A LIGHT RAY IS REFRACTED IN A CERTAIN MEDIUM. WHICH OF THE FOLLOWING IS NOT TRUE?
sinar cahaya telah dibiaskan dalam suatu bahantara. Yang manakah di antara berikut tudak benar?
A ITS DIRECTION IS CHANGED
arahnya berubah
B ITS SPEED IS CHANGED
kelajuannya berubah
C ITS FREQUENCY IS CHANGED
frekuensinya berubah