Friday

July 29, 2016
**Physics**

Find the current in the 10.0-Ù resistor in the drawing (V1 = 23.0 V and R1 = 21.0 Ù). A
*Sunday, February 24, 2013 by Anonymous*

**math**

I dontunderstand this question can you please help me. "Explain why 3 separate lines can all be parallel to each other,but 3 separate lines cannot all be perpendicular to each other. Use a drawing to show your answer."
*Sunday, February 24, 2013 by nicole 4th grade*

**Physics**

In the drawing below, R1 has a resistance of 6.2 Ù and R2 has a resistance of 2.6-Ù. Determine the current (magnitude and direction) in the 6.2 and 2.6-Ù resistors in the drawing.
*Sunday, February 24, 2013 by Don*

**Math**

A Scale Drawing of a rectangular field is 10 centimeters by 8.5 centimeters. If the actual field has dimensions of 40 meters by 34 meters, which could be the scale used for the drawing?
*Sunday, February 24, 2013 by Jikeria*

**physics**

The drawing below shows a person who, starting from rest at the top of a cliff, swings down at the end of a rope, releases it, and falls into the water below. There are two paths by which the person can enter the water. Suppose he enters the water at a speed of 18.0 m/s via ...
*Friday, February 22, 2013 by A*

**Physics**

Determine the voltage across the 5.0-Ù resistor in the drawing.
*Monday, February 18, 2013 by Anonymous*

**scale drawing**

1cm^2 ----
*Monday, February 18, 2013 by samuel*

**Physics**

The drawing shows six point charges arranged in a rectangle. The value of q is 9.27 µC, and the distance d is 0.17 m. Find the total electric potential at location P, which is at the center of the rectangle.
*Monday, February 18, 2013 by Donald*

**physics**

the ends of a light string are tied to two hooks A and Bin are ceiling which 100 cm apart horizontally,so that the length of string of string between hooks is 140 cm.A 650 g of mass is then attached by a second length of string to a point C on the first.80 cm from A,and hanged...
*Sunday, February 17, 2013 by Anonymous*

**english**

theday i didnot win a price in drawing competition
*Saturday, February 16, 2013 by Anonymous*

**physics**

Each of the four circuits in the drawing consists of a single resistor whose resistance is either R or 2R, and a single battery whose voltage is either V or 2V. The unit of voltage in each circuit is V = 10 V and the unit of resistance is R = 8 Ω. Determine (a) the power ...
*Thursday, February 14, 2013 by Anonymous*

**math-probability**

A state lottery has a daily drawing to form a four-digit number. The digits 1 through 9 are randomly selected for each of the four digits. For each selection any one of the digits 1 through 9 are possible. What is the probability to the nearest hundredth of the four-digit ...
*Wednesday, February 13, 2013 by Tina*

**Physics**

Two horizontal forces, F1-> and F2-> , are acting on a box, but only F1->is shown in the drawing. F2-> can point either to the right or to the left. The box moves only along the x axis. There is no friction between the box and the surface. Suppose that F1-> = +8...
*Wednesday, February 13, 2013 by Randy*

**Algebra**

On a 30 day calendar which begins on a Wednesday and ends on a Thursday, what is the probability in a random drawing that the date would be a Monday?
*Tuesday, February 12, 2013 by Laura*

**Physics**

A car travells 20 km due north and then on a bearing of 90 degrees for 12km. Use a scale drawing.
*Monday, February 11, 2013 by Kuhle*

**physics**

A string has a linear density of 8.1 x 10-3 kg/m and is under a tension of 200 N. The string is 2.9 m long, is fixed at both ends, and is vibrating in the standing wave pattern shown in the drawing. Determine the (a) speed, (b) wavelength, and (c) frequency of the traveling ...
*Monday, February 11, 2013 by natasha*

**Geometry**

URGENT PLEASE HELP please help me understand how to draw a net, am i supposed to memorize these or is there a method for drawing nets for different shapes.
*Sunday, February 10, 2013 by haley*

**Physics**

The drawing shows a square, each side of which has a length of L = 0.25 m. Two different positive charges q1 and q2 are fixed at the corners of the square. Find the electric potential energy of a third charge q3 = -5 x 10-9 C placed at corner A and then at corner B
*Sunday, February 10, 2013 by Anonymous*

