# another question: the 20 kg block is at the top of a 10 m long inclined plane. The block starts from rest and slides without friction down the length of the incline. The block is 5 m high. 1) Determine

60,394 results, page 63
1. ## World History

How did changes in American society during the 1970s affect religion in the nation? How did this change in religion affect politics? Can you help me answer this? I'm having a brain fart. I understand the question I just need something to put for the

asked by Anonymous on June 9, 2015
2. ## history

pleasee help me with this question. i've been stuck on it for a long time In his first few months of office, President Roosevelt a. abolished the banking system and government building projects b. avoided direct action and sent problems to cimmittees for

asked by y912f on May 26, 2009
3. ## physics

Ten , one rupees coin are put on the top at of each other on a table. Each coin has a mass 'm'. Give the magnitude and direction of - (1)- The force of 7th coin (counted from bottom) due to all coins on its top. (2)- The force of 7th coin by 8th coin. (3)-

asked by me on October 14, 2014

Please check: 1.Write in expanded form: this is a sigma notation- 4 on top signma in middle k=1 on bottom to right of sigma is (k-1)(k-2) I solved: k=1 (1-1)(1-2)=0(-1)=0 K=2 (2-1)(2-2) = 1(0)=0 k=3(3-1)(3-2)=2(1)=2 k=4 (4-1)(4-)=3(2)=6 answer: 0+0+2+6 2.

asked by Bethany on December 30, 2011
5. ## Honors Social Studies

If you were running for President, how might the Sedition Act impact your campaign? How would YOU answer this question? You might want to refresh your memory of the Sedition Act with this article. http://en.wikipedia.org/wiki/Sedition_Act_of_1918 Thanks

asked by Kristin on August 19, 2007
6. ## physics

An inquisitive physics student and mountain climber climbs a 50.0m high cliff that overhangs a calm pool of water. He throws two stones vertically downward, 1.00 s apart, and observes that they cause a single splash. The first stone has an initial speed of

asked by Anonymous on March 30, 2016
7. ## Trig

the angle of depression from the top of a building to a point on the ground is 32degrees30', how far is the point of the ground from the top of building if the building is 252m high?

asked by SK on November 28, 2010
8. ## math

the angle of depresssion from the top of a building to a point on the ground is 59 degrees. how far is the point on the ground from the top of the building if the building is 87 meters high?

asked by ASHLEY on May 21, 2013
9. ## English

Posted by rfvv on Sunday, April 10, 2011 at 9:51pm. He asked me a question. He asked a question of me. He begged me a question. He begged a question of me. He inquired me a question. He inquired me of a question. (Are the pairs all correct and

asked by rfvv on September 25, 2015
10. ## math

the angles of elevation of the top of a house from the bottom of a tower 160m high is 26° from the top of a tower the angle of elevation is 24°. what is the height of the house if the tower and the house are 50m apart?

asked by lawal Idris on November 24, 2015
11. ## maths

from the top of a vertical cliff. 65 metres high a lifeguard can see a boat out at sea the boat is 42 metres from the base of the cliff. What is the angle of depression of the boat from the top of the cliff?

asked by safina on June 6, 2017
12. ## math

the angles of elevation of the top of a house from the bottom of a tower 160m high is 26° from the top of a tower the angle of elevation is 24°. what is the height of the house if the tower and the house are 50m apart?

asked by Anonymous on November 24, 2015

An insulating sphere of mass m and positive charge q is attached to a spring with length h and spring constant k_s and is at equilibrium. An infinitely long wire with positive linear charge density lamda is placed a distance l away from the charged mass at

asked by nisha on November 9, 2013

An insulating sphere of mass m and positive charge q is attached to a spring with length h and spring constant k_s and is at equilibrium. An infinitely long wire with positive linear charge density lamda is placed a distance l away from the charged mass at

asked by nisha on November 9, 2013
15. ## physics

A bowling ball is rolling along a table with a constant velocity of 0.7 m/s. The table top is 1.1 meters (H) from the ground in height. Determine the horizontal range of the bowling ball as it falls to the floor. In other words, how far from the edge of

