Short Event Description: Teams must participate in an activity involving positioning mirrors to direct a laser beam towards a target. Teams must also be tested on their knowledge of geometric and physical optics.
What is the index of refraction for a vacuum?
Re: Optics B/C
Posted: September 6th, 2016, 7:01 pm
by superpenguin666
1
Re: Optics B/C
Posted: September 14th, 2016, 10:21 pm
by deji725
1
Re: Optics B/C
Posted: September 21st, 2016, 7:06 am
by freed2003
What part of your eye refracts light the most?
Re: Optics B/C
Posted: September 25th, 2016, 12:23 pm
by John Richardsim
freed2003 wrote:What part of your eye refracts light the most?
Cornea
Re: Optics B/C
Posted: September 30th, 2016, 7:38 pm
by John Richardsim
For both plane and convex mirrors, no matter where the object is located, there is a (real/virtual) image that is (upright/inverted).
Re: Optics B/C
Posted: September 30th, 2016, 8:24 pm
by freed2003
Virtual/upright
Re: Optics B/C
Posted: October 1st, 2016, 1:46 pm
by John Richardsim
freed2003 wrote:
Virtual/upright
Yep, your turn.
Re: Optics B/C
Posted: October 31st, 2016, 12:34 pm
by John Richardsim
Reviving...
When does total internal reflection occur?
Re: Optics B/C
Posted: November 4th, 2016, 4:29 pm
by Alex-RCHS
New to the forum... I hope I'm doing this "hide" thing right.
Answer: [hide]When the angle of incidence is greater than the critical angle.[/hide]
