New Concepts/Shortcuts 8

Question 1

torque on an electric dipole

Answer 1

Question 2

potential energy of an electric dipole

Answer 2

Question 3

energy stored in a capacitor

Answer 3

Question 4

force between the capacitors

Answer 4

Question 5

electric field due to a dipole at an point

Answer 5

Question 6

effect of inserting dielectric in capacitor

at constant V

Answer 6

Question 7

effect of inserting dielectric in a charged capacitor

Answer 7

Question 8

what can be thought if we want an area of quad made by the intersecting of circle’s radius

Answer 8

we can check if the circles are orthogonal

Question 9

whats the line of thinking for a question with common tangents condition

Answer 9

write the standard equation and then compare the equations

Question 10

time constant for charging a capacitor

Answer 10

Question 11

drift velocity formula

Answer 11

Question 11

how do be approach these kinda q

Answer 11

first find the charge in a sphere in r distance

and then sub it in electric field formula

Question 12

formula for finding charge in a particular distance r in a variable charge density

Answer 12

Question 13

Answer 13

Question 14

rectangular hyperbola equation

center of the hyperbola coordinates
eccentricity 
equation of the transverse axis
equation of the conjugate axis
equation of asymptotes
vertexes
foci
equation of directrix

Answer 14

Question 15

rectangular hyperbola\

length of the transverse axis
length conjugate axis
length of the latus rectum 
parametric coordinate
auxiliary circle
director circle

Answer 15

Question 16

rectangular hyper bola diagram

Answer 16

Question 17

cramer’s rule flow chart

Answer 17

Question 18

characteristic equations of matrices formula

Answer 18

Question 18

homogeneous linear equations rules flow chart

Answer 18

Question 19

vectors angle always lies between

Answer 19

Question 20

when does this happens?

Answer 20

when a is parallel to b

Question 21

Answer 21

Question 22

where are octahedral voids present?

Answer 22

body centre

all edge centre

Question 23

where are tertrahedral voids present

Answer 23

2 on each body diagonal

Question 24

a and r relation for hexagonal packing?

Answer 24

Question 25

height and 'a' relation for hexagonal packing?

Answer 25

Question 26

volume of hexagonal packing

Answer 26

Question 26

CsCl crystal structure

Answer 26

Question 27

NaCl crystal structure

Answer 27

Question 28

CaF2 crystal structure

Answer 28

Question 29

Na2O crystal structure

Answer 29

Question 30

ZnS crystal structure

Answer 30

Question 31

diamond crystal structure

Answer 31

Question 32

whats the status of delta G and delta S in ideal solution

Answer 32

Question 33

relation between VP and T

Answer 33

Question 34

whats raoults law?

Answer 34

Question 35

whats dalton's law of partial pressure

Answer 35

Question 36

pressure of a solution and vapour pressure for a solution formula

Answer 36

Question 37

energy stored in capacitors

Answer 37