**physics- vertical circular motion**

For the normal force in the drawing to have the same magnitude at all points on the vertical track, the stunt driver must adjust the speed to be different at different points. Suppose, for example, that the track has a radius of 2.06 m and that the driver goes past point 1 at ...
*Saturday, February 9, 2013 by Anonymous*

**physics**

A football player runs the pattern given in the drawing by the three displacement vectors A, B, and C. The magnitudes of these vectors are A = 5.0 m, B= 15 m, and C = 18 m. Using the component method, find the magnitude and direction è of the resultant vector
*Friday, February 8, 2013 by james*

**physics**

The drawing (not to scale) shows one alignment of the sun, earth, and moon. The gravitational force SM that the sun exerts on the moon is perpendicular to the force EM that the earth exerts on the moon. The masses are: mass of sun = 1.99 1030 kg, mass of earth = 5.98 1024 kg, ...
*Thursday, February 7, 2013 by Dee*

**chemistry (please someone help)**

lewis acid or lewis base? then draw the product. H3C^+ :NH3 ----> I'm assuming H3C is the acid and :NH3 is the base? As for drawing out the product I dont know what to do.
*Thursday, February 7, 2013 by Maura*

**chemistry**

lewis acid or lewis base? then draw the product. H3C^+ :NH3 ----> I'm assuming H3C is the acid and :NH3 is the base? As for drawing out the product I dont know what to do.
*Thursday, February 7, 2013 by Maura*

**physics**

A rectangular loop of wire with sides 0.196 and 0.584 m lies in a plane perpendicular to a constant magnetic field (see part a of the drawing). The magnetic field has a magnitude of 0.723 T and is directed parallel to the normal of the loop's surface. In a time of 0.249 s...
*Wednesday, February 6, 2013 by PLEASE HELP *

**physic**

Craig launches the basketball at an angle of 65.0 degrees above the horizontal from a height of 2.00m above the floor.He imparts a speed of 9.70 m/s to the ball and leaves his hand a horizontal distance of 7.25 m from the center of the hoop if the hoop is 3.05 m above the ...
*Tuesday, February 5, 2013 by juliet edmund*

**Physics**

The drawing shows six point charges arranged in a rectangle. The value of q is 8.07 μC, and the distance d is 0.430 m. Find the total electric potential at location P, which is at the center of the rectangle.
*Tuesday, February 5, 2013 by Jacob*

**Physics**

The drawing shows six point charges arranged in a rectangle. The value of q is 8.07 μC, and the distance d is 0.430 m. Find the total electric potential at location P, which is at the center of the rectangle.
*Tuesday, February 5, 2013 by Jacob*

**Physics**

The drawing shows six point charges arranged in a rectangle. The value of q is 8.07 μC, and the distance d is 0.430 m. Find the total electric potential at location P, which is at the center of the rectangle.
*Tuesday, February 5, 2013 by Jacob*

**Math**

Can a triangle have parallel line segments. And is any line segment in the drawing parallel to the line segment AB? The figure is.a triangle
*Monday, February 4, 2013 by Tim*

**Physic **

A block (mass 2.4 kg) is hanging from a massless cord that is wrapped around a pulley -3 2 (moment of inertia of the pulley = 1.3 x 10 kg·m ), as the drawing shows. Initially the pulley is prevented from rotating and the block is stationary. Then, the pulley is allowed ...
*Monday, February 4, 2013 by Jess*

**Geometry-8th gr**

Find KN and LM. In triangle LKM, angle L is bisected. Line segment LK is 11, line segment KN is x-4, line segment NM is 5.4, and line segment LM is 2x + 1.3 (there is a drawing of this triangle) Thanks.
*Friday, February 1, 2013 by Mona*

**Geometry**

Find KN and LM. In triangle LKM, angle L is bisected. Line segment LK is 11, line segment KN is x-4, line segment NM is 5.4, and line segment LM is 2x + 1.3 (there is a drawing of this triangle) Thanks.
*Friday, February 1, 2013 by Kaylee*

**Physics**

A mountain-climbing expedition establishes two intermediate camps, labeled A and B in the drawing, above the base camp. What is the magnitude Δr of the displacement between camp A and camp B?
*Thursday, January 31, 2013 by B*

**Physics**

A small plastic ball with a mass of 6.80 10-3 kg and with a charge of +0.161 µC is suspended from an insulating thread and hangs between the plates of a capacitor (see the drawing). The ball is in equilibrium, with the thread making an angle of 30.0° with respect to ...
*Tuesday, January 29, 2013 by Anonymous*

