Home | CrazyEngineers

myselfkhan
@myselfkhan-ugAmf2 • Jun 12, 2025

Jun 12, 2025

2.0K

Technology difference between FPR 3D TV & SG 3D TV:

FPR (Film-Type Patterned retarder) 3D; Lightweight 3D glasses without power batteries, comfortable to use for long time. No image flickering occur since, no dizziness or no eye fatigue. Bright 3D...

Like 0 Replies 35
Avijit Swami
@avijit-swami-bjZTFN • Jun 5, 2025

Jun 5, 2025

2.7K

Internship Experience at < Chittaranjan Locomotive Works (C.L.W) >

My self Avijit Mondal ,a student of E.E. 7th sem from Asansol Engineering College.Now I am going to share my internship story with CrazyEngineers.com When I was at my 6th...

Like 0 Replies 1
shubhi
@shubhi-Z4sVsz • Jun 4, 2025

Jun 4, 2025

2.2K

Major project in computer science

Hi, i am shubhi, currently in the final year of computer science engineering and as per the curriculum, i need to do a project in a team(size depending on complexity...

Like 0 Replies 26
PRADIP CHAKRABORTY
@pradip-IwDCOf • Jul 16, 2025

Jul 16, 2025

21.9K

Cam for Inclined Cam Mechanism

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

Like 5 Replies 0
Kaustubh Katdare
@thebigk • Sep 26, 2025

Sep 26, 2025

22.3K

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...

Like 3 Replies 0
Difficulty - Easy

Total Plays - 115

Allowed Time - 5 sec

Best time - 2.953

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 - 177

Allowed Time - 15 sec

Best time - 0.457

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

#C

#D

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

Leaderboard
Difficulty - Medium

Total Plays - 123

Allowed Time - 10 sec

Best time - 1.603

Identify the next number in the series -

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

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

#A

#B

#C

#D

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

Leaderboard
Difficulty - Medium

Total Plays - 129

Allowed Time - 10 sec

Best time - 0.632

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

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

#A

#B

#C

#D

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

Leaderboard
Difficulty - Medium

Total Plays - 121

Allowed Time - 10 sec

Best time - 0.582

What does a capacitor store?

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

#A

#B

#C

#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 - 113

Allowed Time - 15 sec

Best time - 0.515

What is the antonym of “Obscure”?

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

#A

#B

#C

#D

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

Leaderboard
Difficulty - Medium

Total Plays - 111

Allowed Time - 10 sec

Best time - 1.262

Choose the word that best fits the sentence:

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

He is very good ___ playing chess.

#A

#B

#C

#D

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

Leaderboard
Difficulty - Medium

Total Plays - 105

Allowed Time - 10 sec

Best time - 0.887

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 - 93

Allowed Time - 10 sec

Best time - 1.610

Identify this commonly used engineering tool

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

#A

#B

#C

#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.

Leaderboard
Difficulty - Medium

Total Plays - 93

Allowed Time - 10 sec

Best time - 1.562

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"

Leaderboard
Difficulty - Medium

Total Plays - 76

Allowed Time - 10 sec

Best time - 3.289

Choose the word most similar in meaning to: "Eloquent"

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

#A

#B

#C

#D

Explanation:
“Eloquent” refers to clear, strong, and persuasive speech or writing.

Leaderboard
Difficulty - Medium

Total Plays - 70

Allowed Time - 10 sec

Best time - 2.642

What is the next number in the series?

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

2 -> 4 -> 8 -> 16 -> ??

#A

#B

#C

#D

Explanation:
Each number is multiplied by 2 to get the next number (2×2=4, 4×2=8, etc.).

Leaderboard
Difficulty - Hard

Total Plays - 83

Allowed Time - 15 sec

Best time - 1.597

A clock shows the time as 3:15. What is the angle between the hour and the minute hands?

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

#A

#B

#C

#D

Explanation:
At 3:15, the minute hand is at 3 (i.e., 90°), and the hour hand is slightly ahead of 3. Every minute, the hour hand moves 0.5°, so in 15 minutes, it moves 7.5°. So, angle between them = 90° - 7.5° = 7.5°.

Leaderboard
Difficulty - Medium

Total Plays - 73

Allowed Time - 10 sec

Best time - 1.230

Engineers' Day in India is celebrated on September 15 to honor which famous Indian engineer?

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

#A

#B

#C

#D

Explanation:
Mokshagundam Visvesvaraya was a legendary civil engineer and Bharat Ratna awardee. His birthday, September 15, is celebrated as Engineers' Day in India.

Leaderboard
Difficulty - Medium

Total Plays - 77

Allowed Time - 10 sec

Best time - 1.035

CrazyEngineers was founded in which year?

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

#A

#B

#C

#D

Explanation:
CrazyEngineers was founded in 2005 to bring together engineers from around the world to share ideas, projects, and innovations.

Leaderboard