ID#2699 BCS General Science Preli (34)
MS Word Writing Guide
১.
প্রথমে উপরের COPY বাটনে ক্লিক করুন।
২.
MS Word-এ গিয়ে Ctrl + V দিয়ে পেস্ট করুন।
৩.
সমীকরণটি সিলেক্ট করে কিবোর্ডে Alt + = চাপুন।
Shortcut: Alt and equal key
৪.
এরপর ডানদিকের ড্রপডাউন থেকে Professional সিলেক্ট করলেই গণিত সুন্দর দেখাবে।
Lunar eclipse occurs on—
ক) A new moon day
খ) A full moon day
গ) A half-moon day
ঘ) A moonless day
খ
ব্যাখ্যা
A lunar eclipse happens only on a full moon day when the Earth comes directly between the Sun and the Moon, casting its shadow on the Moon.
১. A solar eclipse occurs on a new moon day, while a lunar eclipse requires a full moon.
২. It cannot occur on a half-moon or moonless day due to the necessary geometric alignment.
৩. During a total lunar eclipse, the Moon often appears reddish, a phenomenon known as the ‘Blood Moon’.
অতিরিক্ত তথ্য: A lunar eclipse can be seen from any place on the night side of the Earth.
১. A solar eclipse occurs on a new moon day, while a lunar eclipse requires a full moon.
২. It cannot occur on a half-moon or moonless day due to the necessary geometric alignment.
৩. During a total lunar eclipse, the Moon often appears reddish, a phenomenon known as the ‘Blood Moon’.
অতিরিক্ত তথ্য: A lunar eclipse can be seen from any place on the night side of the Earth.
Resource Details
| Exam | BCS |
| Subject | General Science |
| Chapter | 19 |
| Year | 34 |
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