New Concepts/Shortcuts 7 Flashcards by Samarth Sahu

Q

dimensions of this and what is it called ?!

A

permittivity

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Q

dimensions of this and what is it called ?!

A

permeability

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Q

V avg formula normal form and if given with respect to time

A

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Q

PhMgBr with CH3OH forms

A

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Q

A

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Q

this is which position directing?

A

meta directing

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Q

what should be assumed to get the max zener current?

A

the resistance of Rl should be assumed inf so that all the current passes through Zener diode and hence max current is found

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Q

how to find frequency variation if we have speech signal and carrier signal

A

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Q

K.E. of alpha particle in a nuclear reaction

A

A is the mass number of parent nucleus

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Q

how to approach these kind of problems

A

the density is of the solution so we should find the mas of solution and then subtract the mass of solute as we have the concentration of solution

then we can put it in the formula for molality

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Q

SOCl2 with H2O forms

A

SO2 HOH

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Q

CsF
LiF
HCl
Hf

A

highest: - LiF(lattice energy)
lowest: - HCl(Exists as a gas)

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Q

A

remains same

adding solid has no effect

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Q

whats the formula for radius ratio and darw the table of the ranges and types

A

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Q

density of unit cells formula

A

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Q

table of FCC,BCC,SC

A

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Q

how many faces in truncated octahedron

A

8

Q

nearets neighbours for SC,BCC,FCC

A

Q

damped oscillation formula and the angular frequency in damped oscillation

A

Q

how to approach this kinda problems

A

Q

whats ceric ammonium test?

A

Q

whats the Williamson synthesis

A

Q

bromination of phenol in aqueous medium (polar medium)

A

Q

whats ferric chloride test

A

Q

polysterene is used in?

A

manufacturing of toys

Q

glyptal is used in ?

A

paints and lacquers

Q

PVC is used in ?

A

rain coats

Q

bakelite is used in ?

A

computer discs

Q

whats kucherov reaction?

A

Q

springs in parallel connection concept

A

Q

springs in series conncetion concept

A

Q

whats reduced mass concept?

A

Q

PE in SHM formula

A

Q

KE in SHM formula

A

Q

how can the iodination of alkane be turned into an irreversible reaction

A

Q

find A and B

A

Q

which carbo acid gives positive tollen’s test

A

HCOOH

Q

A

Q

A

Q

whats the vector of of reflected ray?

A