Mechanics & hydromechanics

824 results

Mechanics & hydromechanics

Find the magnitude and direction of the equilibrant of two forces, one being a horizontal pull of 18 N and the other a pull of 23 N at 50 degrees to the 12 N force.

Mechanics & hydromechanics

Find the magnitude and direction of the equilibrant of two forces, one being horizontal pull of 18 N and the other a pull of 23 N at 50 degrees to the 12 N force.

Mechanics & hydromechanics

A uniform 98 N pipe is used as a lever. Where the fulcrum must be placed if a 504 N weight at one end is to balance a 192 N weight at the other end?

Mechanics & hydromechanics

Where a 1208 N weight must be hung on a uniform 214 m pole so that a boy at one end supports one-third as much as a man at the other end.

Mechanics & hydromechanics

A block of wood is pulled along a Horizontal table by a force of 33 N inclined at 30 degrees above the Horizontal.Find the vertical and horizontal components of the force.

Mechanics & hydromechanics

Three forces pulling on a body are in equilibrium. The direction of one is due south, the direction of another is 80 degrees east of north, and the third force acts in the direction of 35 degrees west of north. If the magnitude of southerly force is 38 N, find the magnitudes ...

Mechanics & hydromechanics

A uniform plank AB of length 4.6 m and weight 508 N is suspended by a vertical rope at each end.A girl of weight 305 N stands in the position 1.6 m from one end.Calculate the tension in the rope at one end using the other end as axis of rotation.

Mechanics & hydromechanics

Three forces pulling on a body are in equilibrium.The direction of one is due south, the direction of another is 80 degrees east of north, and the third force acts in the direction of 35 degrees west of north.If the magnitude of the southerly force is 38 N, Find the magnitude ...

mechanics/motion

Can someone help me with mechanics. I need to check my answers

Calculus

Use newtons method and the function f(x)=x^2-a to derive the mechanics rule. Mechanics Rule for approaching sqrt(a), a>0, is Xn+1=1/2(Xn+a/Xn), n=1,2,3,...

math

At the Whistlestop Cafe, 15 of the 19 patrons are mechanics. If a sample of 8 is taken, what is the probability that exactly 5 patrons are mechanics? Round your answer to 4 decimal places.

math

At the Whistlestop Cafe, 15 of the 19 patrons are mechanics. If a sample of 8 is taken, what is the probability that exactly 5 patrons are mechanics? Round your answer to 4 decimal places.

Fluid Mechanics

Hello Can someone can give me good links where i can find the: 1)domestic 2)industrial applications of fluid mechanics ? Tnx a lot.

Physics

If the electron in a hydrogen atom obeyed classical mechanics instead of quantum mechanics, would it emit a continuous spectrum or a line spectrum?

Math

A car dealership employs 12 salesman and 28 mechanics. What is the ratio of salesman to mechanics?

Fluid Mechanics

I have a question in fluid mechanics...and i need to know the pressure in an air-filled drain? Is it the atmospheric pressure? Thanks in advance

English

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

critical thinking

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

CRT205 Quiz

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

Critical Thinking

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

Critical Thinking

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

Physics

Did Einstein support quantum mechanics as being fundamental physics, or did he think quantum mechanics was inconclusive?

english: crit. thinking

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

book report

im doing a book report in the 5th grade...and it said i have to give a summary, title,ect....and then it says slogan and mechanics..i don't know what slogan and mechanics mean....please help and give me a site to know what it means or tell me...thanks!!

ENGLISH

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

English

1. There are a lot of clubs in my school. 2. There are a lot of clubs in our school. (Are both correct? Can we use 'our' instead of 'in'?) 3. I study a lot of subjects like mechanics, ethics, and social studies. 4. I study a lot of subjects such as mechanics, ethics, and ...

quatum mechanics

In the double-slit experiment, consider the point at the middle of the final (detector) screen which is equidistant from the two slits. Suppose the intensity at that point is when either slit is open. Now for each of the three cases (a) bullet (b) wave (c) quantum mechanics (...

com 220

While correct grammar and usage are basic ecpectations in all kinds of writing, the larger aspects such as content and development are given far greater weight than style and mechanics, especially at the cllege level. In a 100-point paper, for example, perhaps 80% of the score...

