Qualification > Sciences
ALL PHYSICS DOUBTS - POST HERE !!
Shazizzzle:
Has anyone considered answering MY question?!
diva_sparkles:
--- Quote from: guMnam on May 25, 2010, 06:13:57 pm ---is optical focus and principle focus same thing???
--- End quote ---
yup!!
Vin:
Principal axis and Optical Axis are the same ..
Principle Focus : When rays of light are parallel to Principal axis they converge to form Principal Focus
omair:
i think now wat we must do at this monent
1.revise notes or 2.pastpaper
besttttttt offff luckkkkkkkkk
NightHawkerr:
Can anyone tell me the basic points i need to know about the cathode ray tube? Because there seems to be questions about it in every past papers i've done, and i dont really understand it.
Thanks :D
Navigation
[0] Message Index
[#] Next page
[*] Previous page
Go to full version