**Physics**

A small plastic ball with a mass of 6.80 10-3 kg and with a charge of +0.161 µC is suspended from an insulating thread and hangs between the plates of a capacitor (see the drawing). The ball is in equilibrium, with the thread making an angle of 30.0° with respect to ...
*Tuesday, January 29, 2013 by Anonymous*

**Physics PLEASE HELP ASAP :)**

A small spherical insulator of mass 8.96 10-2 kg and charge +0.600 μC is hung by a thread of negligible mass. A charge of −0.900 μC is held 0.150 m away from the sphere and directly to the right of it, so the thread makes an angle θ with the vertical (see ...
*Monday, January 28, 2013 by Chelsea*

**Science 8R - HELP!**

any drawing?? a simple rube goldberg diagram that shows six simple machines i need it for my project
*Monday, January 28, 2013 by Laruen*

**physics**

Both drawings show the same square, each of which has a side of length L = 0.86 m. An observer O is stationed at one corner of each square. Two loudspeakers are located at corners of the square, as in either drawing 1 or drawing 2. The speakers produce the same single-...
*Monday, January 28, 2013 by Anonymous*

**Math**

two cards are drawn from a deck of cards. Once a card is drawn, it is not replaced. Find the probability of drawing a queen followed by a king.
*Sunday, January 27, 2013 by Jesse*

**math**

a plane flies at 430mph the bearing from Paris to Moscow is 78drgrees and the distance is 1800 mi if the wind is blowing 65mph at 340degrees what heading will take you from Paris to Moscow and how long will it take? include drawing and trip back
*Wednesday, January 23, 2013 by Ashley*

**Physics**

For the normal force in the drawing to have the same magnitude at all points on the vertical track, the stunt driver must adjust the speed to be different at different points. Suppose, for example, that the track has a radius of 4.84 m and that the driver goes past point 1 at ...
*Wednesday, January 23, 2013 by Cat*

**math**

on a scale drawing 1/2 in.=1 ft. a room is pictured as 8in. by 6.5 inches. What are the actual dimensions in feet?
*Sunday, January 20, 2013 by Anonymous*

**phisics**

A spelunker is surveying a cave. She follows a passage 150m straight west, then 270m in a direction 45^\circ east of south, and then 280 {\rm m} at 30^\circ east of north. After a fourth unmeasured displacement, she finds herself back where she started.Use a scale drawing to ...
*Saturday, January 19, 2013 by epifanio*

**physics (electric field)**

The drawing shows the potential at five points on a set of axes. Each of the four outer points is 6.2 x 10-4 m from the point at the origin. From the data shown, find the magnitude of the electric field in the vicinity of the origin.
*Friday, January 18, 2013 by help*

**Trig**

Using this graph: imgur [dot] com/utSgKI9 Find the measures of angles A and G in the drawing (m is parallel to n) if C=4x-18 and F=2x+34
*Friday, January 18, 2013 by Bruno*

**Math Help!!**

Bottom part of a greenhouse frame has a length of 350 cm width of 220 cm and a height of 250 cm. Angle at the peak of the roof measures 90 degrees. Sketch the frame and label it with its actual dimensions. Use a scale of 1:25 to calculate the measurements of your scale model. ...
*Wednesday, January 16, 2013 by Anonymous*

**Math 7**

Suppose you copy a drawing of a polygon with the given size factor. How will the side lengths, angle measures, and perimeter of the image compare to those of the original? A.) 200% B.) 150% C.) 50% D.) 75%
*Tuesday, January 15, 2013 by Brandon*

**math**

on a scale drawing, the scale is 1/2 inch = 2 feet. Find the dimensions of each room in the scale drawing if a room is 14 feet by 18 feet
*Tuesday, January 15, 2013 by phyllis murphy*

**math**

Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values (with ace = 1). a. Describe the outcomes of this experiment. List the elements of the sample space. b. What is the probability of obtaining a total of ...
*Tuesday, January 15, 2013 by jonsson*

**finance**

Suppose that you are 25 years old and you have two options to save money for retirement. Plan A allows you to save $3000 per year for the next 20 years, then sit for 20 years and finally draw on it for the following 30 years. Plan B allows you to wait 20 years and save $20,000...
*Tuesday, January 15, 2013 by Jessie*