Mechanics problem - Newtons laws - resultant force

I have this mechanics problem. Please help me solve it. Rory, Aurora and Raoul are three lions fi ghting over a piece of meat of mass 12 kg. Each lion exerts a horizontal pull. Rory pulls with a force of 800 N. Aurora, who is 120degrees to Rory's right, exerts a force of 400 N...

Physics

When do we have to give up on an old theory and try to come up with a new theory? Would it be when the old theory under goes changes? Also, how would I compose my answer to this question into a paragraph? This happens when we suspect that the theory is not perfect. E.g., the ...

Mechanics

What is Viscosity

Mechanics

What is Viscosity

Mechanics

What is Viscosity

mechanics

what is viscousity

mechanics

what is viscousity

mechanics

a block of mass m1......

mechanics

center og gravity of a circle

solid mechanics 1

a load P is supported

solid mechanics

what is a failure theory?

mechanics

find the angle between A=-5i-3j+2k and B=0i-2j-2k?

Mechanics

If an object weighs 39.2 N on earth, what is its mass?

Mechanics

If an object weighs 39.2 N on earth what is its mass

Mechanics

If an object weighs 39.2 N on Earth, what is its mass?

MECHANICS

17. In which of the following units is acceleration expressed?

mechanics

how can construct a fuel cell engine

Mechanics

What does a polar moment of inertia depend on?

solid mechanics

the maximum stress intensity will be

Engineering

Phase diagram for soil Mechanics?

English

Which of these is a matter of "mechanics"? a)punctuation b)capitalization c)spelling

science

Can someone help me with mechanics. I need to check my answers

mechanics

what is the kinetic energy of an object that has a mass of 20nkilograms and a speed of 2.8 m/s

language mechanics

your term paper in my opinion,is very good. A); B), C). D)none is it (D)

Mechanics

Why does an anisotropic shaft split axially under excessive torque?

Mechanics

When a problem is statically indeterminate, what additional equations do you need to solve?

maths

prove that if a is not equal to zero and if a * b = a * c and a ^ b = a ^ c then b = c [Hint: calculate a * (b-c) and a ^ (b-c) vectors mechanics

mechanics

what force is required to accelerate a body with a mass of 18 kilograms at a rate of 36 m/s2?

Physics Classical Mechanics

Thanks to everyone who helped me out. I got through.

solid mechanics

describe in brief MOHR's circle for biaxial stresses.

Language Mechanics

Your term paper in my opinion, is very good. Is this written correctly?.

language mechanics

"this homemade ice cream tastes great"she exclaimed A); B)! C)? D)none is it (B)

mechanics

resolve a force of 120n acting at an angle of 30degree with respect to horrizontal.

English

I need help with usage and mechanics, what are some tips? I don't understand them, any websites to help me out?

mechanics

find the tension in the chord of a 50 lbs mass hang on the angles 25 degrees.

Mechanics

When electrically testing a rotor with an ohmmeter, you should check for shorts, ground, and what?

School

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

crt

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

crt 205

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

Critical Thinking

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

crt thinking

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

Mechanics

If a car moving at 180km/h redues to 72km,what is the percentage change in kinetic energy.

mechanics

Find the greatest and least resultant of two forces whose magnitude are 12 N and 8 N respectively

Mechanics

Find the moment L about a perpendicular axis through the rod at a distance L/3 from the centre of mass.

Mechanics

Find the moment L about a perpendicular axis through the rod at a distance L/3 from the centre of mass.

