the bucket-pulley apparatus shown in Fig. 4-42. The mass of the person plus the bucket is 69 kg.How hard must she pull downward to raise herself slowly at constant speed?If she increases this force by 11 percent,

    asked by Shane on October 13, 2009
  24. physics

    A window washer pulls herself upward using the bucket-pulley apparatus. The mass of the person plus the bucket is 69 kg.How hard must she pull downward to raise herself slowly at constant speed?If she increases this force by 11 percent, what will her

    asked by DJ on October 13, 2009
  25. Physics

    A Styrofoam bucket of negligible mass contains 1.75 kg of water and 0.450 kg of ice. More ice, from a refrigerator at -15.0∘C, is added to the mixture in the bucket, and when thermal equilibrium has been reached, the total mass of ice in the bucket is

    asked by Jen on February 1, 2016
  26. Physics help!!

    A Styrofoam bucket of negligible mass contains 1.60 kg of water and 0.425 kg of ice. More ice, from a refrigerator at -14.8 degree C, is added to the mixture in the bucket, and when thermal equilibrium has been reached, the total mass of ice in the bucket

    asked by Joey on April 16, 2012
  27. physics

    a rope is tied to a bucket of water, and the bucket is swung in a vertical circle of radius 1.2m. what must be the minimum speed of the bucket at the highest point of the circle if the water is to stay in the bucket throughtout the motion?

    asked by milo on January 8, 2016
  28. physics

    A 5.30kg bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 76.0N .If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 14.0m without breaking the cord?

    asked by Anonymous on September 14, 2013
  29. Math

    Jenny's lawn is 1/3 of an acre. After moving 1/2 of the lawn, how much of an acre has she mowed? A. 1/5 B. 1/6 C. 1/2 D. 2/5 ______________________________ A leaking bucket is filled to 3/4 capacity. After some time, 1/2 of the water has leaked out. What

    asked by Lyññ on December 31, 2016
  30. History

    "A ship lost at sea for many days suddenly sighted a friendly vessel. From the mast of the unfortunate vessel was seen a signal, “Water, water; we die of thirst!” The answer from the friendly vessel at once came back, “Cast down your bucket where you

    asked by Adrian on June 27, 2015
  31. physics

    A bucket of mass 2.20 kg is whirled in a vertical circle of radius 1.15 m. At the lowest point of its motion the tension in the rope supporting the bucket is 28.0 N. a) Find the speed of the bucket. b)How fast must the bucket move at the top of the circle

    asked by jess on November 4, 2010
  32. Physics

    A bucket of mass 2.20 kg is whirled in a vertical circle of radius 1.40 m. At the lowest point of its motion the tension in the rope supporting the bucket is 30.0 N. Find the speed of the bucket. How fast must the bucket move at the top of the circle so

    asked by Lilly on October 23, 2011
  33. physics

    A 3.3 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 4.2 m/s2, find the force exerted by the rope on the bucket of water

    asked by justin on March 10, 2011
  34. physics

    A man pulls a crate of mass 53.0 kg across a level floor. He pulls with a force of 180.0 N at an angle of 28.0° above the horizontal. When the crate is moving, the frictional force between the floor and the crate has a magnitude of 124.0 N. If the crate

    asked by Courtney on March 2, 2008
  35. physics

    A man pulls a crate of mass 63.0 kg across a level floor. He pulls with a force of 174.0 N at an angle of 22.0° above the horizontal. When the crate is moving, the frictional force between the floor and the crate has a magnitude of 124.0 N. If the crate

    asked by rory on February 29, 2008
  36. physics

    A 5.0 kg bucket of water is raised form a well by a rope. If the upward acceleratiopn of the bucket is 3.0 m/s^2 find the force exerted by the rope on the bucket of water what exactly do i do here? 3.0 m/s^2 upward? is this the Fn? I have no idea how to do

    asked by physics on January 28, 2009
  37. math - surface area and volume

    A cylindrical bucket with base 15 cm with water upto a height of 20 cm a heavy iron spherical ball of radius 9cm is drop into the bucket to submerge completely in the water. Find the incrrase in the level of water.

