The Modern PC Turns 30

From Wired Top Stories:

The revolutionary IBM 5150 landed 30 years ago today. This gallery celebrates the IBM 5150 and nine other major milestones that helped the personal computer achieve its invaluable, and ubiquitous, place in society.

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Do EVs Make You Anxious?

The industry does a lot of minimizing of so-called "range anxiety" in electric vehicles. Oh, nobody ever really drives more than 100 miles in a day, they say. Those EV owners are just being ninnies, they say. Sure, in a world where everything worked exactly as advertised, it might be an irrele

Siemens SM 332 Analog Output

Hello,me again!

Just a simple question about a Siemens module showing a fault (red LED). Before to go any farther i would like to know if the new card # 6ES7 332-7ND02-0AB0 is an improved replacement for the original card # 6ES7 332-7ND00-0AB0 which is maybe ten years old?

Overclocking a Spy Pen

I have one of those silly Chinese spy pens that scales up the 640 by 480 video to 1280 by 1024. This results in jerky video at 12 frames per second. I was wondering if it would be possible to swap the two clock crystals inside for ones of a higher frequency in order to get a better frame rate. I thi

Job And Work Of A Mechanical Engineer

what is the job of a mechanical engineer excactly there in a company.............

nd what are the jobs there in foreign based on mechanical engg...

plsss help me because i want to do job in foreign not in india...

sparsh gupta

srm university

new dehli

india

Capacitors In Inverters ??

our UPS (uninterrupted power supply ) system has a single phase ,230 VAC inverter module fed by a 110 VDC battery bank. at the ouput of the inverter is a single phase 15KVA transformer and 2 No capacitors of 200μF are connected across secondary terminals of this 15KVA transformer . what is the

Switchgears Preventive Maintenance

a main portion of the preventive maintenance of our switchgears is cleaning of dust , especially from the filters of cooling fans installed on our UPS inverter and charger modules. the staff cleans the dust with external blowers which blows the dust off in the air . i do not like this method of remo

Making Mini Projects Using Lathe

sir ,,,,,, actually i have to make a mini project using lathe machines operations... so you please suggest me what kind of project should i submit...

project should take not more than 2 or 3 days..........

SPARSH GUPTA

(mechanical engg.)

srm university

Dell Laptop Troubleshoot

My dell laptop will not pop up its normal log in page, the only thing that pops up is one single log in that says "other user" and i don't have a password for that and the laptop wont let me in to anything. Please help its massively urgent thanks.

Total Back Up Of Computer

What do you all use for a TOTAL and I mean TOTAL....BACK UP for your computer.

AutoCAD, videos, email, pictures, program files,..... total.

I am looking for something that will hold EVERYTHING in the case of a total melt down. Something that holds everything and can be downloaded into a NEW comput

Are Nanocoatings the Future of Sustainable Surfaces?

From improving the efficacy of solar cells to creating anti-microbial clothing, the future of surface treatments seems to be nanotechnology. The pursuit of nanoparticle-based coatings is also promoting the innovation of other technologies to support the process, such as the high-temperature gel perm

Are You Ready for Worst Case Scenarios?

Hospitals have emergency response plans in place for when disaster strikes the community, but what about when disaster strikes the hospital? How well is your facility prepared to face that eventuality? How can you train and drill staff without disrupting regular activities? Should there be a nationa

Will Prettier Power Make a Difference?

Communities often complain about wind turbines, power plants, and power poles —calling them eyesores. Now, energy companies are working with architects to make more visually-appealing designs. Do you think people will be more accepting of power generation in their communities if the facilities