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The Best Smart Android Phones under ₹ 30000

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  The Best Android Phones under  ₹ 30, 000 1 . Oneplus Nord 5 G This is one of the best android phone under ₹ 30000 with  nice configurations. Though initially it's camera seems to be under expectations but after first OTA update it has turned out to be a nice one. Salient features : Storage : 12 GB ram 256 GB internal memory (non expandable)  Rear camera : 48 MP + 8 MP + 5 MP + 2 MP Front camera : 32 MP + 8 MP with 4K video at 30/60 fps and 1080 video at 30/60 fps Display : 6.44 inch with refresh rate 90 Hrtz, fluid Amoled 2400×1080 resolution, 408 ppi Processor : Qualcomm Snapdragon 765G Octa core processor with GPU Adreno 620 Battery : 4115 mAH lithium-ion Fingerprint sensor : In display  Sreen protection : Corning Gorilla Glass 5 Available on Amazon:  Click here to buy 2. Poco X3 Though this is a camera centric mid range phone, it's overall performance is excellent. Its price is almost half as compared to Oneplus Nord 5 G but it's performance is ...
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The best wireless earphones with four mic technology!!!!! (awesome experience!!!!! ) Too good to believe!!!!!!!!!!!!!!!!!!!!!!!!!! https://amzn.to/2VmbWkl

https://amzn.to/2VmbWkl
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A fantastic book to increase your confidence level

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TOP FIVE BOOKS ON 3D ANALYTICAL GEOMETRY

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Although there are hundreds of books on three dimensional co-ordinate geometry in Indian book market but after carrying out a detailed survey I have made my choices of Top Five Books on 3D geometry as given below: (1) 3D Co-ordinate Geometry by P.N. Chattarji The book is undoubtedly one of the best books on 3D Co-ordinate Geometry.Though the book is very old and I am not sure it is being printed now or not but still stands as one of the most useful books on the subject. It is generally available in most of the college libraries.   Main features of the book are : 1. Its comprehensive language and easy way of explanations. 2. Organization of the chapters is amazing as appropriate as it could be. 3. A plenty of solved examples which are very helpful to understand the concepts very well. 4. Ample amount of unsolved exercises based on each topic. (2) Analytical Solid Geometry by Shanti Narayan This book is also very nice as far as the clarity of the concepts is co...
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THE BEST BOOK FOR CBSE MATHEMATICS CLASS 12 (MY OPINION)

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Though there are many nice books on C.B.S.E Mathematics for class 12 available in the market but in my honest opinion the one by Dinesh Khattar and Anita Khattar popularly known as Khattar   and Khattar , is the best. In different aspects the book has an edge over the rest of the others. Following are the main characteristics of the book: 1. The language used in the book is very comprehensive and the concepts are explained very well with the help of illustrative examples. 2. No irrelevant extra information is given under any topic which makes the book very interesting and easy to grasp because generally extra information makes a topic boring and more time consuming as an student need to sort out the important and unimportant according to the level. 3. At the end of every section there is an exercise comprised of questions from Board Exams and this is extremely beneficial for the students. 4 . The paper quality and printing quality is quite impressive. Watch vide...
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