Ramani Aswath
@ramani-VR4O43 Member
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Replied #Discussions
How many cubes are on the trailer?
The only solution that is consistent with the three drawings seems to be one cube located at centre left in the top view. The red square...
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In a room of 100 people, 99% are left-handed. How many people need to leave to bring it down to 98%?
50 lefties have to leave. The lone right hander should not leave. That leaves 1 RH and 49 LH. That gives (49 LH/ 50 total)x 100...
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Answer: You have been given an elephant ... What would you do with the elephant?
The elephant is a vegetarian. No significant carbon emissions. 3D print a properly designed Howdah for a mobile office. Power pack can hang between the legs.
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question for Radiation techs
Dark glasses attenuate visual radiation, ear muffs attenuate acoustic radiation. Likewise various shields can attenuate various radiations. Depends on the type and wavelength.
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Whats Ohms law equivalent in magnetic fields?
I am unaware of an equivalent law. Maybe Ampere's law relating Magneto motive force to the number of turns in a coil and the current can...
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Orient Cloud 3 Fan with CloudChill Technology : Better than AC/Cooler?
Most experts agree that air for breathing should be between RH 40 to 70%. Higher humidities can lead to problems , especially for asthmatics. Even for...
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Two questions about heat exchanger
I feel that 200,000 is pretty high. In any case friction factor for 10,000 to 100,000 does not vary much. The drawing shows individual fins and...
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Orient Cloud 3 Fan with CloudChill Technology : Better than AC/Cooler?
There is no technical difference between this and the desert cooler. Both work on the same principle water removes 0.56 kcal of heat for every gram...
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torque multiplication
<a href="https://www.societyofrobots.com/mechanics_gears.shtml" target="_blank" rel="nofollow noopener noreferrer">How to Build a Robot Tutorials - Society of Robots</a> #-Link-Sni...
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What do biomedical engineers do on a daily basis?
In the hospital context, they maintain all healthcare systems, equipment, gas supply systems and such. They do not take part in actual clinical procedures. They work...
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Chris Guillebeau and The $100 Startup are in Bangalore 7PM 3/12/2012
Durga, ET, really missed meeting up. Why not you two write up a more detailed piece for us all for the news category. You may trigger...
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Can an engineer become a doctor?
I had a classmate in Chemical Engineering at Andhra University back in the late 1950s. He passed out , went to USA and became a good...
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nyone interested in The future world of engineering - skills
A recording of the session: Panel session recording: The future world of engineering skills and careers https://www.theengineer.co.uk/content/videos/panel-session-recording-explori...
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What should we work on next?
If the discussions are ongoing, it may be helpful for such to be upfront.
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Chemical that keeps mineral water chilled for long time
Why don’t CEans do some very basic thermal calculations? They will then know that this is theoretically impossible.
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Pune or Indore - Best city to study engineering?
What’s wrong with Pune? You will know on CE that the best place for engineering is inside your own head.If you have a hankering for it,...
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Boolean algebra. Need help please
#-Link-Snipped-#<a href="https://www.google.co.in/search?q=nptel+boolean+algebra&ie=UTF-8&oe=UTF-8&hl=en-in&client=safari" target="_blank" rel="nofollow noopener noreferrer">nptel...
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Are you prepared for the new Groups + Discussions merger?
Suppose a post put up in general category also has a special group relevance (happens often) can the poster have an option to classify it under...
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What should come in the place of question mark? Can you find the pattern?
B 14, I think.Subtract 1 from each peripheral number and multiply all.(4-1)x(3-1)x(5-1) = 3x2x4 = 24(3-1)x(7-1)x(2-1) = 2x6x1 = 12So, (8-1)x(3-1)x(2-1) = 7x2x1 = 14
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What are the best open innovation platforms/communities for engineers?
Two (best or not) are:Engineers Without Bordershttp://ewb-international.com/Engineering World Healthhttps://www.ewh.org/
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How do I calculate the future cooling demand
Since it is a green house, solar radiation will be the maximum load, added to this will be the 1700.05 kW from lighting. The peak worst...
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How do I calculate the future cooling demand
Just what I suspected. Then the roof is probably glass, maybe tinted, which will reduce the transmitted solar wattage. Greenhouses are used when the outside ambient...