    asked by s.yashraj on January 31, 2016
  38. Physics

    A block of mass M1 = 160.0 kg sits on an inclined plane and is connected to a bucket with a massless string over a massless and frictionless pulley. The coefficient of static friction between the block and the plane is ms = 0.52, and the angle between the

    asked by Lindsay on December 9, 2007
  39. science

    2 liters of water at 80.c is found into a plastic bucket containing 10 liters of water at 20.c what is the final temperature of water ( density of water 1kg/litre) (neglect the heat gained by bucket and specific heat capacity of water = 1cal/gm.c ?

    asked by yash on August 24, 2012
  40. Physics

    A man pulls a bucket of water of mass 10kg from a well 5meter deep in 5 sec. Calculate the power of the man.

    asked by Vivek on December 18, 2017
  41. physics

    A bucket of water has a weight of 40N.a man lifts the bucket by applying an upward force of 20N.at the same time a child pulls the bucket along the ground with a horizontal force of 10N...calculate the resultant force on the bucket

    asked by Anonymous on January 19, 2014
  42. physics

    A bucket of water has a weight of 40N.A man lifts the bucket up by applying an upward force of 20N .At the same time a child pulls the bucket along the ground with a horizontal force of 10N.draw a free-body diagram showing all the forces exerted on the

    asked by mbiza masingita on January 18, 2014
  43. physics

    You raise a bucket of water from the bottom of a deep well. If your power output is 128 W, and the mass of the bucket and the water in it is 6.00 kg, with what speed can you raise the bucket? Ignore the weight of the rope.

    asked by Alan on March 15, 2011
  44. physics! **

    You raise a bucket of water from the bottom of a deep well. If your power output is 115 W, and the mass of the bucket and the water in it is 3.50 kg, with what speed can you raise the bucket? Ignore the weight of the rope.

    asked by kelsey on October 6, 2008
  45. physics

    You raise a bucket of water from the bottom of a deep well. If your power output is 101 W, and the mass of the bucket and the water in it is 3.00 kg, with what speed can you raise the bucket? Ignore the weight of the rope.

    asked by wayne on March 30, 2010
  46. physics

    You raise a bucket of water from the bottom of a well that is 12 m deep. The mass of the bucket and the water is 5.00 kg, and it takes 15 s to raise the bucket to the top of the well. Part A How much power is required?

    asked by ... on October 23, 2016
  47. Physics

    You raise a bucket of water from the bottom of a well that is 12 m deep. The mass of the bucket and the water is 5.00 kg, and it takes 15 s to raise the bucket to the top of the well. How much power is required?

    asked by Haylee on January 22, 2015
  48. physics

    A bucket ofwater has weight of 40N.A man lifts the bucket by applying an upward force of 20N,At the sawe time a child pulls the bucket along with a horizontal force of 10N,Calculate the resultant force on the bucket

    asked by mbiza masingita on January 18, 2014
  49. calculus

    A bucket that weighs 4 lb and a rope of negligible weight are used to draw water from a well that is 70 ft deep. The bucket is filled with 44 lb of water and is pulled up at a rate of 2 ft/s, but water leaks out of a hole in the bucket at a rate of 0.2

    asked by megan on March 15, 2017
  50. Physics

    A man lifts a 21.1 kg bucket from a well and does 3.1 kJ of work. How deep is the well? Assume that the man lifts the bucket at constant speed. Answer in units of m. I am not sure if I did this right: (mg)(d)= Wnet (21.1 kg)(9.81)(d)= 3100J d= 14.98 meters

    asked by Julia on March 2, 2008
  51. science

    Imagine that you fill a bucket to the top with water and then place the bucket outside in freezing weather. Which of the following describes what will happen when the water in the bucket freezes? A. The level of the water and the bucket itself will not be

    asked by Batman on February 27, 2013
  52. PHYSICS

    A window washer pulls herself upward using the bucket-pulley apparatus.. Part A) How hard must she pull downward to raise herself slowly at constant speed? The mass of the person plus the bucket is 80 kg . Part B) If she increases this force by 16 %, what

    asked by henry on February 4, 2017
  53. math

    how do you measure and get 4 gallons of water only having an unmarked 5 gallon bucket and an unmarked 3 gallon bucket and a large container of water ok this is simple, u just have to think out of the bucket...heh.. so here goes fill the 5 gallon bucket to

    asked by john on June 1, 2007
  54. Physics

    Help how to find work If a worker pulls a 10kg bucket up a 25 m well, how much work has he or she done?