Physics Classical Mechanics

Hi Enjoy, Thanks. I got the acceleration right and the Force wrong. Need help on Question 2.

ineering mechanics

IF THE COEFFICIENT OF ROLLING RESISTENCE OF A CYLINDER OF RADIUS R=1FT ROLL FROM UNIFORM VELOCITY?

mechanics

what is coefficient of friction of a 25lb object resting on a horizontal surface that requires 10lbs to move?

Newtonian physics

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...

chemistry

1.) What must be the molarity of an aqueous solution of trimethylamine (CH3)3N if it has a Ph of 11.04? Kb = 6.3*10^-5 if someone can show the mechanics of doing this, will be appreciated much.

Elementary mechanics

what is common to the variation in the range and the hieght of a projectile. I'm thinking of horizontal acceleration pls what do u think

mechanics

Two equal force acting at a point if the angle between then is 60 and the resultant is 20 root 3.find the magnitude ?

mechanics

calculate the gravitational potential energy of a system of 8 masses of 10 kg each placed at the corner of qube of each edge equal to 0.25meter.

Mechanics

Light travels at 3*10^8 m/s. After how many seconds can the lighting reach a distance of be heard 2310 meters away from where it happened?

English

Why did Raymond Carver make "Popular Mechanics" ending so ironically different from the Biblical tale "The Wisdom of Solomon"?

Quantum Mechanics

Calculate the probability of finding an electron in a 1s H-atom orbital inside the nucleus. Show your work and state your assumptions.

Essays

would a lack of a clear beginning, middle and end of an essay imply a weak organization, content, mechanics or tone?

Mechanics

Calculate the average horsepower required to raise a 200-kg drum to a height of 20 in a time of 1:0 minute. Show the solution and answer

applied mechanics

A force of 10N is needed to move a mass of 2kg resting on a table. Find the coefficient of friction. ( take g=9.8m/s)

Language Mechanics

which one is correct? 1)The teacher said, ''The last day of school is Friday''. or 2)''When are you going to clean out your car''? asked the manarger.

Fluid mechanics

Calculate the predicted viscosity of molecular oxygen, nitrogen and methane at 20°C and standard atmospheric pressure (give your answer in Pas).

strength of mechanics

Determine the midspan value of EI(shear stress) for the beam w/c carries a uniformly varying load over part of the span.

mechanics

A body of mass 10 kg is moving in a straight line. Its velocity decreases from 5 m/s to 3 m/s in a time of 2 s. The change of momentum of the particle, in kg m/s, in the direction of motion isĻ

Chem Help Please!!!

Using quantum mechanics as a basis, explain in detail why there are exactly 14 elements shown in the Lanthanide series of the periodic table. Thank you!

soild mechanics

Under what axial tensile load, the diameter of a steel bar will be reduced from 8 cm to 7.995 cm? Take E as t/cm2 and Poisson’s ratio as 0.3

Mechanics

What is the formula for time and displacement. Or where on the inet can I find a list of mechanics formulae? I am not allowed to post internet sites but if you go to google and search SUVAT the first option has a list of all the formulas you should need Thank you for using the...

solid mechanics

Under what axial tensile load, the diameter of a steel bar will be reduced from 8 cm to 7.995 cm? Take E as 2.0 ( 103 t/cm2 and Poisson’s ratio as 0.3.

solid mechanics

Under what axial tensile load, the diameter of a steel bar will be reduced from 8 cm to 7.995 cm? Take E as 2.0 ´ 103 t/cm2 and Poisson’s ratio as 0.3.

Mechanics unscramble

Need help. I know this is 2 words related to safety. Please unscramble GSMSAHNIDRULEAOECC

Physics Mechanics

An object experiences an impulse o 43.78 N-s for a time period of 12.52 s. what is the force of the object?

Physics Mechanics

An object experiences an impulse o 43.78 N-s for a time period of 12.52 s. what is the force of the object?

fluid mechanics

What is the pressure change require to change the volume of air by 1%?

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