# A concrete slab of mass 400 kg accelerates down a concrete slope inclined at 35°. The u kinetic bn the slab and slope is 0.60. Determine the acceleration of the block.

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1. ## Physics

Consider a car is heading down a 5.5° slope (one that makes an angle of 5.5° with the horizontal) under the following road conditions. You may assume that the weight of the car is evenly distributed on all four tires and that the coefficient of static

2. ## Math

A concrete patio is 5 2/3 ft wide. It has an area of 36 5/6 square ft. Is the concrete slab long enough to fit a 7-foot picnic table without placing the table along the diagonal of the patio? so far i have 221/6 / 34/6 = 221/34 = 6.5 ft I need to know

3. ## math

a new sidewalk will be 6 feet wide 160 feet long and filled to a depth of 9 inches 0.75 foot with concrete, ow many yards of concrete are needed? the new sidewalk needs_______ cubic yards of concrete

4. ## phys

a 5 kg concrete block accelerates down a 34 degree slope at 4.2m/s^2. Find the coefficient of friction between the block and the slope. The net force along the slope that produces the acceleration is F = M g sin 34 - u M g cos 34 = M a where u is the

5. ## physics

figure 3.1 shows a rectangular concrete slab of weight 18000N. It rests on a brick wall and is the roof of a bus shelter. The concrete slab is 3.0 m wide. The wall is 2.5 m from the front of the concrete slab and 0.50 m from the back. The cables behind the

6. ## General Science

A 1200-kg concrete slab that measures 2 m X 1 m X 20 cm is delivered to a building under construction. Does the slab contain steel reinforcing rods or is it plain concrete?

7. ## Physics

A concrete has a height of 5m, as unit area of 3m^2 and support a mass of 30,000kg.Given that acceleration due of gravity(g=10m/s^2) and young modulus of concrete =20×10^9N/M^2. Determine the 1. Stress 11. Strain 111. Change in height

8. ## Language Arts

Concrete Mixers by Patricia Hubbell The drivers are washing the concrete mixers; Like elephant tenders they hose them down. Tough gray-skinned monsters standing ponderous, Elephant-bellied and elephant-nosed, 5 Standing in muck up to their wheel-caps, Like

9. ## Geometry

concrete costs 105 per cubic yard. plato is making a rectangular concrete garage floor measuring 33 feet wide by 6 inches thick. how much will the concrete cost?

10. ## Geometry

A concrete pad has dimensions 9 ft by 9 ft by 4 inches. How many cubic yards of concrete does it contain?

11. ## maths

Carlos is laying concrete to make the floors of two rooms. The dimensions of the rooms are shown below. He needs to use 0.1m3 of concrete to make 1m2 of floor. The concrete will cost £65 per m3. How much will it cost to buy enough concrete for the floors?

12. ## Geometry

A 4-inch-thick concrete slab is being poured for a circular patio 10 feet in diameter. Concrete costs \$50 per cubic yard. Find the cost of the concerte, to the nearest cent. Show how you come to your answer.

13. ## Physics

A car with its brakes locked will remain stationary on an inclined plane of dry concrete when the plane is at an angle of less than 45 degrees with the horizontal. What is the coefficients of static friction of rubber tires on dry concrete

14. ## grammar

Nouns Use the following categories to identify each noun: concrete noun, proper noun, abstract noun, possessive noun, or compound noun. You will use two categories to identify some of the nouns. 1. War's possessive noun proper noun (is it concrete or

15. ## Geometry help

27. Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 12 feet by 12 feet by 9 inches for a patio if the concrete costs \$54.00 per cubic yard? (1 point) \$1,944.00 \$972.00 \$552.00 \$216.00 28. Two square pyramids have the same

16. ## physics

In a rescue scene during the 911 crisis, a helicopter of mass 6000 kg accelerates upwards at the rate of 0.50 m/s2 while lifting a 2500 kg piece of concrete. What is the upward force exerted by the rotors of the helicopter? What is the tension in the cable

17. ## math

The concrete for a sidewalk is being poured outside the perimeter of a new subdivision, which is a 280 ft. by 720 ft. rectangle. The building code requires that the sidewalk be 5 feet wide and 8 inches deep. How many cubic yards of concrete will need to be

18. ## Math

An open concrete tank is internally 1m wide, 2m long and 1.5m deep, the concrete being 10cm thick. Calculate a) The capacity of the tank in litres. b.) The volume of concrete used in metres cube

19. ## physics

a 5.0kg concrete block accelerates down a 34 degree slope at 4.2 m/s^2. Find the coefficient of friction between the block and the slope. The component of weight down the slope is mg*SinTheta. The component of weight perpendicular to the slope is mg

20. ## MAT 142

What is the cost of concrete for a walkway that is 15 feet long, 8 feet wide and 9 inches deep if the concrete costs \$30 per cubic yard?