    asked by Aisumi on October 22, 2010
  55. Physics

    You swing a 5.9 kg bucket of water in a vertical circle of radius 0.3 m. (a) What speed must the bucket have if it is to complete the circle without spilling any water? (b) How does your answer depend on the mass of the bucket? a) I don't understand how

    asked by Bob C on February 14, 2010
  56. Pysics science

    How much work is done when a bucket of mass 1.5kg with 10g of water in it is pulled up from the bottom of a well 8m deep? Take g=9.8m/s2 (a)100.3j(b)2000.5j(c)901.6j(d)453.7j

    asked by Sammmy on April 13, 2015
  57. Physics

    A fire helicopter carries a 555 kg empty water bucket at the end of a cable 20.9 m long. As the aircraft flies back from a fire at a constant speed of 38.4 m/s, the cable makes an angle of 38.3° with respect to the vertical. A) After filling the bucket

    asked by Bella on September 27, 2011
  58. Physics

    A fire helicopter carries a 555 kg empty water bucket at the end of a cable 20.9 m long. As the aircraft flies back from a fire at a constant speed of 38.4 m/s, the cable makes an angle of 38.3° with respect to the vertical. A) After filling the bucket

    asked by Bella on September 28, 2011
  59. Physics

    A fire helicopter carries a 555 kg empty water bucket at the end of a cable 20.9 m long. As the aircraft flies back from a fire at a constant speed of 38.4 m/s, the cable makes an angle of 38.3° with respect to the vertical. A) After filling the bucket

    asked by pete on September 28, 2011
  60. Physics

    A Styrofoam bucket of negligible mass contains 1.75 kg of water and 0.450 kg of ice. More ice, from a refrigerator at -15.0 ∘C, is added to the mixture in the bucket, and when thermal equilibrium has been reached, the total mass of ice in the bucket is

    asked by Marthin on January 17, 2018
  61. Physics help!!

    A Styrofoam bucket of negligible mass contains 1.60 kg of water and 0.425 kg of ice. More ice, from a refrigerator at -14.8 degree C, is added to the mixture in the bucket, and when thermal equilibrium has been reached, the total mass of ice in the bucket

    asked by Joey on April 16, 2012
  62. Physics

    A bucket of water with a mass of 4.0 kg is attached to a rope that is wound around a cylinder. The cylinder has a mass of 8.0 kg and is mounted horizontally on frictionless bearings. The bucket is released from rest. (a) Find its speed after it has fallen

    asked by Priyanka on March 25, 2012
  63. physics

    A man of mass 70kg carries a mass of 10kg to the top of a building 100m high.Calculate work done by the man.Take g=10m/s

    asked by Anonymous on October 30, 2011
  64. Springville Middle School

    A cone shaped water bucket will hold 7800 ft3 of water. If the radius of bucket is15ft,what is the height of the water bucket?

    asked by Matt Grimes on April 3, 2016
  65. math

    Water is pulled up from a well in a bucket on a rope . The rope wind on a cylindrical drum of diameter 14cm. It takes 31 turns of the drum to pull the bucket up from the bottom of the well. How deep is the well?

    asked by Agyemang on May 31, 2019
  66. physics

    A diagram shows two cylinders containing two pistonsA and B. The two cylinders are connected with a tube containing a fluid. The system is similar to the hydraulic braking system of a car. A man pushes down on piston A while piston B has a 10kg mass

    asked by Haiano on April 26, 2014
  67. Physics

    A block of mass m1 is connected to an empty bucket of mass 1.35 kg by a cord over a frictionless pulley. The coefficient of the static friction between the table and the block is 0.45 and the coefficient of kinetic friction between the table and the block

    asked by Mawuli on May 2, 2011
  68. physics

    A 5.50 bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 77.0 . If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 14.0 without breaking the cord?

