# 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 77-
## English shifting and mixed sentences

Question 11 Which sentence contains a shift in subject and voice? We drove around the block in Billy's car for a few minutes, and then we discover the flat tire. Everyone should report to your building by 7:00 a.m. Each visitor to the museum should pick up

*asked by christopher on April 25, 2010* -
## PHYSICS

a 50kg boy suspends himself from a point on a rope tied horizontally between two vertical poles. the two segments of the rope are then inclined at angles 30 degrees and 60 degrees respectively to the horizontal. the tensions in the segments of the rope is

*asked by ESSIEN UBONG on March 16, 2015* -
## phy

A 50kg boy suspends himself from a point on a rope tied horizontally between two vertical poles. The two segments of the rope are then inclined at angles 30 degrees and 60 degrees respectively to the horizontal.The tensions in the segments of the rope in

*asked by samson on August 13, 2014* -
## Physics

What force would you have to exert on a 324 N trunk up a 19 degree inclined plane so that it would slide down the plane with a constant velocity? What would be the direction of the force? The coefficient of friction between the plane and the trunk is .322.

*asked by Anonymous on October 5, 2007* -
## physics

A 5.21 box sits on a ramp that is inclined at 37.8 above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.29. What horizontal force is required to move the box up the incline with a constant acceleration of 4.00 ?

*asked by dan on September 13, 2012* -
## physics

A 5.84 box sits on a ramp that is inclined at 35.2 above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.27. What horizontal force is required to move the box up the incline with a constant acceleration of 4.30 ?

*asked by carol on October 11, 2012* -
## physics

it takes 100 N to pull and object up an inclined plane. the gravitional force on the object is 600 N what is the load force in this case? what is the effort force in this case? what is the mechanical advantage?

*asked by mdm on November 11, 2011* -
## Physics

A 6.08 kg box sits on a ramp that is inclined at 37.4 ∘ above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.30. What horizontal force is required to move the box up the incline with a constant acceleration of 4.30

*asked by Nicholas on September 23, 2015* -
## pre-calc

y=10(0.5)^(t/19.74) My question: is this a horizontal stretch by a factor of 19.74? y=10(0.5)^(8t) My question: is this a horizontal compression by a factor of 1/8? y=10(0.5)^x + 1 My question: is this a vertical translation of up 1 unit? y=10(0.5)^(x-1)

*asked by Jus on May 19, 2009* -
## algebra

need to solve this. The function H described by H(x)=2.75x+71.48 can be used to perdict the hieght, in centimeters, of a woman whose humerus is x cm long. Perdict the hieght of a woman whose humerus is 37cm long. 37cm long is ____ cm.

*asked by Kim on November 3, 2008* -
## PHYSICS HELP

A box rests on a plank that is inclined to the horizontal. As the angle between the plank and the horizontal increases, does the component of the weight of the box parallel to the plank increase, decrease, or remain the same? Explain your answer. see the

*asked by Suzanne on October 17, 2006* -
## physics

A 50kg boy suspends himself from a point on a rope tied horizontally between two vertical poles. The two segments of the rope are then inclined at angles 30 degrees and 60 degrees respectively to the horizontal.The tensions in the segments of the rope in

*asked by lawrence on October 7, 2011* -
## Physics

1. A car decelerates at -3.8 without skidding when coming to rest on a level road. What would be its deceleration if the road is inclined at 9.3° and the car moves uphill? (Asume the same static friction coefficient and the car is on the verge of

*asked by Laurie on March 26, 2014* -
## thermochemistry

what is the mass of a lead block that if heated to 100.0 dgrs C and placed in a container with 50.0g of ice at 0.00dgrs C produces a final water sample of 15.0dgrs C? Sh of Pb= 0.128J/g dgrsC step by step solution and answer q1 for Pb block = mass x sp.h.