21. ## English

Write each noun and whether it is concrete or abstract. Your van was towed to the garage down the street. VAN-CONCRETE, GARAGE: CONCRETE STREET: CONCRETE

22. ## ela

If you were writing an informative essay about giant pandas, what are some concrete details that you would want to include in your text? Explain what kind of concrete details these are.

23. ## math

An L-shaped concrete slab being prepared for the foundation of a new house is made up of two rectangles with dimensions 3 m by 2 m and 10 m by 6 m. a) Find the total area of the concrete slab. Total area = (3*2) + (10*6) = 66m^2 b) If two bags of cement

24. ## Mathematics

An open concrete tank is internally 1m wide,2m long and1.5m deep the concrete being 10cm thick calculate the capacity of the tank in litres and the volume of the concrete

25. ## physics

A person has a choice while trying to move a crate across a horizontal pad of concrete: push it at a downward angle of 30 degrees, or pull it at an upward angle of 30 degrees. If the crate has a mass of 50.0 kg and the coefficient of friction between it

26. ## Math

after moving into the new house a couple wants to have a concrete patio board to support her hot tub the plan calls for 14-ft by 16-ft slab of concrete 4 inches thick. How many cubic feet of concreate will be needed?

27. ## physics

As shown in the figure, a block of mass M1 = 0.470 kg is initially at rest on a slab of mass M2 = 0.850 kg, and the slab is initially at rest on a level table. A string of negligible mass is connected to the slab, runs over a frictionless pulley on the

28. ## geometry

concrete can be purchased by the cubic yard. how much will it cost to pour a slab 17 feet by 17 feet by 2 inches for a patio of the concrete cost \$ 40 per cubic yard

29. ## Gifted and Talented Language Arts

I need to know what concrete poems are. Whenever I look up "what are concrete poems" all that comes up are concrete-making businesses. I really need help because every question I get right counts and I am so close to having an average of 100% on this test

30. ## physics

Calculate the maximum acc. of a car that is heading up a 4 degree slope. Assume that only half the weight of the car is supported by the two drive wheels and the static coefficient friction is involved- the tires can not slip during the acceleration a) on

31. ## Physics

A certain concrete will support a maximum compressive stress of 1.30 107 N/m2 before being crushed. A column of uniform width is to be made with this concrete. How tall can the column be if the stress in it at any point is not to exceed one half the

32. ## Math

A driveway 18 ft. wide and 36 ft. long is to be paved with concrete 3 in. thick. How many cubic yards of concrete are required?

33. ## critical thinking

What is the difference between abstract nouns and concrete nouns? A. Concrete nouns can be identified by the senses, but abstract nouns can't. B. Abstract nouns describe something, but concrete nouns don't. C. Abstract nouns are specific, but concrete

34. ## Phyics

One of the concrete pillars that supports a house is 1.9 m tall and has a radius of 0.55 m. The density of concrete is about 2.2 x 103 kg/m3. Find the weight of this pillar in pounds (1 N = 0.2248 lb).

35. ## English

What type of noun is "goals" in the following sentence? One of Jade's life goals is to be an Olympic athlete. abstract concrete compound collective Would this be concrete?

36. ## Math

The volume of a rectangular slab of concrete needs to exceed 72cu.ft. If the length is 12ft. and he width is 8ft. How thick does the concrete slab need to be?

37. ## math

A 4inch-thick concrete slab is being poured for a circular patio 14 feet in diameter. Concrete costs \$55 per cubic yard. Find the cost of the concrete, to the nearest cent.

38. ## MEASUREMENTS

Dan wants to pour a concrete patio in his backyard. He measures the length, width, and thickness of the patio and finds that the amount of concrete he needs is 200ft^2. When he called the concrete company they asked him how many cubic yards of concrete

39. ## Mathematics

An open concrete tank is internally 1m wide,2m long and 1.5m deep,the concrete being 1cm. Calculate The capacity of the tank in litres and the volume of concrete used in m^3

40. ## math, physics

A. A rectangular slab of concrete is cut from a large block. The slab measures 10.4 inches thick, 1.8 feet long, and 0.0021 miles wide. Find its volume in cubic feet.

