Engineering

3D printer for some space stuff

3D printer for some space stuff

I`ve recently found an interesting article about 3D printer which is used in aerospace area. Have you heard anything about that? This machine allows to print multi-composite parts simultaneously from several materials, which is infeasible in other ty

bear56   290   5 Replies

bear56

Have you ever heard about space hotel?

Have you ever heard about space hotel?

I`ve bumped into some interesting article and I wanna share it with you and hear your thoughts about that project. The world`s first space hotel is slated to open in 2027 . Orbital Assembly Corporation, the group behind Voyager Station, has announced

bear56   196   6 Replies

JCooper323

The hybrid rocket

The hybrid rocket

Have you ever heard about so- called hybrid rockets? The only think I know about them, is that this type of rocket is uncrewed and guided and used for test in under microgravity conditions. I wanna know why it is exactly hybrid and are there some cre

bear56   207   4 Replies

bear56

In fields of study in college today, we find__________.

In fields of study in college today, we find__________.

In fields of study in college today, we find__________.

A) proportional representation of males and females in most areas
B) females outnumbering males in the sciences
C) males significantly outnumbering females in engineering an

arealhero   1272   3 Replies

Terrence Moore

Agricultural sustainability depends upon an understanding and proper management of the cornerstone o

Agricultural sustainability depends upon an understanding and proper management of the cornerstone o

Agricultural sustainability depends upon an understanding and proper management of the cornerstone of food production,
A) irrigation systems.
B) agricultural soils.
C) the generation of new plant hybrids using genetic engineering.

Alamojay   862   2 Replies

James Schmidt

Draw all views as full view

Draw all views as full view

Scale is 1:1
Use 1. Angle method
Hint: draw all views as full view
Draw font view
Draw top view
Draw left view
Make dimensions

Trolay   158   N/A

Trolay

Benzene and toluene form an ideal liquid mixture. A mixture composed of 30 mol %benzene is used in a ...

Benzene and toluene form an ideal liquid mixture. A mixture composed of 30 mol %benzene is used in a ...

Engineering – Chemical Process Safety question:

Benzene and toluene form an ideal liquid mixture. A mixture composed of 30mol %benzene is used in a chemical plant. The temperature is 80°F, and the pressure is 1 atm.

a) Determine

12

cloveb   3740   24 Replies

fahmed5

Statics - Suspended beam at varying angles

Statics - Suspended beam at varying angles

I am interested in understanding the equilibrium of a beam suspended by two, three and four cables from the ceiling. The beam weighs a uniform 300 lbs and is 30 feet long  and the cables are 30 feet apart for #1 & #4 and equidistant fo

RoryLarkin   128   3 Replies

bio_man

In a free market economy, people are free to manufacture buses out of gold, rather than steel. So wh

In a free market economy, people are free to manufacture buses out of gold, rather than steel. So wh

In a free market economy, people are free to manufacture buses out of gold, rather than steel. So why aren't buses made out of gold?
A) Although it meets all economic laws, gold buses would violate the laws of physics and mechanical enginee

Sublight2097   1533   7 Replies

Rambler Mcelhinney

The majority of foreign students receiving their doctorates in the sciences and

The majority of foreign students receiving their doctorates in the sciences and

The majority of foreign students receiving their doctorates in the sciences and engineering in the U.S.:
   a.  are still in the U.S. four years later
   b.  return to their home country within four years
   c.  are considered

colleen   680   2 Replies

Spam21 Lacy

A vertice is a common intersection of three or more surfaces. (True or false?)

A vertice is a common intersection of three or more surfaces. (True or false?)

A vertice is a common intersection of three or more surfaces.
 
  Indicate whether the statement is true or false

jake08benn   213   2 Replies

Chandler Horton

The most advanced spacecraft of the recent time

The most advanced spacecraft of the recent time

The most advanced spacecraft you cosider was the a real break through in space exploration world.
As we can see technology is a fast-groving stuff and new inventions come out rather frequently.
What was the spacecraft that surprised you the

bear56   207   5 Replies

duddy

Fighter plane information.

Fighter plane information.

https://en.wikipedia.org/wiki/Fighter_aircraft

Can fighter aircraft accomodate more than one pilot who flys the plane?

I mean similar to pilot, copilot.

In general if Yes or No, Is it useful to have more than one pilo

prashantakerkar   121   2 Replies

hamillae bosu

The spacecraft that can be used for microgravity missions

The spacecraft that can be used for microgravity missions

Do you know any of spacecraft that can be used for microgravity missions and experiments? Nowadays it`s rather popular and useful to use uncrewed guided space vehicles for particular microgravity missions.

bear56   143   3 Replies

bio_man

You might propose a(n) ________ program for your country if you wanted to hire a large number of man

You might propose a(n) ________ program for your country if you wanted to hire a large number of man

You might propose a(n) ________ program for your country if you wanted to hire a large number of manual laborers from neighboring countries to build a large dam or canal, with the understanding that they would not be granted any other privileges or l

AdrianaW   648   4 Replies

Mr.stabyourcat

Draw an isometric sketch of a cube and label the six degrees of freedom its motion can exhibit. ...