*asked by crystine cole on April 12, 2007* -
## maths

a rectangular room is 1nd 12m wide.a varanda is 2m long and 8m long andis all around it. find the cost of construction of varanda attherate of rupees 800 per miter squre

*asked by jennie cribzon on May 22, 2012* -
## Precalc

Hello, good afternoon. I need help with my precalc hw. we are learning about finding zeros I don't which method I should use for this problem: if i is a zero of x^3+3x^2+ix+(4+i) what do i do? synthetic divison? or long division? when i did long division i

*asked by Samya on October 14, 2008* -
## Physic

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

*asked by Panda on May 7, 2007* -
## Pre-calculus

A surveyor standing 62 meters from the base of a building measures the angle to the top of the building and finds it to be 38°. The surveyor then measures the angle to the top of the radio tower on the building and finds that it is 45°. How tall is the

*asked by Fred on October 29, 2015* -
## math

the angle of elevation from point on the ground to the top of a pyramid is 20 degrees 20 degrees the angle elevation from a point 189 feet farther back to the top of the pyramid is 10 degrees 20 degrees. find the height of the pyramid

*asked by Anonymous on April 6, 2013* -
## math

the angle of elevation from point on the ground to the top of a pyramid is 20 degrees 20 degrees the angle elevation from a point 189 feet farther back to the top of the pyramid is 10 degrees 20 degrees. find the height of the pyramid

*asked by Anonymous on April 6, 2013* -
## English

Base all answers on this passage They Flee from Me --Sir Thomas Wyatt They flee from me, that sometime did me seek With naked foot stalking in my chamber. I have seen them gentle, tame, and meek That are now wild, and do not remember That sometime they put

*asked by Anonymous on November 11, 2011* -
## statistics

Richard has been given a 5-question multiple-choice quiz in his history class. Each question has three answers, of which only one is correct. Since Richard has not attended the class recently, he doesn't know any of the answers. The success occurs if

*asked by Anonymous on November 9, 2010* -
## Algebra 2

Hey, I don't understand this question I have honestly done this question about a good 3 times but never seemed to get the right answer. Please Help!!! Solve each equation by factoring. Check your answers. 7x^2=21x

*asked by Taylor on November 13, 2014* -
## spanish

I have another question on the spanish crossword puzzle. the question is: La madre siempre va a la ____ cuando compra zapatos para sus hijos. What does this mean? I can't figure it out. Please help me.

*asked by pinkpolkadots7 on October 15, 2007* -
## Elementary Math

This is going to seem like a simple question but how do i solve this without dividing.. 5th grade math mom Question: Lester's car can go 15.4 miles on 1 gallon of gas. How far can he go on 0.7 gallons? Thanks

*asked by Sara on January 3, 2014* -
## Language Arts

The football team cannot play ____ best when it is so hot. A. its ** B. our C. their D. you're I had this question in a language arts meeting with my teacher but I forgot the answer. I know that she talked about it being a trick question though so I'm not

*asked by Mark on December 12, 2017* -
## Chemistry

The question I am having trouble with is: Scientists originally were uncertain whether the oxygen gas produced during photosynthesis came from CO2, H2O, or from both. How could radioisotope tracers be used to settle that question?

*asked by Madison on April 15, 2013* -
## Mathematics

9A. Solve the inequality.Show all steps.15 > 7 - t/3 9B. Check your work. Hi. I'm not trying to cheat. I don't understand the equation. If you see another question by me with the same question, I'm sorry. I had hit submit and it wasn't there. Sorry.

*asked by Invisible on November 4, 2016* -
## English

I am trying to understand my essay question, but need help putting it in simpler terms. Question: How does Selvadurai’s text encourage a critique of normative ideas about gender and/or sexuality?

*asked by Selena on November 14, 2011* -
## English literarure(a streetcar named desire)

infact my problem is that i dnt know how to start answering this empathy question.Can you please help me??th question is thet; Imagine you are stanley.write your opinion about Blanche (scene 1).please help me.

