लैपटॉप चार्जर के सॉकेट के पास क्यों होता है एक काला गोल हिस्सा?

Why-a-black-rounded-part-in-the-Laptop-Charger-socket ?

लैपटॉप चार्जर के सॉकेट के पास क्यों होता है एक काला गोल हिस्सा?

अगर आपने लैपटॉप का एडैप्टर (चार्जर) ध्यान से देखा है तो कभी न कभी आपके दिमाग में यह बात भी जरूर आई होगी कि इस चार्जर के सॉकेट के पास यह काले रंग का छोटा सा सिलेंडर रूपी हिस्सा क्यों होता है.

यह हो सकता है कि आप इसे यूं ही बेकार समझें लेकिन कंप्यूटर-टेक्नोलॉजी विशेषज्ञों के लिए यह लैपटॉप का बहुत महत्वपूर्ण हिस्सा है. सिलेंडरनुमा यह काला-सफेद हिस्सा मॉनिटर, प्रिंटर, वीडियो कैमरा, एचडीएमआई केबल और अन्य कंप्यूटर उपकरणों के केबल (तार) में लगा हुआ देखा जा सकता है.

कई नाम है इसके

सिलेंडरनुमा इस हिस्से को फेराइट बीड या फेराइट चोक या फेराइट सिलेंडर के नाम से भी जाना जाता है. इसके अलावा इसे ब्लॉक्स, कोर्स, रिंग्स, ईएमआई फिल्टर्स या चोक्स भी कहा जाता है.

Some-Amazing-Facts-about-Google-www.KICAonline.com

Some Amazing Facts about Google-www.KICAonline.com

Some-Amazing-Facts-about-Google-www.KICAonline.com

A googol is a large number equal to (i.e., a 1 with 100 zeros following it). Written out explicitly.

1. Google's original name was BACKRUB. Then Google came as the spelling mistake of word "Googol". May be that's why googlers get free massages in office.
2. Google's headquarter is called "Googleplex" which means the number equivalent to ten raised to the power of a googol.
3. In Googleplex, TGIF (Thank God Its Friday) used to happen on each friday as weekly all-hands where Larry, Sergey and other googlers discuss about Google. As friday afternoon at Mountain view was too late for other offices of google worldwide, now it happens on each thursday and its

What-are-some-amazing-facts-about-Google-or-Microsoft-www.KICAonline.com

What are some amazing facts about Google or Microsoft?

What-are-some-amazing-facts-about-Google-or-Microsoft-www.KICAonline.com

The Google reCAPTCHA Project

We have all come across the ubiquitous captcha - the colourful images with distorted text - a reverse Turing test of sorts. These work because no algorithm at present can read distorted text as well as we humans do. However not all the distorted texts are unreadable by machines. About 200 million captchas are solved everyday, amounting to more than 150,000 hours of work each day. Considering the numbers involved, a safe captcha generation system was needed. Enter Google reCAPTCHA. To make a positive use of this immense human effort, the reCAPTCHA channels the effort spent solving captcha online into "reading" books.

To archive human knowledge and to make information more accessible to the world, multiple projects are digitizing physical books that were written before the computer age. The book pages