asked by Zach on March 9, 2018
16. ## physics

3)A soldier throws a grenade horizontally from the top of a cliff. Which of the following curves best describes the path taken by the grenade? Parabola 4)A stone is thrown horizontally from the top of a 25.00-m cliff. The stone lands at a distance of 40.00

asked by Jon on April 2, 2008
17. ## Physics

Three wires lie in a plane, placed parallel to one another and equally spaced by 0.20 m. If the wires are oriented up and down on the page, the right-hand wire carries 100 A to the top, the middle wire 300 A to the bottom, and the left-hand wire carries

asked by Anonymous on March 17, 2016
18. ## physics

You are driving your car over a circular-shaped bump in the road that has a radius of curvature of 75.9 m. A)If the car is traveling at a constant speed of 18.3 m/s, calculate the apparent weight of your 56.1 kg passenger as you pass over the top of the

asked by Tammie on February 22, 2014
19. ## physics

You are driving your car over a circular-shaped bump in the road that has a radius of curvature of 75.9 m. A)If the car is traveling at a constant speed of 18.3 m/s, calculate the apparent weight of your 56.1 kg passenger as you pass over the top of the

asked by name 23 on February 22, 2014
20. ## Maths

Question(1):Show that the curve y=x^2-3x-5 passes through the point (5,5),(4,-1),(2,-7),(0,-5) and (-t,5) calculate the gradient at each pont. question(2):given a 5by5 matrices with determinant equal zero and the same determinant of its interior element

asked by Edward on August 2, 2015
21. ## socials

Question:Hey I posting for my brother Mohammad again, his computer not work I not know why. You please unblock any people so he access again. His question. What goals of the FLQ. Me him not know if list goal one by one. We only have to achieve Quebec

asked by Shreya on December 15, 2011
22. ## SCIENCE!

How does osmosis explain the fact that a watery syrup forms when you put sugar on strawberries? Does the water in the strawberry cells rush out to the outside to dilute the sugar on the outside? Bob Pursley has answered this question for you. I also

asked by Ally on October 25, 2006
23. ## math,correction

Directions:Multiply Problem: ((x)/(3)+(3)/(4)) ((3x)/(4)-(3)/(5)) so the answer for it i got: ((20x^2+20x-36)/(80)) I worked it and I have what you have EXCEPT 29x instead of 20x. If you can't find the error, post your work and we can help you find it.

asked by Jasmine20 on January 24, 2007

19. The price for predictability is often A. long hours. B. long-term boredom. C. stress and insecurity. D. increased self-confidence. I think D or a

asked by Jay on March 26, 2015
25. ## Math

chris cuts boards that are 2/3 feet long. He has a 7/9 foot long board of wood. How many yards can he cut?

asked by Sam on January 25, 2017
26. ## Esol

Long before his death, Pablo Picasso had became one of the most important artists in history... Long before-in-had became-the most which word or phrase is wrong?? had became is .thanks

asked by Victoria on February 17, 2017
27. ## phyics

A box of mass 0.385 kg slides down a very smooth (frictionless) ramp which is inclined at an angle of 56.6° above the horizontal. What is the acceleration of the box down the ramp?

asked by Amy on September 22, 2012
28. ## physics

What's the solution of a body of weight 100N resting on a plane which is inclined at 30° to the horizontal with the components of the weight parallel and perpendicular to the plane?

asked by Rose khonje on February 6, 2016
29. ## Northwest H.S

Physics: A car is parked on an icy hill inclined at 10°, when it begins to slide. What is the car's speed at the bottom of the 155-m hill?:

asked by Jimmy on October 16, 2012
30. ## Physics

2300 Joules is used to lift a wheelbarrow through 4 meters up an inclined plane into a container. Why does the man use more joules (3500 J) to push the wheelbarrow?

asked by Tia on February 19, 2017
31. ## Physics

2300 Joules is used to lift a wheelbarrow through 4 meters up an inclined plane into a container. Why does the man use more joules (3500 J) to push the wheelbarrow?

asked by Kale on February 19, 2017
32. ## Physics

A skier goes down a slope inclined at 25 degrees. Her mass including equipment is 60.0kg. a. What is her acceleration if friction is negligible? b. What is her acceleration if friction is 45.0 N?