*asked by pallaa on January 27, 2008* -
## english

k so the question the world renowed question!! which was born first the chicken or the egg? my teacher wants me to write a supportive paragraph on which one i think/ and i MUST HAVE ATLEAST 4 REASONS TO PROVE MY ANSWER.

*asked by thnker on April 14, 2009* -
## Physics

Given: A flat dance floor of dimensions lx = 24 m by ly =23m and has a mass of M = 1200 kg. Use the bottom left corner of the dance floor as the origin. Three dance couples, each of mass m = 110 kg start in the top left, top right, and bottom left corners.

*asked by Kaylee on July 2, 2014* -
## Physics

Given: A flat dance floor of dimensions lx = 24 m by ly =23m and has a mass of M = 1200 kg. Use the bottom left corner of the dance floor as the origin. Three dance couples, each of mass m = 110 kg start in the top left, top right, and bottom left corners.

*asked by Kaylee on July 2, 2014* -
## physics

An 95.0-N crate of apples sits at rest on a ramp that runs from the ground to the bed of a truck. The ramp is inclined at 29.0° to the ground. (a) What is the normal force exerted on the crate by the ramp?

*asked by gangam style on February 3, 2013* -
## Physics

The switch in the circuit below has been open for a long, long time, R1=8.0 Ohm, R2=5.0 Ohm, L=0.03 H, V=1 V. The internal resistance of the battery is negligibly small. Determine the currents I1,I2,I3 (in Ampere) in the resistors and in the self-inductor

*asked by s on April 26, 2013* -
## biology

A rock covered with green spots is placed on a screen in a test tube above some bromothymol blue solution; after several hours, the solution remains blue. What can you conclude form this experiment? AFter doing research, I found out that bromothymol

*asked by Anonymous on October 16, 2009* -
## Statistics

Sarah took a Statistics midterm which consisted of 13 multiple choice questions. Each question had 6 possible response options. Sarah answered 8 of the 13 questions correctly. Assume that Sarah had the same probability of getting each question correct.

*asked by Eric on February 19, 2011* -
## Calculus help

You are going to make many cylindrical cans. The cans will hold different volumes. But you'd like them all to be such that the amount of sheet metal used for the cans is as small as possible, subject to the can holding the specific volume. How do you

*asked by Katie on March 21, 2017* -
## PHYSICS

A dock worker is loading a 25 kg solid cylindrical barrel to a ship by rolling it up a 9 meter long and 1.5 meter high ramp. At the top of the ramp the dock worker stop to go around the barrel but he loses the grip and the barrel starts to roll down the

*asked by S on April 8, 2015* -
## Grammar

run-on sentence is: A) Always very, very long. B) Any sentence which is very long and incorrectly punctuated. C) Two complete sentences joined by a comma rather than a semicolon, conjunction, or period. D) Two complete sentences joined by a semicolon. my

*asked by Marie on December 12, 2012* -
## English

Question 9 How is an amount indicated for a noncount noun? add an -es to the noun include a noncount noun first add an -s to the noun include a count noun first Question 10 Count nouns are usually what type of words? wrong specific limitless abstract

*asked by christopher on April 26, 2010* -
## Physics

In a water park, people walk a distance of 20 meters up an inclined ramp before getting on a water slide. If the spot from where they start sliding down is located 7 meters above the water’s surface, calculate the angle of the ramp with the horizontal

*asked by Adrian Watkins on March 21, 2016* -
## Physics

In a water park, people walk a distance of 20 meters up an inclined ramp before getting on a water slide. If the spot from where they start sliding down is located 7 meters above the water’s surface, calculate the angle of the ramp with the horizontal.

*asked by Lauren01 on February 22, 2012* -
## Physics

An object begins at rest on a frictionless inclined plane at a linear distance of 2.0m from the base of the incline. If the incline makes an angle of 20 degrees with the horizontal, determine the time it will take for the object to reach the base of the

*asked by Tim on February 11, 2014* -
## Math

Jake is planning to fence his garden. His garden is 10 feet long and 5 feet wide. What is the amount of area Jake wants to fence? Is this a perimeter or area question? That's all I need.