**7th grade art ASAP please**

1. This occurs when an animal, object, or idea is given human form or characteristics. (1 point) literalism symbolism personification allusion 2. This occurs when you make reference to a well-known character, person, place, or event from life or literature. (1 point) ...
*Monday, January 14, 2013 by Delilah*

**physics**

In the rectangle in the drawing, a charge is to be placed at the empty corner to make the net force on the charge at corner A point along the vertical direction. What charge (magnitude and algebraic sign) must be placed at the empty corner?
*Sunday, January 13, 2013 by adam*

**algebra and trigonometry**

Where can I find a complete drawing of the unit circle
*Sunday, January 13, 2013 by Anonymous*

**physics PLEASE HELP**

In the rectangle in the drawing, a charge is to be placed at the empty corner to make the net force on the charge at corner A point along the vertical direction. What charge (magnitude and algebraic sign) must be placed at the empty corner?
*Saturday, January 12, 2013 by Anonymous*

**Math**

Okay, so I know this should be really easy but my mind is just drawing a blank: For each series, calculate t12 and S12 a) 37 + 41 + 45 + 49 + ... Okay so I calculated S12 to be 708, and I know that's right. For t12, I know I can easily find the general formula and then use...
*Saturday, January 12, 2013 by Crystal*

**physics PLEASE HELP**

In the rectangle in the drawing, a charge is to be placed at the empty corner to make the net force on the charge at corner A point along the vertical direction. What charge (magnitude and algebraic sign) must be placed at the empty corner?
*Thursday, January 10, 2013 by Anonymous*

**math**

you are building a deck. you make a scale drawing with a scale of 2 feet=1/2 inch. the actual deck is 18 feet long and 12 feet wide. Determine the length and width of the deck in the scale drawing.
*Tuesday, January 8, 2013 by Anonymous*

**Math**

Square cushion measures 65 cm by 65cm and 10 cm thick. I got help of the measurements from 1:20 scale to 3.25 by 3.25 by .5cm I drew out and labeled them. I need help with the next step. The square cushion is made of 3 component parts a top bottom and sides. Draw the cushions ...
*Monday, January 7, 2013 by nj*

**math**

Square cushion measures 65 cm by 65cm and 10 cm thick. I got help of the measurements from 1:20 scale to 3.25 by 3.25 by .5cm I drew out and labeled them. I need help with the next step. The square cushion is made of 3 component parts a top bottom and sides. Draw the cushions ...
*Monday, January 7, 2013 by nj*

**Math**

A square cushion measures 65 cm by 65 cm and 10 cm thick. Using a scale of 1:20 draw views of the cushion and label them with their measurements. Can someone help me with this? How would I go about drawing them and using the scale for measurements?
*Monday, January 7, 2013 by nj*

**Math**

1. What are the actual measurements of your room? _L- 315 W-237 _____________________________ 2. What is the scale that you will use for your scale drawing? ______________0.05_________ 3. What will the dimensions of your room be in your scale drawing? ________________
*Sunday, January 6, 2013 by Anonymous*

**math**

You draw 2 marbles from a bag containing 3 blue marbles, 2 green marbles, and 5 red marbles without replacement. What is the probability of drawing a red marble and then a green marble?
*Friday, January 4, 2013 by Brenda*

**Math**

A scale drawing of a house is drawn with a scale of 1 in. : 16 ft. Find the actual length of a hallway that is 5/8 in. On the scale drawing. Show your work
*Thursday, January 3, 2013 by Dennis*

**Physics**

Find the speed, v, of a pendulum at the bottom of its swing (B), given that it has mass m and initial height at A is h (the difference in height from B to A). Your answer will be in terms of g as well. Included is a drawing of a pendulum at its maximum height (A), and at its ...
*Thursday, December 27, 2012 by Dan*

**PHYSICS**

1. What is the weight of a 2.88 kg snake? 2. A girl drops a rock straight down from a bridge. Assume negligible air resistance. How fast is it going 4.0 s later? 3. A rock with a mass of 22.45 kg is falling from a tall tower. a. What is the Net Force if the rock is in free ...
*Friday, December 21, 2012 by Hayden*

**Chemistry**

I need help drawing these structures. 2-chloro-3-ethylhexanal 2,2-dimethylcyclopentanol 5,5,7-triiodo-trans-3-nonene para-bromomethylbenzene Thanks for the help I'm having hard time with these.
*Wednesday, December 19, 2012 by Kristen*