    asked by Emily on February 1, 2012
  69. physics

    A 4.00 bucket of water is accelerated upward by a cord of negligible mass whose breaking strength is 78.0 . If the bucket starts from rest, what is the minimum time required to raise the bucket a vertical distance of 10.0 without breaking the cord?

    asked by jasmine on October 4, 2013
  70. Physics

    A 3.40 kg block of copper at a temperature of 74 °C is dropped into a bucket containing a mixture of ice and water whose total mass is 1.20 kg. When thermal equilibrium is reached the temperature of the water is 14 °C. How much ice was in the bucket

    asked by Jennifer on April 23, 2015
  71. physics

    a man of 70kg carries a mass of 10kg to the top of a building 100m high.calculate work done by the man.take g=10m/s

    asked by Anonymous on November 1, 2011
  72. 11th grade Physics

    An open pipe 0.40m in length is placed vertically in a cylindrical bucket having a bottom area of 0.10 m^2. Water is poured into the bucket until a sounding tuning fork of frequency 440 Hz, placed over the pipe, produces resonance. Find the mass of water

    asked by Garry on November 2, 2010
  73. Science

    If you swung a bucket of water quickly in an upside down circular path, the water would not fall out of the bucket. Which of the following best describes why this happens? a. Due to centripetal force, the water is pushing on the bottom of the bucket.*****

    asked by Anonymous on February 7, 2018
  74. Math

    Jenny's lawn is 1/3 of an acre. After moving 1/2 of the lawn, how much of an acre has she mowed? A. 1/5 B. 1/6 C. 1/2 D. 2/5 ______________________________ A leaking bucket is filled to 3/4 capacity. After some time, 1/2 of the water has leaked out. What

    asked by RiGht ur life on December 10, 2018
  75. physics

    A beautiful man with a large nose named Melvin lifts a 28.1 kg bucket from a well anddoes 4.24 kJ of work. The acceleration of gravity is 9.8 m/s2 . How deep is the well? Answer in units of m

    asked by lynn on October 26, 2011
  76. PHYSICS - PLEASE HELP

    The density of a 6 foot tall man that weighs 840. Newtons fluctuates from a value slightly less than the density of water when the man completely inhales to a value slightly more than the density of water when the man completely exhales. Note: Assume that

    asked by Anonymous on December 18, 2012
  77. theoretical optics

    A man 1.5meter tall stands in front of a concave mirror whose radius is 30cm. Find the position of the man that will lead to his image on the screen 20 cm. from the mirror. How big is the man's image?

    asked by Barbie on March 19, 2012
  78. Physics

    A 11 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 2.4 m/s2, find the force exerted by the rope on the bucket of water. I thought I was supposed to use F = M x A for this one, but I keep getting the answer

    asked by Susan on September 16, 2008
  79. physics

    You have tied a short length of rope to the handle of a bucket full of water, and are swinging the bucket in a vertical circle with radius 60 cm. What is the minimum speed that the bucket must be moving in order for no water to spill out at the top of the

    asked by Anonymous on February 26, 2014
  80. physics

    A graduated cylinder is inverted in a very large bucket of water. The depth of the water in the container is 6 m and the top of the bucket is open to the air in the room. The mouth (bottom) of the graduated cylinder is 4 m above the bottom of the

    asked by unknown on December 30, 2013
  81. Physics

    It requires 2460 J of work to lift a 15-kg bucket of water from the bottom of a well to the top. How deep is the well?

    asked by Cassidy on October 28, 2019
  82. Math

    using a certain garden hose, liza can fill her fancy new bucket with water in 45 seconds. Unfortunately, Henry accidently makes a hole in the bucket, so if initially full, the bucket will now become empty in 1 minute. How long will it take to fill the

    asked by Jenny on June 10, 2017
  83. (pls help) physics

    (Q1)How much work is done when a bucket of mass 1.5kg with 10g of water in it is pulled up from the bottom of a well 8m deep? Take g=9.8m/s2 (a)100.3j(b)2000.5j(c)901.6j(d)453.7j (Q2) A 65kg sprinter completes a 100m race in 9.83s. Calculate the average

    asked by ikye on July 7, 2013
  84. physics

    A 6 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 1 m/s2, find the force exerted by the rope on the bucket of water.