*asked by Catherine on September 19, 2011* -
## Math

The family room in your house is 6 1/2 yards long and 5 3/4 yards wide. What is the area of your family room? My answer: 6 1/2 x 5 3/4= 13/2 x 23/4=299/8 299/8=37.5 37.5 what? I am not sure how to entirely answer the question. Can you tell me if I did this

*asked by Matt-Please Help on September 20, 2016* -
## University math grade 11 Trig

A very tall light standard is swaying in an east-west direction in a strong wind. An observer notes that the time difference between the vertical position and the furthest point of sway was 2 seconds. The pole is 40 metres tall. At the furthest point of

*asked by Liza on June 21, 2009* -
## math

how to find the reciprocal?? you flip the reciprocal example (4 over 5 the reciprocal will be 5 over 4. If it is a fraction, switch the numerator with the deniminator. Example: reciprocal of 2/7 = 7/2 = 3 1/2 If it is a mixed number, write it as a fraction

*asked by honey dip on November 23, 2006* -
## Math

A couple of people have asked this question before, but I still do not understand. Highest/Lowest elevation for Long Beach = 360 feet and -7 feet Highest/Lowest elevation for New Orleans = 25 feet and -8 feet One of the cities has an average elevation of

*asked by StephAA on November 7, 2016* -
## Algebra

I can't figure this out.. A physics student stands at the top of hill that has an elevation of 37 meters. He throws a rock and it goes up into the air and then falls back past him and lands on the ground below. The path of the rock can be modeled by the

*asked by Sandra on April 4, 2014* -
## Physics

I'm having trouble where to start with this question.. Any help would be helpful. A projectile is fired with an initial speed of 75.2 m/s at an angle of 34.5° above the horizontal on a long flat firing range. Determine (a) the maximum height reached by

*asked by LINA on January 19, 2016* -
## math

i'm working on this question and honestly I have tries but I don't understanding anything about the question, can someone please HELP me? I have been posted this question and hoping for someone can help me please! For the following scenario, develop an

*asked by tj on March 5, 2015* -
## algebra

One more triangle question,please. In this triangle,the short leg is x and the longer leg is 1/2x + 11. If the hypotenuse is 2x + 1, what are the lengths of each side of this right triangle? Please show all calculations. Short leg = ______ Long leg =

*asked by Anneliese on January 23, 2017* -
## Regent (Math)

I know i am not suppose to ask this kind of question but I thought the teachers here can help me. The question is : Retaking the regent: Good or bad thing? I live under the NYCDOE. I am retaking a regent back. However, the question is that if i take regent

*asked by R on July 28, 2009* -
## Geometry

M and N are the midpoints of PR(which has a line over PR) and QR(which has a line over QR)respectively. Using graph paper, repeat this process from the last problem using different coordinates for P, Q, and R. How do these lengths MN and PQ compare now?

*asked by Hunter Spence on July 27, 2011* -
## Physics

A crane is holding a bloc of metal of 10 000kg. If the crane's arm weights 1000kg and is 10,0m long, what is the tension in cable a and how big is the force exerted on the pivot of the cranes arm. the cable passes through the top of the cranes arm and then

*asked by Raf on February 21, 2012* -
## Physics

A crane is holding a bloc of metal of 10 000kg. If the crane's arm weights 1000kg and is 10,0m long, what is the tension in cable a and how big is the force exerted on the pivot of the cranes arm. the cable passes through the top of the cranes arm and then

*asked by Raf on February 21, 2012* -
## physics

A tiny ball of mass 0.60g is suspended from a rigid support with a piece of thread in a horizontal field of intensity 700N/C.The ball is in equilbrum when the thread is inclined at an angle of 20^(0) to the vertical.What are the magnitude and sign of the

