CrazyEngineers

Kaustubh Katdare
@thebigk • Nov 28, 2025

Nov 28, 2025
2.0K

19 Years of CrazyEngineers. Started alone in a Bedroom. Spread Across 180+ Countries.

Nineteen years ago today, On 26 November 2005 - CrazyEngineers was launched from a bedroom. A simple idea - to create a place for engineers to connect with each other...

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Kaustubh Katdare
@thebigk • Nov 28, 2025

Nov 28, 2025
1.5K

Renault Twizy Goes Firefighting

Renault's Twizy has been adopted to fire-fighters' needs. The company had demonstrated Twizy back in 2009 at the Frankfurt Motor Show as a two seater designed for urban transport. Twizy...

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Ramani Aswath
@ramani-VR4O43 • Nov 28, 2025

Nov 28, 2025
1.6K

Self cleaning surfaces - Candle Soot coating sheds both warter & oil

Amphiphobic - Repelling both oil and water is the remarkable property of this nano material film devloped by researchers at the Max Planck Institute for Polymer Research, Darmstadt, Germany. Nothing...

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ronvieky
@ronvieky-RmIqBm • Nov 27, 2025

Nov 27, 2025
1.5K

HVAC - Clean rooms?

Hi. I've got a big problem. I recently graduated in mechanical engineering, and joined a Medical device manufacturin company. I wish to know, what are the requirements of a Medical...

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anandhraj.k
@anandhrajk-Xut1S8 • Nov 26, 2025

Nov 26, 2025
1.6K

Automatic weighting system for LPG cylinder to monitor and report to the booking office

Project Abstract / Summary : Automatic weighting system for LPG cylinder to monitor and report to the booking office We proposed a project tittled as “automatic weighting system for LPG...

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Debasmita Banerjee
@debasmita-9A90wv • Nov 26, 2025

Nov 26, 2025
1.7K

Electronic Displays Could Soon Replace Labels On Packaged Product

Have you ever seen the Power Ranger Time Force âA blue streak" episode where driver Lucas Kendall showcased an electronic 3D driver licence which popped up information regarding his expertise?...

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BHUVANESH PERIYASAMY
@bhuvanesh-periyasamy-DLoGDI • Nov 24, 2025

Nov 24, 2025
2.4K

Online Transmission of Electricity

Is it possible to convert the electricity to digital data and transmit through the internet Do you have any Idea.....?

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Kaustubh Katdare
@thebigk • May 26, 2026

May 26, 2026
1.6K

Investing in real estate - how to know when is the right time?

CEans, I would like all of us to discuss an important topic of investments. I'm a fan of real estate investments and I'm trying to update my knowledge about investing...

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PRADIP CHAKRABORTY
@pradip-IwDCOf • Nov 19, 2025

Nov 19, 2025
1.1K

FILTER FOR LIQUID NITROGEN

I want to design a Liquid Nitrogen pouring system for the Charge Coupled Device(CCD) of a Telescope. Please suggest the model/manufacturer for the suitable fluid filter, which could be used...

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gopaldeshpande
@gopaldeshpande-gfHC7U • Nov 18, 2025

Nov 18, 2025
1.5K

Structural design of a residential building of 7 floors from scratch?

How is the structural design of a residential building of 7 floors done right from the beginning with examples. If you have all the necessary data, then please mail me...

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Harshad Italiya
@harshad-ukH5ww • Nov 15, 2025

Nov 15, 2025
2.6K

Happy Birthday CEan-NM !!

Wishing you many many Happy Returns of the Day #-Link-Snipped-# Where is the Party ?🎉

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Debasmita Banerjee
@debasmita-9A90wv • Nov 6, 2025

Nov 6, 2025
1.7K

Newly Devised Image Analysis Lab-Tool To Be A Boon For Cancer Detection

A bet on life â incorporating a full-fledged laboratory inside a smartphone, this is how the world seems to reciprocate the upcoming application, ready to vanquish Cancer. A group of...

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Anoop Kumar
@anoop-kumar-GDGRCn • Nov 6, 2025

Nov 6, 2025
1.8K

[Games] Any PC games suggestion for single player

After almost 4 years I am back on desktop system. Please suggest some games which I can play on single PC. I have earlier played and liked games like Counter...

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RealWire
@realwire-jxdmmG • Nov 5, 2025

Nov 5, 2025
1.2K

Prysmian To Showcase Latest FTTH R&D Results at Lisbon Conference

Milan, 22 February 2010 – Prysmian, world leader in the energy and telecommunications cables industry, will this week unveil the rewards of its focus on FTTH Research and Development, when...

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bhuvan
@bhuvan-X3dzlh • Nov 3, 2025

Nov 3, 2025
11.5K

Mini Project Ideas For Mechanical Engineering - 2023

We have compiled a list of mechanical engineering mini-project ideas that are easy to implement and cost very well under Rs. 10,000. Most of the projects discussed cost under Rs....

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Abhishek Rawal
@abhishek-fg9tRh • Oct 31, 2025

Oct 31, 2025
2.2K

GooglePlayDownloader : An App To Download APK From PlayStore

You heard it right. #-Link-Snipped-# developed by few awesome devs which will let you download any app's apk directly on PC. Source : #-Link-Snipped-# Go compile !!!

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Anoop Kumar
@anoop-kumar-GDGRCn • Oct 30, 2025

Oct 30, 2025
7.4K

KBC (Kaun Banega Crorepati) Double Dip vs. 50/50

One of the lifeline of <a href="https://en.wikipedia.org/wiki/Kaun_Banega_Crorepati#Biggest_Winners" target="_blank" rel="nofollow noopener noreferrer">Kaun Banega Crorepati Biggest Winners</a> was Fifty-Fifty (50/50) which is replaced by Double Dip in fifth season and still in...

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Difficulty - Hard

Total Plays - 112

Allowed Time - 15 sec

Best time - 1.063

The average of five consecutive even numbers is 24. What is the smallest number?

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#A

#B

#C

#D

Explanation:
Average = middle term = 24. Numbers = 20, 22, 24, 26, 28. Smallest = 22.

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Difficulty - Hard

Total Plays - 63

Allowed Time - 15 sec

Best time - 1.448

The ratio of speeds of two cars is 4 : 5. If the faster car covers 300 km in 3 hours, how long will the slower car take?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
Faster car’s speed = 300/3 = 100 km/h. Slower = 100 × 4/5 = 80 km/h. Time = 300/80 = 3.75 ≈ 4 hours.

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Difficulty - Medium

Total Plays - 54

Allowed Time - 10 sec

Best time - 1.124

A sum doubles in 8 years at simple interest. In how many years will it triple?

Tip: Click "Play" to reveal options and start playing.

#A

#B

#C

#D

Explanation:
If it doubles in 8 years, the interest earned = principal. To triple, interest = 2× principal. So time = 8 × 2 = 16 years.

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