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alpha H +1 or only Alpha H ?

for total no of hyperconjugative strs some ques uses n+1 formula and some uses only 'n'. so what to do when nothing is mentioned in exam?...
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complex nos

if z represents a complex number then find minimum and maximum value of |z| if |z-2|-|z+2|=2 pls give geometric approach...

Eqbm 2025 qn

Maine isme option 3 kiya tha select and it's correct acc to the current ans key apparently ye online controversial hai idk why
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Waves weird ahh question

would inverse relation between y and x change anything? also ye karenge kaise like what should be the thought process for this...
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EMI

why is (v x B).l = vblsinθ, why doesn't the dot pdt with "l" make it vblsinθcosθ
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s-blockm p-block, hydrogen coming for JEE 2025?

I gave Jan attempt as mock and looking to prepare well for April attempt, I dont remember seeing any s/p/hydrogen questions in my shift but I want to confirm.

Waves Resonance Tube/Column

what is this i cant see how waves would be applied here

Steroisomers

Total no of steroisomers of given compound ??
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Trigonometry

How to determine A or C?
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Dimensions of Y/τ

Basically the question, shouldn't b=-3 and c=0?
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Rbd (ig)

wtf is happening
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fluid dynamics

shown is a container of height H filled with water. it has two holes with length as shown . when water flows from both holes it strikes on the same point on ground. which is bigger x1 or x2
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SHM

The q seems easy but i cant seem to get the valid relations necessary to obtain the answer
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Non bonding e-

How to calculate non bonding e- in this compound?
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remainder problems

find remainder when a^m+b^n is divided by k a,b,m,n,k are natural in this can i do remainder of (remainder of (a^m)/k + remainder of (b^n)/k ) / k...
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