41. ## math

Estimate the cost of the concrete requred to make a concrete sidewalk shaped as follows. (The sidewalk covers 1/4 of the outer perimeter of a circle - from 3:00 to 6:00. The radius from the center of the circle to the outside perimeter is 20 feet. The

42. ## algebra

elmer burns works for a ready-mix concrete cmpany. elmer receives an order for 3.5 cubic yards of concrete. this mixture of concrete contains sand, cement, gravel, and water, for each pound of water, there are 5 lb of sand, 2 lb of cement, and 6 lb of

43. ## math

Suppose that you must order concrete for a sidewalk that is to be 58 ft by 3 ft to a depth of 6 in. How much concrete is required? (Answer to the nearest 1/2 cubic yard.) my answe is 11.5 and is wrong.ugh

44. ## Math

How many cubic yards of concrete will it take to fill a cylindrical column that is 16 feet high and whose diameter is 4 feet? Use pi=3.14 (round your answer to the nearest TENTH) If a cubic yard of concrete costs \$75, using the rounded answer from above,

45. ## Creative Writing

Identify every concrete image within the poem. Remember that a concrete image is one that uses either sight, sound, taste, touch, or smell, so each concrete image should be identified as to which sense it connects to. Then, describe what each of the images

46. ## physics

Calculate the maximum deceleration of a car that is heading down a 14.5° slope (one that makes an angle of 14.5° with the horizontal) under the following road conditions. You may assume that the weight of the car is evenly distributed on all four tires

47. ## English (concrete nouns)

Read the passage below and answer the following question: Zach enjoyed biking to his job at Bistro Café. The early morning ride gave some serenity to his hectic schedule. Opening the restaurant allowed him to get everything ready before the rest of the

48. ## physics

a concrete slab of mass 400 kg accelerates down a concrete slope inclined at 35 degrees. the coefficient of kinetic friction between the slab and slope is 0.60. determine the acceleration of the block

49. ## MAth

a concrete area measures 20ft on each side. the concrete slab will be 8 inches deep. how many cubic feet of concrete will be needed? my set up is 20 x 20 + 32 ????

50. ## math

In Ali garden, he wants to build a concrete fountain. So he consults two different companies who provides concrete pours: Alibaba's Concrete (charges \$700 plus \$20/m^3 of concrete) and Baborina's Concrete (\$1200 plus \$15/m^3 of concrete). Let x be the

51. ## math

Complete in Metric Conversions: Estimate the cost (\$) of the concrete required to construct a concrete sidewalk shaped as shown on the board. The required depth of the concrete in the sidewalk is 4 inches and the concrete costs \$105/cubic yard.

52. ## geometry

Concrete can be purchased by the cubic yard. How much will it cost to pour a slab that is 17 ft by 17 ft by 4 ft if the concrete costs \$50.00 per cubic yard?

53. ## geometry

John is putting in a concrete patio in his backyard. The dimensions of it are 12ft by 8ft by 6inches. If concrete costs \$6.75 per cubic foot how much will the concrete cost for the patio

54. ## math

David put 155 feet of plastic edging around the outside edge of the concrete surrounding his pool. The concrete in 17.5 feet wide, how long is the concrete. help me solve please, very confused.

55. ## Math

1. Suppose you want to buy concrete for a 36ft by 24 ft by 9 in. patio. If concrete costs \$55/yd^3, how much will the concrete for the patio cost? 2. A cylinder has a volume of about 500 cm^3 and a height of 10 cm. What is the lenght of the radius to the

56. ## Mathematics

An open concrete tank is internally 1m wide2m long and1.5m deep,the concrete being 10m thick,calculate the capacity of the tank in litres and the volume of concrete used in m cube

57. ## english

Our class had a test in Spanish this afternoon. find the nouns mark concrete or abstract class concrete test concrete spanish concrete afternoon concrete?

58. ## Math

Carlos is laying concrete to make the floors of two rooms. The dimensions of the rooms are shown below. He needs to use 0.1m3 of concrete to make 1m2 of floor. The concrete will cost £65 per m3. How much will it cost to buy enough concrete for the floors?

59. ## Maths

A concrete path of width 1m and thickness 10cm is to be placed around you pool. Find the number of cubic meters of ready mixed concrete required to lay the path. Additional Info: pool area is 25.75 without concrete around it. Thank You.