**Physics**

In the drawing, the weight of the block on the table is 405. N and that of the hanging block is 191. N. Ignore friction, the mass of the rope, and the mass of the pulley. Find the acceleration of the two block system in m/s2.
*Wednesday, December 19, 2012 by Toung*

**HISTORY URGENT **

2. Read the passage and answer the following question: Within a few hours after bidding good-by to General Washington, Captain Hale, taking with him one of his own trusty soldiers, left the camp at Harlem, intending at the first opportunity to cross Long Island Sound. There ...
*Wednesday, December 19, 2012 by Beatrice*

**math **

a bag contains 5 blue marbles 4 red marbles and 1 green marble. what is the probability of drawing a blue marble,the another blue marble without replacement
*Tuesday, December 18, 2012 by bryce*

**math**

if a tree in a 1/2 inch scale drawing is 11 inches tall, how tall is the actual tree?
*Saturday, December 15, 2012 by Alex*

**Physics**

The drawing shows a skateboarder moving at 6.41 m/s along a horizontal section of a track that is slanted upward by 47.4 ° above the horizontal at its end, which is 0.612 m above the ground. When she leaves the track, she follows the characteristic path of projectile ...
*Friday, December 14, 2012 by John*

**maths**

Find the probability of drawing a diamond card in each of the consecutive draws from a well shuffled pack of cards,if the card drawn is not replaced after the first draw
*Friday, December 14, 2012 by Robert*

**Chemistry**

(a) The figure above shows how the energy of a system varies as a chemical reaction proceeds. Match the numbers features labeled on the figure above to their corresponding statements below: energy state of the reactants: 1/2/3/4/5 activation energy of the reaction: 1/2/3/4/5 ...
*Friday, December 14, 2012 by Odesa*

**Physics**

A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She weighs 554 N. As the drawing shows, she is closer to the left cliff than to the right cliff, with the result that the tensions in the left and right sides of the rope are not the ...
*Wednesday, December 12, 2012 by shine*

**geometry**

A drawing on a sheet of graph paper shows a kite 8 cm wide and 10 cm long. The width of the kite is labeled 2ft. write and solve a problem about the kite.
*Monday, December 10, 2012 by Anonymous*

**physics**

An object is placed 5 cm in front of a concave lens of focal length 7 cm. Find the image location by drawing a ray tracing diagram to scale.
*Sunday, December 9, 2012 by Nikki*

**English - ms. sue**

Ms. Sue, my sister write out story here it is. On Monday she looked in her mailbox, although she had no reason to expect a letter so soon. But there it was, a small, square car. She held it in her two hands, testing its weight. It was an invitation to an exhibition of drawings...
*Thursday, December 6, 2012 by Mohammad*

**Physics**

As the drawing shows, two thin strips of metal are bolted together at one end and have the same temperature. One is steel, and the other is aluminum. The steel strip is 0.062% longer than the aluminum strip. By how much should the temperature of the strips be increased, so ...
*Wednesday, December 5, 2012 by StressedStudent*

**accounting**

On July 1, 2013, a firm purchased a 1-year insurance policy for $6,300 and paid the full premium in advance. The insurance expense associated with this policy for the year ending December 31, 2013, is $6,300. $3,150. $3,675. $2,100. On January 2, 2014, a firm purchased ...
*Sunday, December 2, 2012 by Shawn Williams*

**Accounting**

On July 1, 2013, a firm purchased a 1-year insurance policy for $6,300 and paid the full premium in advance. The insurance expense associated with this policy for the year ending December 31, 2013, is $6,300. $3,150. $3,675. $2,100. On January 2, 2014, a firm purchased ...
*Sunday, December 2, 2012 by Shawn Williams*

**Math**

Are drawing a black and red card independent or mutually exclusive? Are drawing a black card and queen independent? Are drawing a face card and queen independent?
*Sunday, December 2, 2012 by Kelsey*

**physics**

A cylinder is fitted with a piston, beneath which is a spring, as in the drawing. The cylinder is open to the air at the top. Friction is absent. The spring constant of the spring is 4100 N/m. The piston has a negligible mass and a radius of 0.010 m. (a) When the air beneath ...
*Saturday, December 1, 2012 by gretch*