Draw an isometric sketch of a cube and label the six degrees of freedom its motion can exhibit. ...

Draw an isometric sketch of a cube and label the six degrees of freedom its motion can exhibit.
 
  What will be an ideal response?

mazdacx5   773   9 Replies

eric brierton

The pictures shown below are from an experiment in which osteoblasts (bone forming cells) were ...

The pictures shown below are from an experiment in which osteoblasts (bone forming cells) were ...

The pictures shown below are from an experiment in which osteoblasts (bone forming
  cells) were cultured on a poly(ethylene glycol)-based hydrogel material with different
  concentrations of a covalently-linked RGD peptide sequence (desi

Glee2   696   8 Replies

Euclid Jenne Fortin

Double / Two sided Whiteboard product.

Double / Two sided Whiteboard product.

https://en.wikipedia.org/wiki/Whiteboard

Would it be useful to design & construct a double sided Whiteboard product?

I.e. Front & Back one can use the Whiteboard product.

The cost of the Whiteboard prod

prashantakerkar   109   1 Reply

bio_man

Intercom system setup, installation in Trains.

Intercom system setup, installation in Trains.

https://www.google.com/search?sxsrf=ALeKk03pT1bZVNRsFSQxK-jmZeRPJvFuag%3A1604644545710&source=hp&ei=we6kX9OVKdXprQHF8bqwDQ&q=intercom+phone+system&oq=Intercom&gs_lcp=ChFtb2JpbGUtZ3dzLXdpei1ocBABGAAyBAgjECcyBAgjECcyBAgjECcyBQgAELED

prashantakerkar   123   1 Reply

bio_man

Viewing and capturing real time values of Tachometer measuring instrument on television.

Viewing and capturing real time values of Tachometer measuring instrument on television.

https://en.wikipedia.org/wiki/Tachometer

Is it possible to view and capture real time values of a Tachometer in Aircrafts, Automobiles etc measuring speed (RPM) using wired, wireless or CCTV technology on television set or computer m

prashantakerkar   99   1 Reply

bio_man

Contemporary Sociological Theory (Quizes 1-8: SOCI305)

Contemporary Sociological Theory (Quizes 1-8: SOCI305)

Quiz 1
Question 1 of 15   
The main difference between social theories and other scientific theories is that scientific theories are noted for their heavy use of subjectivity (defined as the use of implicit moral assumptions in the scientific

shirrcann   8083   1 Reply

bolbol

Ballcock design & construction in plumbing.

Ballcock design & construction in plumbing.

https://en.wikipedia.org/wiki/Ballcock

Can the Ballcock design & construction be further enhanced in terms of its design & construction in terms of materials used in plumbing?

Example: Valve, Washer, Ball etc

prashantakerkar   212   10 Replies

jamesK

The atmospheric pressure is 740 mm Hg. Determine the pressure in the tank in psia

The atmospheric pressure is 740 mm Hg. Determine the pressure in the tank in psia

please help

Jacqueline JQ Mukona   99   1 Reply

bio_man

The process flow diagram above resembles a three stage separation circuit. The ratio P3/D3 is 3, the

The process flow diagram above resembles a three stage separation circuit. The ratio P3/D3 is 3, the

The process flow diagram above resembles a three stage separation circuit. The ratio P3/D3 is 3, the ratio P2/D2 is 1 and the ratio of A to B in stream P2 is 4 to 1. Calculate the total mass of stream E.

Jacqueline JQ Mukona   124   1 Reply

bio_man

What is a Boolean operation? Define two Boolean operations by sketching an example of each in ...

What is a Boolean operation? Define two Boolean operations by sketching an example of each in ...

What is a Boolean operation? Define two Boolean operations by sketching an example of each in isometric view.
 
  What will be an ideal response?

LuisJrB96   160   2 Replies

Emely Galeano

CHE 318 A filter cake is extruded onto a screen in the form of cylinders 1/4 inch in diameter

CHE 318 A filter cake is extruded onto a screen in the form of cylinders 1/4 inch in diameter

 A filter cake is extruded onto a screen in the form of cylinders 1/4 inch in diameter and 4 inches long. The dry solid density is 120 lb/ft3. The solid loading is 8 pound of dry solid per square foot of screen surface. The bed porosity is

cloveb   792   3 Replies

Manpreet Khassria

You are comparing two different processing methods used for forming Ti6Al4V into a femoral stem of ...

You are comparing two different processing methods used for forming Ti6Al4V into a femoral stem of ...

