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Kaustubh Katdare

Administrator • Updated: June 23, 2025 • 01:41 PM (IST)

India’s E-Passports Are Here: Biometric Chips, Faster Travel, Zero Fraud

India just leveled up its travel game. The government has officially rolled out chip-based biometric e-passports across the country, and it’s a tech upgrade that’s got our engineering hearts racing....

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PRADIP CHAKRABORTY

Member • 3w

Cam for Inclined Cam Mechanism

Please let me know the manufacturing process of the cam , required for inclined Cam Mechanism equipment.

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Kaustubh Katdare

Administrator • Updated: June 26, 2025 • 08:09 AM (IST)

iOS 18.4.1 Update and Issues: Balancing Critical Security Fixes with Emerging User Concerns

Apple recently released iOS 18.4.1 to patch two critical security vulnerabilities that were reportedly being exploited in targeted attacks. While the update is essential for safeguarding devices against these threats,...

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Kaustubh Katdare

Administrator • 3w

OpenAI's Social Network Vs Twitter - The Battle for Real-Time Data

I’m sure you’ve heard the news of OpenAI planning to build its own social network like “X”. One may wonder why’d an AI company want to build a social network....

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Kaustubh Katdare

Administrator • Updated: April 13, 2025 • 06:35 PM (IST)

Samsung’s New Odyssey Neo G9 Monitor Packs Dual UHD Resolution and Mind-Blowing Visuals

TL;DR: Samsung just announced the massive 57-inch Odyssey Neo G9 gaming monitor, featuring dual UHD (7,680 x 2,160) resolution, a rapid 240Hz refresh rate, and Quantum Mini LED technology for...

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Difficulty - Easy

Total Plays - 22

Allowed Time - 5 sec

Best time - 4.447 sec

Identify this famous personality

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

#A

#B

#C

#D

Explanation:
Linus Benedict Torvalds is a Finnish software engineer who is the creator and lead developer of the Linux kernel

Leaderboard
Difficulty - Hard

Total Plays - 36

Allowed Time - 15 sec

Best time - 15 sec

A father is 36 years old and his son is 6. In how many years will the father be exactly three times as old as the son?

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

#A

#B

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#D

Explanation:
In 9 years, father will be 45 and son will be 15. 45 is 3 times 15.

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Difficulty - Medium

Total Plays - 19

Allowed Time - 10 sec

Best time - 5.218 sec

Identify the next number in the series -

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

2 -> 3 -> 5 -> 7 -> 11 -> [ ? ]

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Explanation:
These are prime numbers. 13 is the next prime after 11.

Leaderboard
Difficulty - Medium

Total Plays - 26

Allowed Time - 10 sec

Best time - 10 sec

If it takes 5 machines 5 minutes to make 5 widgets, how long would 100 machines take to make 100 widgets?

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#A

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Explanation:
Each machine makes 1 widget in 5 minutes. So 100 machines will make 100 widgets in 5 minutes, working in parallel.

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Difficulty - Medium

Total Plays - 18

Allowed Time - 10 sec

Best time - 10 sec

What does a capacitor store?

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#D

Explanation:
A capacitor stores energy in the form of an electric field between its plates. It doesn't store current or voltage directly.

Leaderboard
Difficulty - Hard

Total Plays - 31

Allowed Time - 15 sec

Best time - 2.128 sec

What is the antonym of “Obscure”?

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#A

#B

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#D

Explanation:
"Obscure" means unclear or hidden. Its opposite is clear.

Leaderboard
Difficulty - Medium

Total Plays - 27

Allowed Time - 10 sec

Best time - 4.445 sec

Choose the word that best fits the sentence:

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He is very good ___ playing chess.

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Explanation:
The correct preposition after "good" (when talking about skill) is "at".

Leaderboard
Difficulty - Medium

Total Plays - 31

Allowed Time - 10 sec

Best time - 10 sec

Identify Next Number In the Series: 2, 6, 12, 20, 30, ?

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

#A

#B

#C

#D

Explanation:
The pattern is +4, +6, +8, +10, +12... So, 30 + 12 = 42

Leaderboard
Difficulty - Medium

Total Plays - 25

Allowed Time - 10 sec

Best time - 1.610 sec

Identify this commonly used engineering tool

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

#A

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#D

Explanation:
A claw hammer is used for driving nails into wood and removing them using the curved claw. It’s a common tool in carpentry and general household repairs.

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Difficulty - Medium

Total Plays - 27

Allowed Time - 10 sec

Best time - 4.515 sec

Identify this famous logo of famous energy drink

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

#A

#B

#C

#D

Explanation:
This is the logo of famous energy drink "Red Bull"

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