railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) General Knowledge Geography (World Geography) Origin and evolution of Universe Solar system
After full moon day, every night the size of the bright part of the moon appears to become thinner and thinner. On the fifteenth day, the moon is not visible. This day is known as:
1
new moon day
2
half-moon day
3
full moon day
4
moon day