33. ## physics

A car of mass 1000 kg is on an icy driveway inclined at an angle of 33◦. The acceleration of gravity is 9.8 m/s^2 θ If the incline is frictionless, what is the acceleration of the car?

asked by Annonymous on October 22, 2015
34. ## Math

AB is a 6 m high pole. CD is a ladder inclined at an angle of 60 degrees to the horizontal and reaches up to a point D of the pole. If AD = 2.54 m, find the length of the ladder

asked by Anonymous on September 18, 2017
35. ## physics

;if a hoop A is made of iron & hoop B of wood are pushed at same time down to an inclined plane. find velocity of both if height of plane is 1m?

asked by aliya on January 23, 2011
36. ## physics

Marks: 5 A hill that has a 15 % grade is one that rises 15.0 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

asked by paul on September 20, 2013
37. ## pre calculus

A parallelogram has a 70 degree angle and sides 6 cm and 10 cm long. How long are its diagonals?

asked by lelelelel on December 2, 2010
38. ## math

If you cut off 5pieces of glass from a 14 feet long, how long should each pieces

asked by dd on June 28, 2016
39. ## Algebra

A board, 39 cm long is cut into three pieces such that the second piece is twice as long as the first and the third is 4 cm longer than the second.

asked by Megs on August 31, 2017
40. ## math

the volume of a container that is 8" long 4" long and3' high is _cu in. please help

asked by paul on May 29, 2011
41. ## math

I have to make a line segment that is 5000mm long I have no idea how long Can u help me?

asked by Sam on February 17, 2012
42. ## English

Hello. Do you think it's possible to use the phrase "as long as" in the meaning "because", for example: "I can't help him as long as (because) I don't know his problem." Or will it be understood as "while"? Thank you for your help.

asked by Ilma on May 4, 2011
43. ## Math

Beta has a rope 23m long. She cutis off 1/5 of it.How long are the two pieces

asked by Maria on March 21, 2016
44. ## maths

how many piece of 3/4 inch long can be cut from a foot long card

asked by stacy on October 5, 2012
45. ## science

I have to correct the Internal diameter of 2 half round cast piece of aluminuim against the actual mandrel. Because after casting the pieces are open when cooling.i will use chain block to correct or tie the cast piece with the Mandrel. could you please

asked by sreedharan on August 25, 2010
46. ## physics

021 (part 1 of 3) 10.0 points A block is at rest on the incline shown in the ﬁgure. The coeﬃcients of static and kinetic friction are µs = 0.62 and µk = 0.53, respectively. The acceleration of gravity is 9.8 m/s2 . 36 kg µ 29◦ What is the

asked by amayah on October 18, 2017
47. ## *****Help Statistic

Imagine taking a 10-question true or false exam. You randomly guess at each question. Don't do any calculations, just tell me your first impressions a). Is this a binomial setting? b) How many question do you think you would get correct? c). How surprised

asked by Helen on March 26, 2014
48. ## Calculus

Scorpion Gulch and Western Railway are preparing to build a new line through Rolling Mountains. They have hired you to do some calculations for tunnels and bridges needed on the line. You set up a Cartesian coordinate system with its origin at the entrance

asked by Nick on September 23, 2014
49. ## calculus

Question: "Plutonium isotope Pu-239 has a half-life of 24,100 years. Suppose that 10 grams of Pu-239 was released in the Chernobyl nuclear accident. How long will it take for the 10 grams to decay to 1 gram?" I know that I am suppose to use y= ye^kt , to

asked by zak on February 27, 2009
50. ## physics

Need help with short projectile motion question a ball is thrown up off the roof of a school at an angle of 55 degrees from the horizontal and at a velocity of 25m/s. how long before it hits the ground if it land 95meters from the base of the building? at

