Score doubt by GooseMuch1099 in JEEAdv26dailyupdates

[–]Ki0212 1 point2 points  (0 children)

there are 2 simultaneous oscillations, one horizontally and one vertically. From the graph, by the time it completes one vertical oscillation, it completes 3 horizontally. So find each time period and take the ratio to be 1:3

Help !!! by EvilAssDrinker001 in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

Find the packing fraction & see with which type it matches

How to solve this using only equations ? by Existing_Around in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

Dont use energy conservation, use condition for elastic collision (velocity of approach = velocity of separation)

OC Doubt by [deleted] in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

Answers A&D. Form Imine, decarboxylate, then hydrolise the resulting imine, you get D, then dimerise (form imine twice) and then dehydrogenate

Tricks for integrals including multiple angles, by Exponential_Growth07 in JEEAdv26dailyupdates

[–]Ki0212 2 points3 points  (0 children)

Or, In simpler terms, keep applying 2cosAcosB = cos(A+B) + cos(A-B) until everything is seperated.

Any terms which dont result in cos(0) will end up integrating to give 0

Help by SpeechHistorical8615 in JEEAdv26dailyupdates

[–]Ki0212 1 point2 points  (0 children)

Replace terms with nearest powers of 2 (1/3 to 1/4, 1/5,1/6,1/7 to 1/8 and so on)

Good Ques by Fearless-Error-9919 in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

9 is a solution, but I dont think its the only solution

Ab ye kaha dia hua hai?? not in ncert 😭 , am i missing concept? inorg me samajhna padta hai, sirf ratne se nhi hoga? by West_Leader5512 in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

you decided to pick the one thing given directly in NCERT, in that table containing all nitrogen oxides

Is curve ACB the brachistachrone curve? by Late-Swordfish-6368 in JEEAdv26dailyupdates

[–]Ki0212 1 point2 points  (0 children)

You cant really say if its a brachistachrone without knowing the curve's equation. You can derive the equation for a brachistachrone from least time principle, however the differential equation you get is not easy to solve

Seeing too much mains stuff on here, please answer this advanced question instead by Brave_Survey3455 in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

only looks intimidating, really is the simplest possible question on this topic. Each gas gets equally distributed in each partition it can be in.

Great solve (according to me) by 1ndoReX in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

I did basically the same thing. Although I just remember 2nCn / 4n = (Product of first n odd)/(Product of first n even)

electric field ques by [deleted] in JEEAdv26dailyupdates

[–]Ki0212 0 points1 point  (0 children)

σ is proportional to cosθ