When viewed in green light, a flag that is red and green will appear to be :
Black and green
The flag will appear black and green. The red part will not be visible. So, it appears black.
An object in a denser medium, when viewed from a rarer medium, appears to be raised. The shift is maximum for:
(a) red light (b) violet light
(c) yellow light (d) green light
I.Some yellow are red.
II.No red is green.
I.Some red are yellow.
II.Some green are yellow.
III.Some yellow are not green.
IV.All green are yellow.