john harry smith invented perspex
The Critical angle of perspex is 42o.It is the same as the critical angle of glass.
No, it isn't
its stronger
It is a transparent thermoplastic.
light will speed up slightly and be bent away from the normal.
Prespex was invented in 1934
in 1934 by John harry smith.
perspex is a plastic
Perspex Island was created in 1991.
Perspex is cheaper. 100%. Defo. IRL.
Perspex (PMMA) is not a soft solid.
E=2800 MPa nu=0.38 For Perspex sheet
No, Perspex is a form of man made plastic.
no.
The Critical angle of perspex is 42o.It is the same as the critical angle of glass.
No Perspex is NOT an element. It is a polymer called methyl methylacrylate. It is manufactured industrially and sold in the US under such names as Perspex, Plexiglas and Lucite
No