*asked by bless on August 28, 2013* -
## science

The speed of light in a prticular ype of glass is 1.68x10^8 m/s. What is the index of refraction of the glass? I don't understand if how to solve this problem. Do you put an index of refraction of glass that you know or are you solveing for glass that you

*asked by Zuri on November 27, 2006* -
## physics

A spring with a spring-constant 2.2 N/cm is compressed 28 cm and released. The 5 kg mass skids down the frictional incline of height 31 cm and inclined at a 18◦ angle. The acceleration of gravity is 9.8 m/s2 . The path is frictionless except for a

*asked by melissa on June 12, 2012* -
## physics

A spring with a spring-constant 2.2 N/cm is compressed 28 cm and released. The 5 kg mass skids down the frictional incline of height 31 cm and inclined at a 18◦ angle. The acceleration of gravity is 9.8 m/s2 . The path is frictionless except for a

*asked by melissa on June 12, 2012* -
## Physics

A 1.20kg ball is rolled down a frictionless ramp whose top is 0.80m above a horizontal spring with ks = 800N/m. The ball reaches the horizontal just in front of the spring. a.) What is the kinetic energy of the ball just before it contacts the spring? b.)

*asked by Lauren on July 18, 2012* -
## American History

I was given a cartoon but I cannot find it online to show you. Its a picture of the white house with a tape recorder on top. Its related to the Watergate Scandal. It asks how has the White House been modified in the picture, and what does that modification

*asked by Cherrybombx0 on September 3, 2014* -
## Trigonometry

If someone could tell me if this is correct, it would really help me out. Problem: A statue 20 feet high stands on top of a base. From a point in front of the statue, the angle of elevation to the top of the statue is 48 degrees, and the angle of elevation

*asked by Lee on December 10, 2009* -
## Fluid Mechanics

a masonry dam 7m high has a top width of 1.5 metres and bottom width of 5 metres.maximum water level in the dam is 1m below the top of the dam. determine the maximum and minimum pressure intensities at the base when the dam is full. take weight of water as

*asked by Okolo Daniel on May 9, 2011* -
## physics

Container A is sealed (not open to the atmosphere) filled with water with an unlimited width and depth. Container A consists of Section 1 and 2. The upper part of Container A, Section 1 has 5 feet of air at 21.83 psi Tube B is 80 feet long and full of air

*asked by Anonymous on August 18, 2011* -
## Calculus

Here is my problem that I am trying to work on: A rock is dropped from the top of a 300-ft cliff. It's velocity at time t seconds is v(t0= -32 t feet per second. a.) Find the height of the rock above the ground at time t. b.) How long will the rock take to

*asked by Caitlin on May 12, 2009* -
## math

Mia is stacking copies of a new book in a square-pyramid display by the front window of her bookstore. for each consecutive layer, she places one book where four meet. A. I the bottom row of the display has 144 books and there is one book on the top,

*asked by Vivian on March 14, 2012* -
## Physics

A roller coaster car of mass 1000kg is riding along a track from point A to point C. (point A is 75m high, B is 50m high and C is 100m high, so that there are a total of three hills.) the final velocity at point C is 10m/s a) Assume no friction what is the

*asked by Tammy on November 15, 2007* -
## math

if someone could please help that would be muchly appreciated. A group of mountain climbers are using trigonometry to find the height of a mountain located in the rockies. From point A, which is due west of the mountain, the angle of elevation to the top

*asked by deborah on April 3, 2010* -
## Microeconomics - monopoly vs perfect competition

This is a good and fun question that I am still scratching my head oever. We know monopoly's profit maximisation is MC=MR. We also know that perfect competition's profit maximising criteria is such that P=MC. Just what exactly does this mean? I know for

*asked by Sir Donsball on November 7, 2006* -
## math

If x=9in, y=18in and the area of the brown frame is 92sq in, what is the area of the inner red box? help!! I don't think you have provided enough information and/or the question isn't clear. Do you have a diagram that goes along with the question? What is

