CrazyEngineers

Saugata
@saugata-KwZadq • Dec 9, 2025

Dec 9, 2025
1.6K

Airconditioning anomaly

An air-conditioned classroom is maintained at 72◦F in the summer. The students attend classes in shorts, sandals, and tee shirts and are quite comfortable. In the same classroom during the...

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maria flor
@maria-flor-8cAkif • Dec 8, 2025

Dec 8, 2025
1.5K

House Paint Samples On Wall

Before you paint your home, Watch This Video [video=youtube;YCMmDuhXNFc]https://www.youtube.com/watch?v=YCMmDuhXNFc&feature=mfu_in_order&list=UL[/video]

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maria flor
@maria-flor-8cAkif • Dec 8, 2025

Dec 8, 2025
1.4K

How to Design a Home Plumbing System

How to Design a Home Plumbing System Instructions: Waste Water System 1.Decide where to place your main stack. The main stack is a large pipe, usually 3 or 4 inches...

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Ramani Aswath
@ramani-VR4O43 • Dec 8, 2025

Dec 8, 2025
1.2K

Moving house is common. Moving a 6,200 Ton Building?

An amzing feat of moving an entire 122 year old building, the Machine Factory Oerlikon building in Zurich, by 60 metres foundation and all is on. #-Link-Snipped-#

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Mike Paul
@mike-paul-ZdpixD • Dec 8, 2025

Dec 8, 2025
1.7K

Insulation under radiant floor heating system?

Hey friends, We just put in a hot-water radient floor heat system. We need to insulate under the floor in the crawlspace. Contractor says use bats, plumber says use board-type...

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Difficulty - Medium

Total Plays - 82

Allowed Time - 10 sec

Best time - 0.924 sec

Which energy trend is scaling the quickest globally?

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

#A

#B

#C

#D

Explanation:
Solar and wind installations are growing aggressively because of falling costs and policy pushes.

Leaderboard
Difficulty - Hard

Total Plays - 71

Allowed Time - 15 sec

Best time - 1.171 sec

What is the core promise of Quantum Computing?

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

#A

#B

#C

#D

Explanation:
Quantum computers exploit superposition and entanglement to solve certain problems exponentially faster.

Leaderboard
Difficulty - Medium

Total Plays - 74

Allowed Time - 10 sec

Best time - 0.804 sec

Which metal is liquid at room temperature?

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

#A

#B

#C

#D

Explanation:
Mercury stays liquid around 25°C while most metals are solid.

Leaderboard
VivianLaura
@vivianlaura-sg3svF • Dec 4, 2025

Dec 4, 2025
1.3K

Can pre-cast concrete foundation walls be used to repair/replace a failing foundation

My house is 42 years old and the foundation walls are failing, the basement floors are cracking, the living room is sloping. I definitely need to find a solution fast....

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asif ali
@MGPpdcJ • Dec 2, 2025

Dec 2, 2025
475.5K

Discussion Topic: The Importance of Digital Platforms in Utility Management

Discussion Topic: The Importance of Digital Platforms in Utility ManagementHi fellow engineers! 👋As we all know, technology is rapidly changing how we manage everyday tasks, from paying bills to monitoring...

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Ankit Litoriya
@ankit-litoriya-E1enaJ • Dec 1, 2025

Dec 1, 2025
2.1K

Cheat Sheets For C / C++

Hello Friends, Do anyone please help me in getting some good cheat sheets related to C , C++. Very thankful if able to find on Vim editor and android and...

Like 0 Replies 5
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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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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