You are comparing two different processing methods used for forming Ti6Al4V into a
  femoral stem of a hip joint prosthesis. The following diagram shows the structures that result
  from the two methods:
 

Shudson   342   2 Replies

rwe21

Below are three polymers to be examined for use as vascular graft materials: a) Poly(styrene) ...

Below are three polymers to be examined for use as vascular graft materials: a) Poly(styrene) ...

Below are three polymers to be examined for use as vascular graft materials:
  a) Poly(styrene)
 

aprdavis90   533   3 Replies

awilldd

Remote control device for Optical disc drives.

Remote control device for Optical disc drives.

https://en.wikipedia.org/wiki/Optical_disc_drive

Is it possible to design & construct a Remote control device for Optical disc drive available on Laptops, Desktops, DVD player etc?

The Remote control device will have open,

prashantakerkar   124   1 Reply

bio_man

Air conditioning system installation in Aerial Tramway.

Air conditioning system installation in Aerial Tramway.

https://en.wikipedia.org/wiki/Air_conditioning

https://en.wikipedia.org/wiki/Aerial_tramway

Is it feasible to install Air conditioning system in Aerial Tramway?

Thanks & Regards,
Prashant S Akerkar

prashantakerkar   92   1 Reply

prashantakerkar

Fountain water electrical product power consumption.

Fountain water electrical product power consumption.

Attached is the image of a Fountain water electrical product given by by ex employer on account of my birthday. The single led changes its color (Red, Green, Blue) every two seconds. It is operated with 230 V ac power mains.

1

prashantakerkar   131   5 Replies

bio_man

Railway tracks flooded with water.

Railway tracks flooded with water.

https://www.google.com/search?q=train+tracks+flooded+water+solutions&client=ms-android-lava&prmd=nisv&sxsrf=ALeKk02GONUq6akFK5rkGDiOGxkPtRSjcA:1594627227211&source=lnms&tbm=isch&sa=X&ved=2ahUKEwiD97Sr4cnqAhXGXisKHV8rDRUQ_A

prashantakerkar   594   4 Replies

bio_man

Suppose an object in your game is at the 37-pixel mark in one frame. Two frames later, it is ...

Suppose an object in your game is at the 37-pixel mark in one frame. Two frames later, it is ...

[html]Suppose an object in your game is at the 37-pixel mark in one frame. Two frames later, it is positioned at the 40-pixel mark. What is its instantaneous velocity in that fra

nyounger   175   5 Replies

Rashaun Sanders

Technician a says that the strap edges of spool valves should be rounded using 400 grit sandpaper.

Technician a says that the strap edges of spool valves should be rounded using 400 grit sandpaper.

aUTOMOTIVE  technology by John Helderman

Yung Jamma   120   1 Reply

sholey

Fiberboard material in Table Tennis boards.

Fiberboard material in Table Tennis boards.

https://en.wikipedia.org/wiki/Fiberboard

Can Fiberboard be used as a material in Table tennis game boards?

Thanks & Regards,
Prashant S Akerkar

prashantakerkar   294   3 Replies

bio_man

Car ignition key

Car ignition key

https://en.wikipedia.org/wiki/Car_key

Is it possible to replace the Car ignition key by electronic panel on/off touch screen buttons with a password (if required)?

If the driver inputs the correct password then only the au

prashantakerkar   435   1 Reply

bio_man

Your company has just developed an electrode to be implanted in the brain to measure electrical ...

Your company has just developed an electrode to be implanted in the brain to measure electrical ...

Your company has just developed an electrode to be implanted in the brain to measure
  electrical activity in terms of electrical current. After implantation in a rat brain in vivo, you
  record the following results as indicated by the s

raquelwoods14   257   3 Replies

Ez Fez

Talking / Speaking Thermometer device.

Talking / Speaking Thermometer device.

https://en.wikipedia.org/wiki/Thermometer

Is it possible to design & construct a speaking/talking thermometer regarding the temperature value displayed in degree celsius or Fahrenheit?

Is it possible to integrate a sound cir

prashantakerkar   271   1 Reply

bio_man

Emergency brakes in Trains.

Emergency brakes in Trains.

https://en.wikipedia.org/wiki/Emergency_brake_(train)

https://www.google.com/search?q=chain+pull+in+train&prmd=ivsn&sxsrf=ALeKk01ukcGEqZ3CIfS1FvAky-GdCDAmCg:1586581195050&source=lnms&tbm=isch&sa=X&ved=2ahUKEwi

prashantakerkar   287   4 Replies

bio_man

For a steady-flow process at approximately atmospheric pressure, what is the entropy change of the

For a steady-flow process at approximately atmospheric pressure, what is the entropy change of the

For a steady-flow process at approximately atmospheric pressure, what is the entropy change  of the gas:

a) when 10 mol of SO2 is heated from 200 to 100oC?
b) when 2 mole of propane is heated from 250 to 200

cloveb   357   2 Replies

Doan Nguyen