*asked by jen on November 15, 2006* -
## physics

A skateboarder, starting from rest, rolls down a 13.4-m ramp. When she arrives at the bottom of the ramp her speed is 6.14 m/s. (a) Determine the magnitude of her acceleration, assumed to be constant. (b) If the ramp is inclined at 32.6 ° with respect to

*asked by louis aaaa on June 23, 2013* -
## physics

In a circus performance, a large 5.0 kg hoop of radius 3.0 m rolls without slipping. If the hoop is given an angular speed of 3.0 rad/s while rolling on the horizontal and allowed to roll up a ramp inclined at 10° with the horizontal, how far (measured

*asked by jojo on April 3, 2016* -
## physics

A 5.84kg box sits on a ramp that is inclined at 35.2degrees above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.27. What horizontal force is required to move the box up the incline with a constant acceleration of

*asked by helpless on October 12, 2012* -
## university of png

A car decelerates at -3.8m/second square without skidding when coming to a rest on a level road.what would its deceleration be if the road is inclined at 9.3degrees and the car moves uphill?(assume the same static friction coefficient and the car is on the

*asked by philando on March 24, 2014* -
## physics

A skateboarder, starting from rest, rolls down a 13.9-m ramp. When she arrives at the bottom of the ramp her speed is 6.06 m/s. (a) Determine the magnitude of her acceleration, assumed to be constant. (b) If the ramp is inclined at 33.2 ° with respect to

*asked by bob on September 14, 2011* -
## Physics

So in an experiment with an inclined air track (with air blower - like ramp of air hockey) and glider, why does the velocity decrease with time? I know that acceleration remains constant because og gravity, but why does velocity decrease? shouldn't it

*asked by Nikita on October 27, 2009* -
## physical science

it takes 100n to pull an object up an inclined plane. the gravitational force on object is 600n whats load force whats effort force

*asked by Anonymous on May 9, 2017* -
## physics-energy

HI well i have two questions 1) a 2.0-m-long pendulum is released from rest when the support string is at an angle of 25 with the vertical. what is the speed of the bob at the bottom of the swing? 2)A 2.0*10^3-kg car starts from rest at the top of a

*asked by becky on November 28, 2006* -
## Physics(2)

A crane is holding a bloc of metal of 10 000kg. If the crane's arm weights 1000kg and is 10,0m long, what is the tension in cable a and how big is the force exerted on the pivot of the cranes arm. the cable passes through the top of the cranes arm and then

*asked by Raf on February 22, 2012* -
## PHYS101

oil is added to the right hand arm of a U-tube containing water.The oil floats above the water to a height of h=10cm.The top of the oil+water column is a height d=2cm above the top of the water column in the other arm .Calculate the oil density?

*asked by KABELO on April 19, 2010* -
## Trig

A ship is headed directly toward a coastline formed by a vertical cliff (segment BC) that is 80 meters high. At point A, from the ship, the measure of the angle of elevation to the top of the cliff (B) is 10°. A few minutes later, at point D, the measure

*asked by Amanda on April 13, 2010* -
## physics

Two books are stacked on top of each other. Book 1 is on top of Book 2. Book 1 has a string attached to it. The string is connected to the wall. The wall is to the left of the stacked Books. Book 2 is pulled to the right with a force F big enough to move

*asked by Riley on June 4, 2017* -
## Math

Brianna deposits $150 at the end of each quarter into an account that pays 8% compounded quarterly for 9 months. calculate the amount in the account at the end of the period. I did this .. 150[(1 + .08)^9x3 – 1] 3 divide the top half by .08/3 =

*asked by jennifer on May 1, 2016* -
## Calculus

After Lee gives his little sister Kara a big push on a swing, her horizontal position as a function of time is given by the equation x(t)= 3cost(e^-0.05t), where x(t) is her horizontal displacement, in metres, from the lowest point of her swing, as a

*asked by Danielle on April 21, 2010* -
## Physics

A hemisphere of radius r is placed on a horizontal plane and a small mass of "m" is placed on the top of the hemisphere. Find the height from the ground to the mass m,at the moment it loses it's contact with the hemisphere.And the contact is frictionless.

