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Abhishek Rawal
@abhishek-fg9tRh • Dec 10, 2025

Dec 10, 2025
2.1K

Magnetic Door Locks. How Does It Work ?

I would like to know the construction & working(in detail) of magnetic door locks. Few questions : - The magnets in locks are temperory magnets or permanent ? - If...

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Simran Jha
@CUzsqV1 • Dec 10, 2025

Dec 10, 2025
1.3K

Social Media – The Modern Fuel Behind Powerful Branding**

Social media has transformed into one of the strongest tools for shaping how people view a brand. What once started as a platform for casual updates has now become a...

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Simran Jha
@CUzsqV1 • Dec 10, 2025

Dec 10, 2025
774

Social Media – The Modern Fuel Behind Powerful Branding**

Social media has transformed into one of the strongest tools for shaping how people view a brand. What once started as a platform for casual updates has now become a...

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Droopy
@droopy-gD1JUl • Dec 9, 2025

Dec 9, 2025
1.8K

Ground Fault Problem

Hey guys, I am a part time BSEE student while I work my full time job as an industrial electrician. I ran into a problem that is stumping me that...

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mohammed irfan
@mohammed-irfan-HDp5cc • Dec 9, 2025

Dec 9, 2025
1.9K

technical seminar based on airconditioning

hi my name is irfan and i am new to this site.i am a final year mechanical engineering student and i am searching for a topic for technical seminar based...

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Saugata
@saugata-KwZadq • Dec 9, 2025

Dec 9, 2025
1.7K

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
1.6K

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
1.5K

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
1.3K

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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Quiz Medium

Time limit: 10 sec Best 0.924s

Which energy trend is scaling the quickest globally?

Practice play. This does not enter the leaderboard.

Press A, B, C, D to answer

Top players

Fastest correct answers

First place
Anushka Gulia @chirpy-cabin

0.924s Time to beat

Second place
Arjun Jamgade @neat-biryani

2.451s

Third place
vineetha @curious-fan

3.849s

Place 4
Ian Naboth @9wg1bxX

8.264s

Fastest correct answers rank highest.
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Quiz Hard

Time limit: 15 sec Best 1.171s

What is the core promise of Quantum Computing?

Practice play. This does not enter the leaderboard.

Press A, B, C, D to answer

Top players

Fastest correct answers

First place
Anushka Gulia @chirpy-cabin

1.171s Time to beat

Second place
Kiruthika Murugan @uah3UMD

4.522s

Fastest correct answers rank highest.
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Quiz Medium

Time limit: 10 sec Best 0.804s

Which metal is liquid at room temperature?

Practice play. This does not enter the leaderboard.

Press A, B, C, D to answer

Top players

Fastest correct answers

First place
Anushka Gulia @chirpy-cabin

0.832s Time to beat

Second place
Khushali Vagda @swift-dog

0.847s

Third place
Nandhini s @bouncy-bear

1.508s

Place 4
Priya Mehta @priya-mehta

1.715s

Place 5
Arjun Jamgade @neat-biryani

2.266s

Place 6
arunkumar s @DHPI8iy

2.893s

Place 7
Sudesh Ajagekar @sudesh

2.918s

Place 8
Anushree Dhibar @tidy-paratha

4.832s

Place 9
vineetha @curious-fan

6.419s

Fastest correct answers rank highest.
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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
475.7K

Discussion Topic: The Importance of Digital Platforms in Utility Management

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

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

Dec 1, 2025
2.3K

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...

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Kaustubh Katdare
@thebigk • Jul 8, 2026

Jul 8, 2026
2.5K

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
1.7K

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
1.6K

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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