Replacing of batteries by NASA astronauts Today NASA astronauts removed the 6 nickel-hydrogen batteries and replaced them by 3 lithium ion batteries. One of them was shorted in 2019. These batteries was useful for future space works. This news was officially twitted in their twitter account. Give your opinion in comment box.
Jee advanced strategy 2021 Source :quora Adil Ali Nirban , Mentored A.I.R - 90, 98, 227, 485, 623(JEE,NEET,KVPY) Updated April 10 I hope you did well in JEE Mains and aiming to do great in JEE Advanced as well. If you can work with a proper strategy for the Next two month you can easily get a good rank in JEE Advanced as well. Few important suggestions/strategy for JEE Advanced. Strategy 1 - if you scored 250+ in JEE Mains(I’m assuming you are confident about the theory up to JEE Advanced) Daily you have to do the time-bounded practice of 3hours and after every 3–4 days you need to do time-bounded practice of 6 hours. Re-attempt of important questions(star mark questions) of all the JEE Advanced test which you gave during your last 1–2 years of preparation. DO solve the selective important/star mark questions from your study material and PYQ’s. Proper revision of self-made notes. Do not focus upon any new material in the last 2 months. Strategy 2 - if you scored 250+ in...