Logga in
WAEC - Physics (2006 - No. 31)
A ray from a fixed object is incident on a plane mirror at an angle of 20
o
. If the mirror is rotated through 30
o
by how many degree would the reflected ray rotate?
60
o
50
o
40
o
30
o
Kommentarer (0)
Logga in för att kommentera
Annons
Tillåt javascript att ladda den här sidan korrekt
