Question

Applied math Qn :-
Derive general formula to find the surface area of a cylinder

Answer 1

http://www.mathopenref.com/cylinderarea.html

Answer 2

:-\
i wrote this in exam

Answer 3

nw i know its wrong :(

Answer 4

you want to calculate flux thru cylinder is it ?

Answer 5

i have no idea xD

Answer 6

i had a feeling that i should use Green's thm but not sure also have no clue

Answer 7

Rashhh ,still there ?

Answer 8

you're on a `surface` so you need to use surface integral; line integral makes no sense

Answer 9

for flux, you need to knw the normal vector right ?

Answer 10

i think :O

Answer 11

Flux formula :

\[\iint_S \overrightarrow{F} \bullet \hat{n} dS\]

Answer 12

:-\ ok keep going plz

Answer 13

so f is the parametric equation i wrote ?