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iTeachChem

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Projectile Incline Plane Ques

Can we solve this using equation of trajectory
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Matrix

DIrectly opening (A+B)^2 and getting 2AB=0 doesn't work here, why? Could also explain thru any example......
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can anybody explain this

now i think i found a longggg longg tedious method to do it but
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Physics Vector Ques cross product

I have to prove area of triangle formed by a vector and b vector is half the magnitude of cross product of a and b. What am I doing wrong ?
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Focal length of electrostatic lens

The kinematics of the 2nd part is getting too messy to solve and I'm getting an extra factor of e^(pi/2). What am I doing wrong?
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my idea of limits is very poor but why is limit x tends to 0 [x sin(1/x)] 0?

i can write it as [sin (1/x)]/(1/x) , will the ' limit x-0 sinx/x=1 ' work?

Integration class 12

Are both these answers equal?
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chem doubt wolffmann rearranegment

this is wolffmann reaction why is the reaction not possible?
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silly math doubt

why does 'h' become 1 here?
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MATHS QUESTION PAPER FOR CLASS 11

can someone please attach the annual exam maths paper of their school only if it is of a challenging level??

hydrocarbons

Write down the products of ozonolysis of 1, 2 - dimethylbenzene (o -xylene). How does the result support Kekules structure for benzene?

hydrocarbons

how to distinguish between but-1yne and but 2 yne this is from hydrocarbons ncert 11th , so need answers without tollens reagent or any other 12th stuff...

Radial field due to ring

What and also how to easily derive the radial field due to a ring of radius R at a distance r from the axis of ring, (r<<R)? (slightly outside the ring)

iupac

2 methoxy pent-4ene or 4 methoxy pent2ene dumb doubt but cant figure out whether ether>double bond or ether < double bond online sources give diff answers...
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