asked by jake on March 18, 2010
51. ## physics

hey i attempted this question but i don't know if its right. can some one check for me and correct it? If an antelope accelerates from rest in a straight line with a constant acceleration of 1.71 m/s2 how long in seconds does it take the antelope to reach

asked by ron on September 21, 2009
52. ## College Physics

Answer the following questions for a mass that is hanging on a spring and oscillating up and down with simple harmonic motion. Note: the oscillation is small enough that the spring stays stretched beyond its rest length the entire time. Options for each

asked by Jerry on February 19, 2012
53. ## physics

A box of mass 1.95 kg slides down a frictionless ramp inclined at an angle θ= 42.9 ° at constant speed. The force exerted on the box by the ramp is how many Newtons?

asked by Amy on September 22, 2012
54. ## physics

a 65kg oak trunk is placed on a board, inclined at an angle of 30 with the horizontal. What is the weight? The Normal Force of the trunk? The Applied force down the ramp?

asked by Liam on November 18, 2012
55. ## calculus

a box with mass 34.1 is held stationary on a rmap inclined at an angle of x degree by a force of 100 N at an angle of 30 degree to the plane. Find x.

asked by Jessie on March 1, 2012
56. ## material science

What is the ratio of the maximum axial stress to the maximum bending stress in the inclined cell walls of hexagon honeycombs in terms of t,h ,l, and theta?

asked by lorenzo on February 19, 2017
57. ## Physics

a child slides down a slide with 26 degrees inclined and at the bottom her speed is 1/4 of what it would have been frictionless. Calculate the coefficient of kinetic fiction between the slide and the child?

asked by Anonymous on September 25, 2014
58. ## Math

A box weighing 700 pounds is on a ramp inclined at 15 degrees with the horizontal. Find the force necessary to prevent the box from sliding down the ramp.

asked by Jacob on April 21, 2017
59. ## physics

a playground slide is a place inclined at 48 to the horizontal. a child of mass 25 kg slides down the slide for 4m. calculate the potential energy lost by the child

asked by blah on November 30, 2012
60. ## Physics

A 23 kg child goes down a straight slide inclined 38 degrees above horizontal. The child is acted on by his weight, the normal force from the slide, and kinetic friction.

asked by Leanna on March 3, 2013
61. ## solid mechanics

A body is subjected to two normal strains of magnitude Ex=0.001 & Ey=0.002. Determine the normal and shearing strains on a plane inclined to 30° with the Ex strain

asked by raju on August 31, 2016
62. ## PHYSICS

A box of mass m=20kg is to be pushed up the inclined plane by a horizontal force F at constant speed. of μk= 0.2, find the work done on the box by the force F?

asked by Francis Valois on February 16, 2016
63. ## Physics :(

Bobby​ ​is​ ​pushing​ ​a​ ​20kg​ ​box​ ​up​ ​a​ ​plane​ ​inclined​ ​at​ ​27​ ​degrees​ ​above​ ​the​ ​horizon b.​ ​find​ ​the​ ​force​ ​bobby​ ​needs​ ​to push​

asked by Anonymous on October 27, 2017
64. ## Physics

A hill that has a 31.4 % grade is one that rises 31.4 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

asked by Alex on August 27, 2012
65. ## Math(solid mensuration)

The lateral edges of edge 8m of an oblique square prism is inclined at an angle of 30 degrees with the altitude. What is the altitude of the prism?...

asked by Drew on May 1, 2016
66. ## Physics

A hill that has a 31.4 % grade is one that rises 31.4 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

asked by Alex on August 27, 2012
67. ## physics l

A hill that has a 15 % grade is one that rises 15.0 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

asked by paul on September 20, 2013
68. ## math

a man climbing a ladder which is inclined to the wall at an angle of 30 degree. if he ascend at the rate of 2m/s then he approach the wall at the rate of

asked by suman on August 29, 2014
69. ## trig

a 725 pound trailer is sitting on a ramp inclined at 36 degrees. how much force is required to keep the trailer from rolling down the ramp??