*asked by Shenaya on July 11, 2017* -
## physics

2. Rod A, which is 30 cm long, expands by 0.045 cm when heated from 0°C to 100°C. Rod B, also 30 cm long expands by 0.075 cm for the same change in temperature. A third Rod C, also 30 cm long is made up of the materials of rod A and B, connected end to

*asked by Anonymous on February 13, 2012* -
## Pre-Cal

If the interest on a long-term Canadian(3/8%) investment is compounded continuously, how long will it take the value of an investment to triple? (Give the answer correct to two decimal places.) Got 19 years--its wrong, can't find reason. Thanks.

*asked by Nick on February 29, 2012* -
## math

The long-distance plan for an in-home phone costs 303.23 per month plus 2.18 per min for long-distance calls both within your state or between states, with no limit to the number of minutes of call time.

*asked by Charity on September 10, 2014* -
## Calculus 1

Related Rates: The minute hand on a watch is 9 mm long and the hour hand is 6 mm long. How fast is the distance between the tips of the hands changing at one o'clock? (Round your answer to one decimal place.)

*asked by TayB on October 8, 2015* -
## math

a model of a solid structure in the shape of frustum of a cone with hemispherical top. The diameter of the hemispherical part is 70 cm and is equal to the diameter of the top of the frustum. The frustum has a base diameter of 28 cm and slant height of 60

*asked by kudu on March 13, 2015* -
## Physics

Water flows through a garden hose that goes up a step 20.0 cm high. The cross sectional area of the hose on top of the step is half that at the bottom of the step. If the water pressure is 143 kPa at the bottom of the step, and the speed of the water at

*asked by Micah on December 2, 2016* -
## physics

A horizontal spring attached to a wall has a force constant of 800 N/m. A block of mass 1.10 kg is attached to the spring and oscillates freely on a horizontal, frictionless surface as in the figure below. The initial goal of this problem is to find the

*asked by Anonymous on September 27, 2011* -
## Economics

The chapter is on Production and costs in thelong run, we are given a long run expansion path graph, all through out the book we are given labor cost and capital cost, ie. price of labor $5 dollars per unit(w), price of capital $10 per unit (r). Then I get

*asked by Ed on July 4, 2007* -
## Physics

Can someone help me with this problem? It requires a lot of visualizing and I've never been great at problems like that. A pair of blocks of mass m1 =29.0 kg, and m2 =58.0 kg, are being pushed on a horizontal surface by a constant forces of magnitude

*asked by James on February 28, 2015* -
## Math

Thank you for the answer now I understand. For the next question I made a mistake this is the question elli has two 8 and 1/2 pound bags of mints. She plans to put 1/12 pound at each place setting. Will she have enough mints? She has 256 guests I think

*asked by Matthew on December 11, 2013* -
## Econ 202

QUESTION 2 Recall that an economic depression can occur due to an excess demand for money, which is identified also by an excess supply of goods. This can occur when: The quantity of money increases The quantity of money decreases The velocity of money

*asked by shamsa adow on November 9, 2017* -
## Trigo

A flagpole 12.5m high stands at the top of a bldg. From a pt. P on the street the angle of elevation of the top of the pole is 54 degrees and the angle of elevation of the foot of the pole is 46 degrees. How high is the bldg.?

*asked by Why? on January 31, 2015* -
## Maths

From a point A, level with the foot of a hill, the angle of elevation of the top of the hill is 16. From a point B, 950 m clearer the foot of the hill, the angle of elevation of the top is 35. Determine the height of the hill.

*asked by Atheer on November 6, 2016*