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How do I calculate the future cooling demand
What is this total area of 7700 m^2? Floor area? Area of walls plus floor plus roof.It is impossible to get any meaningful figure unless one...
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Will a load below the fatigue limit cause breakage on a piece of immobile iron?
At ambient temperatures and stress levels well below the yield stress there should be no relaxation in a truly elastic material.In some old churches in Europe...
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How do I calculate the future cooling demand
Thee are too many loose ends in the description. If the total area is 7700 m^2, it cannot all be in one plane. The biggest heat...
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What is mean by MIG in electrode
I am guessing. MIG may refer to Metal Inert Gas welding. Consumable electrodes are used for this.#-Link-Snipped-#
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Stress relaxation limit for steel
Stress relaxation is more applicable to viscounts-elastic material like glass, polymers and composites.Steel, within the elastic limits at ambient temperatures, is quite unlikely t...
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Will a load below the fatigue limit cause breakage on a piece of immobile iron?
Consider this. The bottom portion of the column has been under more than 5 tonnes compressive load since 402 AD. However, it is only 5 kg/sqcm,...
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Will a load below the fatigue limit cause breakage on a piece of immobile iron?
Creep happens at a higher temperature. Nothing much happens at ambient temperatures.Here is a description of the famous iron pillar at Delhi built in 402 AD,...
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Will a load below the fatigue limit cause breakage on a piece of immobile iron?
Creep is another process that can cause problems in certain metals even when they are stressed well below their yield strength. In the case of iron...
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Will a load below the fatigue limit cause breakage on a piece of immobile iron?
Not likely. However, stress corrosion cracking is possible in such cases.#-Link-Snipped-#<a href="https://en.wikipedia.org/wiki/Stress_corrosion_cracking" target="_blank" rel="nofo...
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How to remove water from liquid digestate?
My apologies. Sea water has nearly 3.5% salt not 1%, almost the same solid content as the residue you are looking at.
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Internship at BHEL for second year biomedical engineering student
Where are you doing your biomedical engineering studies?Aravind eye hospital in Puducherry does some amount of biomedical research related to sight. Have you checked out if...
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How to remove water from liquid digestate?
In my opinion the solar open pond evaporation process used for salt from sea water ( solid content about 1%) can be applied to this. It...
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Why does a motor take 1 ampere when current passes through auxiliary contacts, whereas it takes 10 ampere?
In a single phase motor, W= VxIx cos(phi).Full load current of a 1 hp induction motor will be about 8 amps taking into account power factor.You...
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Why does a motor take 1 ampere when current passes through auxiliary contacts, whereas it takes 10 ampere?
The question is not clear. A sketch of the circuit may help.
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How to create awesome PPT for seminar
#-Link-Snipped-# has given (without a PPT!) all that needs to be done.If the audience are peers, you can be technical all the way. If it is...
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Uses of slew rate or rise time.
<a href="https://ieeexplore.ieee.org/abstract/document/1084518" target="_blank" rel="nofollow noopener noreferrer">A model for slew-induced distortion in single-amplifier active fi...
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How to convert cable thermal losses [Watts] into enthalpy?
1 kwhr = 860 kcals 15 watts adds 13 kcals of heat in an hour. That much extra has to be removed by the cooling system.
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Im asking of ideas to add to my project also how to calculate how much solar panels generate?
A solar tree is a large scale solar power generator. Why do you need that for charging phones? Solar trackers themselves need power and are complicated...
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The jet propulsion with closed combustion type
The crucial issue may have to do with the door mechanism.How do the doors open and close? What is the fatigue life for such a mechanism?
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Why zener diode conducts currents in reverse but why not semiconductor diode?
<a href="https://nptel.ac.in/courses/122106025/9#" target="_blank" rel="nofollow noopener noreferrer">NPTEL IITm</a>
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Graduation research project about using FRP for strengthening tubes
This is not about tubes. However, it does cover Civil engineering applications:#-Link-Snipped-#
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Graduation research project about using FRP for strengthening tubes
<a href="https://scholar.google.co.in/scholar?hl=en&as_sdt=0%2C5&q=thin+walled+composite+tubes&btnG=" target="_blank" rel="nofollow noopener noreferrer">Google Scholar</a>
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Graduation research project about using FRP for strengthening tubes
This is a materials science project. FRP tubes are mature products. Any number of them are freely available in the market. What is the specific research...
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