asked by Anonymous on April 17, 2014
70. ## Straight Lines

The axes being inclined at an angle of 30°, find the equation to the straight line which passes through the point(-2,3) and is perpendicular to the straight line y + 3x = 6

asked by Kewal on January 22, 2012
71. ## physics

A hill that has a 17.5% grade is one that rises 17.5 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

asked by Taylor on August 16, 2011
72. ## physics

hill that has a 37.7 % grade is one that rises 37.7 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

asked by natalie on August 22, 2014
73. ## English

1. In formal writing, abbreviations ________. A. can be used sparingly B. should never be used C. can be used depending on the instructor's preference D. can be used depending on the discipline 2. A paragraph contrasting two teachers in which the first

asked by Jay on April 2, 2015

A mass of 6 kg is tied to a 2 meter long rope and is swung in a vertical circle. At the bottom of the circle, the mass is moving at a speed of 16 m/s. What is the tension, in Newtons, in the rope after the mass has traveled to a point exactly halfway

asked by Amanda on October 27, 2011
75. ## geography

who is the top carpret seller in the usa and who is the top furniture seller in the usa

asked by Anonymous on January 14, 2009
76. ## Maths : circular motion

1. A 3 metre piece of string is threaded through a hole in the table. If equal portions of the string are above and below the table, and the top mass of 2kg rotates at 1rev/sec , how fast does the bottom mass of 1kg rotate? (in rev/sec) 2. If, in the above

asked by Candice on October 28, 2011
77. ## chemsitry

home / study / questions and answers / science / chemistry / make sure to answer both parts: 1)balance the following ... Your question has been posted. We'll notify you when a Chegg Expert has answered. Post another question. . Question Edit question make

asked by marcus on September 29, 2015
78. ## Physics

The New England Merchants Bank Building in Boston is 152 high. On windy days it sways with a frequency of 0.12 , and the acceleration of the top of the building can reach 2.5 of the free-fall acceleration, enough to cause discomfort for occupants. What is

asked by Amy on January 8, 2013
79. ## Physics

The New England Merchants Bank Building in Boston is 152 high. On windy days it sways with a frequency of 0.12 , and the acceleration of the top of the building can reach 2.5 of the free-fall acceleration, enough to cause discomfort for occupants. What is

asked by James on January 9, 2013
80. ## physics

please tell me if these are correct A track star in the long jump goes into the jump at 12 m/s and launches herself at 20.0 deg above the horizontal. What is the magnitude of her horizontal displacement? (Assume no air resistance and that Ay= -g = -9.81

asked by y912f on February 15, 2009
81. ## english

what is an interjection? Try www.dictionary.com what key would you use forlesson7-1 homework helper online I wish someone would answer my question the telling me to look it up!!!!!!!!!!! what question????????????????????? what question?????????????????????

asked by julie on September 8, 2006
82. ## literature

i have to write some paragraphs about comparing the details of the actual Salem witchcraft trials with details presented in the Crucible. i found information in my book and on a couple of sites. but i just need help formulating a question that will guide

asked by y912f on January 10, 2009
83. ## Chemistry

What is traveling faster, an x-ray wave or a radio wave? The question is so general, so how am I suppose to figure it out without any additional information? That is question #7 on our worksheet. Question #4 says how many times more energy is there in one

asked by Dave on September 28, 2017
84. ## Early Child Ed.