    asked by hannah on September 23, 2007
  85. physics

    A 7 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 1.4 m/s2, find the force exerted by the rope on the bucket of water.

    asked by Devon on November 1, 2010
  86. physics

    A 6 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 2.4 m/s2, find the force exerted by the rope on the bucket of water.

    asked by Anonymous on January 2, 2011
  87. THIS IS FOR MATH AND SCIENCE TUTORS

    HAPPY PI DAY! A mathematician, a physicist, and an engineer are all given identicalrubber balls and told to find the volume. They are given anything theywant to measure it, and have all the time they need. The mathematician pulls out a measuring tape and

    asked by Anonymous on March 14, 2014
  88. physics

    A bucket of water with a mass of 20.0 kg is being pulled up from a well with a single massless rope. If the tension in the rope is 200 N, calculate the acceleration of the bucket.

    asked by lol on August 11, 2015
  89. physics

    A man pulls a wagon with a handle that is at an angle of 42° with the ground. If the man pulls with 330 N of force, how much force pulls the wagon forward?

    asked by Jamal on November 28, 2014
  90. physics

    A man pulls a crate of mass 61.0 kg across a level floor. He pulls with a force of 178.0 N at an angle of 20.0� above the horizontal. When the crate is moving, the frictional force between the floor and the crate has a magnitude of 124.0 N. If the crate

    asked by julia on October 8, 2010
  91. Physics

    A man pulls a crate of mass 61.0 kg across a level floor. He pulls with a force of 186.0 N at an angle of 22.0° above the horizontal. When the crate is moving, the frictional force between the floor and the crate has a magnitude of 120.0 N. If the crate

    asked by Kevin on April 14, 2016
  92. chemistry

    Couze The water in the buket has some energy (tempreture) it is absorbed by the water and the ice melts this way water cools...now if you consider the ice outside the bucket water will no longer be in tuch with ice ,since energy of water since must be

    asked by Rupali on September 14, 2010
  93. Physics!!

    A 4.9 kg bucket of water is raised from a well by a rope. The acceleration of gravity is 9.81 m/s2 . If the upward acceleration of the bucket is 3.3 m/s2, find the force exerted by the rope on the bucket of water. Answer in units of N.

    asked by Joey on November 15, 2010
  94. physics

    A canoe of mass 38 kg lies at rest in still water. A man and a woman are at opposite ends of the canoe 4.0 m apart and symmetrically located with respect to the canoe’s centre (which is also its centre of mass). The mass of the man is 65 kg and the

    asked by Anonymous on April 21, 2013
  95. physics

    A canoe of mass 38 kg lies at rest in still water. A man and a woman are at opposite ends of the canoe 4.0 m apart and symmetrically located with respect to the canoe’s centre (which is also its centre of mass). The mass of the man is 65 kg and the

    asked by Anonymous on April 21, 2013
  96. physics

    A 5.9 kg bucket of water is raised from a well by a rope. The acceleration of gravity is 9.81 m/s/s If the upward acceleration of the bucket is 4.1 m/s/s, find the force exerted by the rope on the bucket of water. Answer in N

    asked by James on November 18, 2015
  97. Newton' law of motion

    A resultant force of 50N pulls a body of mass 10kg along a smooth horizontal surface. Calculate the acceleration with which the body is moved

    asked by Alex on March 9, 2011
  98. Physics

    Consider the diagram of the box and bucket. If the coefficient of static friction is 0.5 and the coefficient of kinetic friction is 0.3, find the maximum mass of the bucket in order for the system to be in static equilibrium. If the block was given a

    asked by Caitlin on January 1, 2011
  99. Physics

    Calculate the size of the gravitational pull of a sphere of mass 10kg on a mass 2.0kg when their centres are 0.2m apart. What is the force of the 2.0kg mass on the 10kg mass?

    asked by Nicole on February 25, 2015
  100. physics

    2 liters of water at 80.c is found into a plastic bucket containing 10 liters of water at 20.c what is the final temperature of water ( density of water 1kg/litre) (neglect the heat gained by bucket and specific heat capacity of water = 1cal/gm.c

    asked by Anonymous on August 24, 2012