**English**

1. He wants to be a famous cartoonist because he likes drawing cartoons. 2. He wants to be a famous professor because he likes teaching others and he likes learning from books. 3. He wants to be an architect because he likes drawing buildings. 4. He wants to be a businessman ...
*Friday, November 30, 2012 by rfvv*

**Physics**

An object is placed 6 cm in front of a concave lens of focal length 3 cm. Find the image location by drawing a ray tracing diagram to scale. Verify your answer using the lens equation.
*Wednesday, November 28, 2012 by Hans*

**Physics**

An object is placed 10 cm in front of a convex mirror of focal length 4 cm. Find the image location by drawing a ray tracing diagram to scale. Verify your answer using the lens equation.
*Wednesday, November 28, 2012 by Mike*

**Physics**

An object is placed 5 cm in front of a concave lens of focal length 7 cm. Find the image location by drawing a ray tracing diagram to scale. Verify your answer using the lens equation.
*Wednesday, November 28, 2012 by Darrel*

**Physics**

An object is placed 8 cm in front of a convex lens of focal length 6 cm. Find the image location by drawing a ray tracing diagram to scale. Verify your answer using the lens equation.
*Wednesday, November 28, 2012 by Sam*

**Math**

1. You have 3500 in savings for 9 months at a rate of 4.5%. How much will you have at the end of that time? Ans. my book says: 3,618.13 I come up with: 118,125 2. Scale reads 1 inch = 24 inches for a house window. If window measures 1 3/4 inches, what is the actual length? Ans...
*Wednesday, November 28, 2012 by Edna*

**Math**

You decide to make a scale drawing of your bedroom. YOur bedroom measures 12 ft. wide by 20 ft. long. If you are using an 8.5" x 11" paper, whate scale will you use. Explain.
*Tuesday, November 27, 2012 by May*

**math**

A ship sail S 40 degrees W for 4 hours at 30 kph. make a scale drawing
*Monday, November 26, 2012 by Maddie*

**maths**

scale for actual size 12m,and drawing size 3cm
*Monday, November 26, 2012 by Anonymous*

**physics**

The block in the drawing has dimensions L0×2L0×3L0,where L0 =0.5 m. The block has a thermal conductivity of 150 J/(s·m·C˚). In drawings A, B, and C, heat is conducted through the block in three different directions; in each case the temperature ...
*Monday, November 26, 2012 by Anonymous*

**physics**

A helicopter flies over the arctic ice pack at a constant altitude, towing an airborne 195-kg laser sensor which measures the thickness of the ice (see the drawing). The helicopter and the sensor move only in the horizontal direction and have a horizontal acceleration of ...
*Sunday, November 25, 2012 by John*

**Physics**

A venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at a speed v2 through a horizontal section of pipe whose cross-sectional area A^2 = 0.0700 m2. The gas has a density of ρ = 1.80 kg/m3. The Venturi meter has a ...
*Friday, November 23, 2012 by Sam*

**Physics**

An object is placed 8 cm in front of a convex lens of focal length 6 cm. Find the image location by drawing a ray tracing diagram to scale. Verify your answer using the lens equation.
*Friday, November 23, 2012 by Brittany*

**Math**

Assuming that each corner must be pinned, what is the least number of drawing pins that you need to display four rectangular pictures of the same size and shape so that they can all be seen?
*Wednesday, November 21, 2012 by Jones1*

**Math**

Assuming that each corner must be pinned, what is the least number of drawing pins that you need to display four rectangular pictures of the same size and shape so that they can all be seen?
*Tuesday, November 20, 2012 by Jones*

**Math**

Create 4 proportions that will work for the following scenario: If the scale is 3.5 in = 8 ft and the drawing measures 6 in, what is the actual distance?
*Monday, November 19, 2012 by ariana*

**Physics**

A venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at a speed v2 through a horizontal section of pipe whose cross-sectional area A2 = 0.0700 m^2. The gas has a density of ρ = 1.80 kg/m^3. The Venturi meter has a ...
*Monday, November 19, 2012 by Jim*

**physics**

A block of mass 0.78kg starts from rest at point A and slides down a frictionless hill of height h. At the bottom of the hill it slides across a horizontal piece of track where the coefficient of kinetic friction is 0.29. This section (from points B to C) is 4.08m in length. ...
*Sunday, November 18, 2012 by shyne1*