Would you please check these questions and my answers ? 1. Readiness skills: A. only involve reading B. involve reading and math C. begin in first grade D. include social,language,motor and cognitive skills. 2. Which one of the following will probably NOT

asked by Tamera on July 28, 2007
85. ## calculas

can anyone help me with this question? A baseball diamond is a square whose sides are 90 ft long. Suppose that a player running from second base to third base has a speed of 30 ft/sec at the instant when he is 20 ft from the third base. At what rate is the

asked by javeria on May 8, 2016
86. ## math/fractions

Ok one more question. I had this problem: Kristi jogged for 3/5 of an hour, swam for 1/2 of an hour, and rode her bicycle for 3/4 of an hour. How long did she exercise? I took it to mean you had to add all the fractions together. So I found the lcd of all

asked by Mary on June 11, 2008
87. ## college essay first question

this is the question about taking advantage of educacation. now this paragraph sounds so simple. can you give me examples on how to improve it. and in the bracket, how can i write that in a better way. it sounds confusing As a high school student for three

asked by Anonymous on October 26, 2006
88. ## math algebra

Can someone help me with this question? A can in the shape of a right circular cylinder is required to have a volume of 1,000 cubic centimeters. The top and bottom are made up of a material that costs 10¢ per square centimeter, while the sides are made of

asked by Jacob on February 23, 2016
89. ## trigo--help!

how do i do this question? a ladder length 13m rests against a vertical wall with its foot on a horizontal floor at a distance of 5m from the wall. when the top of the ladder slips down a distance of x, the foot of the ladder moves out x. find the distance

asked by holly on March 12, 2007
90. ## Math

A weight of 150 lbs is placed on a smooth plane inclined at an angle of 24° with the horizontal. What is the required force needed to prevent the weight from sliding down the plane?

asked by Alexa on July 30, 2015
91. ## physics

a body of massb20kg slides down a plane inclined at 30degree to the horizontal if a constant resting force of 40N act on the body it acceleration down the plane is what?

asked by favour on November 25, 2016
92. ## Physics

A car of mass 1060 kg is on an icy driveway inclined at an angle of 39◦ . The acceleration of gravity is 9.8 m/s 2 . θ If the incline is frictionless, what is the acceleration of the car? Answer in units of m/s 2

asked by P on November 19, 2014
93. ## Physics

A disconcerted dog of a mass 7.80 kg is sliding down a frictionless plank which is inclined at an angle of 48.0 degrees to the horizontal. Calculate the force which accelerates the dog down the plank.

asked by Sandra on October 1, 2010
94. ## physics

Think of a projectile motion on an inclined table with the inclination angle α=6.The elevation angle is θ=30 and V0 is 40 cm/s. What is the percentage error (approximately) in hmax if the measured value of hmax is 5 cm? (sin6=0.1, g=10 m/s2)

asked by anonymous on December 21, 2012
95. ## physics

a handbag weighing 162N is carried by the students each holding the handle of the bag next to him. If each handle is inclined at 60° to the vertical, find the force on each students arm

asked by jay on March 26, 2016
96. ## physics

an object of mass m = 2,113 g held by a massless string on a frictionless inclined surface. What is the magnitude of the force that the surface exerts on the object if θ = 52 degrees ?

asked by Lavender on September 26, 2009
97. ## calculus

1) Integrate (e^x+x)^2(e^x+1) dx 2) Integrate xe^x2 dx Let u=(e^x+x) du=(e^x +1) dx I will be happy to critique your work or thinking. You are posting work for me to do, and I am not inclined to do that, it will not help you for me to do it. I think I gave

asked by Febby on April 13, 2007
98. ## garyson

A person rides up a lift to a mountaintop, but the persons ears fail to pop –that is, the pressure of the inner ear does not equalize with the outside atmosphere. The radius of each ear drum is 0.40×10ˆ-2m. The pressure of the atmosphere drops from

asked by jhon on December 24, 2011
99. ## physics

A rock climber stands on top of a 56m -high cliff overhanging a pool of water. He throws two stones vertically downward 1.0s apart and observes that they cause a single splash. The initial speed of the first stone was 2.5(m/s) How long after the release of

asked by Nicole on October 3, 2012
100. ## physics

A puck is released on an air table inclined by 0.1rd with respect to horizontal. By applying the principle of conservation of the mechanical energy of the system ,calculate the velocity of the puck after 40 cm journey along a line of greatest slope.

asked by angy on September 19, 2016