40 Questions
How many Purnima occur in a month?
One
Which day of the month is Amavasya?
Last
What is Full Moon day known as?
Purnima
In which season is the new year beginning considered?
Vasant
How many months are there in the ancient Indian calendar?
12
What is Adhikmaas also known as?
Purushottam maas
On Uttarayan, the sun enters which zodiac sign?
Makar
Which Veda gives information about the speed of light?
Rigved
How many Dravyas are described in ancient Indian texts?
9
In which region of India is the concept of Padarthas more prevalent?
North India
Who is credited with proposing the concept of atoms in ancient Indian culture?
Kanad
Which metal was considered valuable in ancient India?
Gold
Who made significant contributions to the development of alloys in ancient India?
Nagarjuna
Which ancient Indian text is primarily devoted to astronomy and mathematics?
Surya Siddhanta
Which festival is typically celebrated during the full moon (Purnima)?
Diwali
Which ancient Indian calendar system is based on a 60-year cycle?
Saka era
Who is the ancient Indian mathematician known for the approximation of the value of pi?
Aryabhata
Which ancient Indian mathematician is associated with the value of 22/7 as an approximation of pi?
Bodhayana
What is the primary focus of 'Lilavati' in mathematics?
Algebra
Which ancient Indian mathematician formulated the concept of infinity and infinite series?
Varahamihira
What is the name of Bhaskaracharya's renowned mathematical treatise?
Lilavati
To how many decimal places was the value of pi accurate in Aryabhata's work 'Aryabhatiya'?
4
What is a characteristic feature of the ancient Indian city of Mohenjo-daro?
Grid-like streets and water management systems
Which of the following ancient Indian mathematicians are considered prominent?
Mathematicians
Who is considered the father of Indian astronomy?
Aryabhata
What does 'Amavasya' signify in the Hindu lunar calendar?
New moon
The Indian New Year in Vasant Ritu corresponds to which month in the Gregorian calendar?
March
What is the primary characteristic of the ancient Indian calendar?
Luni-solar
What is the purpose of 'Adhik Maas' in the Hindu calendar?
To align the lunar and solar calendars
What is the significance of Uttarayan in ancient Indian astronomy?
Movement of the sun towards the north
How many constellations, or 'Nakshatras', are recognized in ancient Indian astronomy?
27
Which ancient Indian text contains a reference to the speed of light?
Atharvaveda
Which of the following metals was not used in ancient India for the production of jewellery and ornaments?
Iron
Which ancient Indian civilization is known for its use of lime mortar?
Indus Valley Civilization
What was the primary use of bronze in ancient India?
All of the above
During which historical period were the Kolar Gold Fields in present-day Karnataka, India, known for their rich gold deposits?
Gupta Empire
What was the primary characteristic of Wootz steel, a renowned iron-making technique in ancient India?
High-quality swords and weapons
Who is credited with the development of Wootz steel in ancient India?
Nagarjuna
What is the Vimanshastra attributed to in ancient Indian literature?
Bharadwaja
What has the reference to Vimanas in ancient Indian scriptures led to speculation about?
All of the above
Study Notes
Hindu Calendar and Astronomy
- A Purnima (full moon) occurs once a month.
- Amavasya (new moon) occurs on the last day of the month.
- Full Moon day is known as Purnima.
- The Indian New Year begins in the season of Vasant (spring).
- There are 12 months in the ancient Indian calendar.
- Adhik Maas, also known as Mal Maas, is an extra month that occurs every 2.5 years to align the lunar and solar calendars.
- Uttarayan and Dakshinayan are two important periods based on the movement of the Sun.
Mathematics and Astronomy
- Baudhayana is known for the value of pi (π) and the proof of the Pythagorean theorem.
- Aryabhata is known for the approximation of the value of pi (π) and the concept of infinity and infinite series.
- Bhaskaracharya is known for his mathematical treatise "Lilavati" and his approximation of the value of pi (π).
- The ancient Indian system of astronomy is known as Jyotish Shastra.
- The value of pi (π) in Aryabhata's work "Aryabhatiya" was accurate to 3 decimal places.
Ancient Indian Civilization
- The ancient Indian city of Mohenjo-daro is known for its well-planned layout, featuring grid-like streets and water management systems.
- The use of lime mortar in ancient India can be traced back to the Indus Valley Civilization.
- Bronze was extensively used in ancient India for the production of weapons, armor, jewelry, and sculptures.
- The Kolar Gold Fields in present-day Karnataka, India, were known for their rich deposits of gold during the ancient period.
- The iron-making technique in ancient India, known as "Wootz steel," was renowned for producing high-quality swords and weapons.
Miscellaneous
- Saptarushi means seven seers.
- Yojana is a unit of distance.
- The distance between Earth and Sun is given in the Hanuman Chalisa.
- Dhruv star is seen in the north direction.
- Sulba Sutra is composed by Baudhayana.
- The ancient Indian mathematician who is known for the approximation of the value of pi (π) is Baudhayana.
- The ancient Indian text that discusses astronomy and mathematics is Surya Siddhanta.
Test your knowledge of the Hindu calendar with these multiple choice questions. Learn about the different aspects of the calendar, including Purnima, Amavasya, and the beginning of the new year.
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