60. ## Physics

By what amount will a 178 m long concrete slab on the Mackinac Bridge contract when going from +39C to -35C? The linear expansion coefficient is 10^-5 per C.

61. ## Physics

By what amount will a 178 m long concrete slab on the Mackinac Bridge contract when going from +39C to -35C? The linear expansion coefficient is 10^-5 per C.

62. ## Physics

One of the concrete pillars that support a house is 2.1 m tall and has a radius of 0.35 m. The density of concrete is about 2.2 103 kg/m3. Find the weight of this pillar in pounds (1 N = 0.2248 lb).

Susanna is going to make some concrete, using cement, sand and gravel, in the ratio 1:3:3. Nicola wants to make 245kg of concrete. There is 40kg of cement, 110kg sand and 105kg gravel. Is there enough material to make concrete. Thank you.

64. ## Grammar

Could somebody please explain to me the difference between the Proper and Specific Nouns. Also, is it possible for a Proper Noun to BE a Specific Noun, like a specific noun for desert could be Sahara, instead of wasteland? I've always dealt with proper

65. ## physics

A concrete slab of mass 400 kg accelerates down a concrete slope inclined at 35°. The u kinetic bn the slab and slope is 0.60. Determine the acceleration of the block.

66. ## Physics

A concrete slab of mass 400 kg accelerates down a concrete slop inclined at 35degree. The kenetic friction b/n the slab and slope is 0.60.Determine the acceleration of block.

67. ## math

The cottage will be built on a concrete slab 100 mm thick. Concrete costs \$150/m^3 and reinforcing mesh for the slab costs \$7/m^2. Find the cost of materials for the slab. Both the concrete and the reinforcing mesh will be ordered in lots of whole units.

68. ## Math

How do you do this question? The buses park on the concrete slab. the slab's edges are 10 yards from the fence. What is the area of the concrete slab? 100 sq yds how many different triangles can you make from a set of three side lengths

69. ## math

Kendra used 225 cubic feet of concrete to make her new patio. The patio is a rectangular concrete slab and measures 25 feet by 18 feet. How thick is the concrete slab?

70. ## algebra

Use the five steps for problem solving to answer the following question. Please show all of your work. The volume of a rectangular slab of concrete needs to exceed 72 cu. ft. If the length is 12 feet and the width is 8 feet, how thick does the concrete

71. ## algebra

The volume of a rectangular slab of concrete needs to exceed 72 cu. ft. If the length is 12 feet and the width is 8 feet, how thick does the concrete slab need to be?

72. ## Math

Pouring concrete into backyard. The patio slab will be 7m long, 2m wide and 10cm deep. How many cubic meters of concrete will you need to fill the patio?

73. ## geomety

You want to pour a concrete slab with a width of 16 feet, a length of 16 feet, and a height of 0.5 feet. Find the volume of the concrete, so you know how much you will need

74. ## Physics

In a rescue scene during the 911 crisis, a helicopter of mass 6000 kg accelerates upwards at the rate of 0.50 m/s2 while lifting a 2500 kg piece of concrete. What is the upward force exerted by the rotors of the helicopter? What is the tension in the cable

Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 11 feet by 11 feet by 3 inches for a patio if the concrete costs \$63.00 per cubic yard? (1 point) \$211.75 \$70.58 \$317.63 \$1,905.75

76. ## Science

*Cement is 70% CaO by mass *Concrete is 17% cement by mass *Concrete masses 150lbs. per cubic feet *There are 27 cubic feet in a cubic yard *15 cubic yards required for house of concrete. CaCo3(s)---CaO(s)+CO2(g) 1.) How many kg. of carbon dioxide were

77. ## math

A rectangular slab of concrete is cut from a large block. The slab measures 10.4 inches thick, 1.8 feet long, and 0.0021 miles wide. Find its volume in cubic feet.

78. ## Maths

Chris wants to put a concrete path and a fence around his rectangular garden. The concrete path will be 1 meter wide and the fence will go around the edge of the path. The garden itself measures 5 meters by 8 meters. A)Calculate the perimeter of the fence.

79. ## physics

A person, with his ear to the ground, sees a huge stone strike the concrete pavement. A moment later two sounds are heard from the impact: one travels in the air and the other in the concrete, and they are 2.7s apart. speed of sound in air is 343 m/s and

80. ## physics

A person has a choice while trying to move a crate across a horizontal pad of concrete: push it at a downward angle of 30 degrees, or pull it at an upward angle of 30 degrees. If the crate has a mass of 50.0 kg and the coefficient of friction between it

81. ## physics

A person has a choice while trying to move a crate across a horizontal pad of concrete: push it at a downward angle of 30 degrees, or pull it at an upward angle of 30 degrees. If the crate has a mass of 50.0 kg and the coefficient of friction between it

82. ## physics

A person has a choice while trying to move a crate across a horizontal pad of concrete: push it at a downward angle of 30 degrees, or pull it at an upward angle of 30 degrees. If the crate has a mass of 50.0 kg and the coefficient of friction between it

83. ## Math

A concrete tank is having external measurement of 3m by 2m by 1m.if the concrete is 0.25m thick. Find the a. Capacity of the tank b. Volume of the concrete used in making the tank if air closed.

84. ## maths

Chris wants to put a concrete path and a fence around his rectangular garden. The concrete path will be 1 meter wide and the fence will go around the edge of the path.The garden itself measures 5 meters by 8 meters. A)calculate the perimeter of the fence

85. ## English

fill in the blanks with the kinds of nouns specified , 1 proper saw a common near the concrete 2 A(n) singular flew over the concrete 3 I tried (o help the proper with their plural 4 Two concrete stalked a collective of common 5 Do you ever dream of

86. ## Ms Sue I need you MATH!

Need help with this. A concrete path of width 1m and thickness 10cm is to be placed around you pool. Find the number of cubic meters of ready mixed concrete required to lay the path. Additional Info: pool area is 25.75 without concrete around it. I have

87. ## Math

Need help with this. A concrete path of width 1m and thickness 10cm is to be placed around you pool. Find the number of cubic meters of ready mixed concrete required to lay the path. Additional Info: pool area is 25.75 without concrete around it. I have

88. ## Math

What is the cubic feet of a concrete slab 20ft x 30ft x 6" thick.

89. ## Physics

A uniform solid cylinder of mass M and radius R is at rest on a slab of mass m, which in turn rests on a horizontal, frictionless table. If a horizontal force is applied to the slab, it accelerates and the cylinder rolls without slipping. Find the

90. ## science

a concrete column has a mass of 2205kg calculate the height of the column if the density of concrete is 2450kg/m(square) D=m÷v. 2440kg/squre=2205kg÷v. i don't knw the volum

91. ## geometry

A rectangle has sides of 22 ft and 30 ft you need to pour concrete 1ft wide and 4 ft deep how many cubic feet of concrete will you need?

92. ## English poetry

In the peom concrete mixer I didn't understand what is meant by they rid the trunk like trough of concrete.

93. ## Physics

By what amount will a 178 m long concrete slab on the Mackinac Bridge contract when going from +39C to -35C? The linear expansion coefficient is 10-5 per C.

94. ## Physics 101

Calculate the increase in length of a 250.00 meter long concrete bridge if it's temperature increases from 10.0°C to 39.0 °C? The coefficient of expansion of concrete is 9.8 X 10^-6 (1/°C)

95. ## Physics 101

Calculate the increase in length of a 250.00 meter long concrete bridge if it's temperature increases from 10.0°C to 39.0 °C? The coefficient of expansion of concrete is 9.8 X 10^-6 (1/°C)

96. ## Physics 101

Calculate the increase in length of a 250.00 meter Long concrete bridge if its temperature increases from 10.0°C to 39.0°C? The coefficient of expansion of concrete is 9.8 X 10^-6 (1/°C)

97. ## chemistry

a concrete block is heated from by 30 degree C to 50 degree C. The mass of the block is 10kg. Specific heat of concrete is 800J/Kg degree Celcius. Calculate the energy transferred.

98. ## english/photography

i have three photographs, one of a soccer ball, one of cd's, one of books, and one of boxes and chaos. i have to write one sentence that connects them all and tells about my life but it cant be really cliche and concrete.. i cant think of anything that

99. ## economics

Pyramid corporation is currently employing 20 tons of cement and 40 tons of steel to produce 50 000 square feet of shopping in a mall. Cement cost \$20 a ton and steel cost \$60 a ton. At the input quantities employed, MPc = 12 and MPs = 6. 1)show the

100. ## trigonometry ASAP!

wendell is setting concrete on a triangular patio. one side of the patio is 12.9 feet and another side is 15.2 feet. the angle opposite the 15.2 foot side is 68 degrees. one bag of concrete covers an area of 5 square feet. how many bags of concrete will