Question

10 line on janter manter in english

Answer 1

The Jantar Mantar is an equinoctial sundial, consisting a gigantic triangular gnomon with the hypotenuse parallel to the Earth's axis. On either side of the gnomon is a quadrant of a circle, parallel to the plane of the equator. The instrument is intended to measure the time of day, correct to half a second and declinationof the Sun and the other heavenly bodies.

There are five Jantar Mantars in India, of which the largest is in Jaipur which features many instruments along with the world's largest stone sundial.[1] The Vrihat Samrat yantra is a sundial that can give the local time to an accuracy of 2 seconds.[2] It is a UNESCO World Heritage Site.

Answer 2

1.Jantar mantar was built in five places of India i.e. Jaipur, Delhi, Varanasi, Mathura, Ujjain.

2. These were built by Maharaja Jai Singh in the 18th century.

3. Jaipur has the biggest jantar mantar from all the five places.

4. Jantar mantar consists of many monumental astronomical instruments.

5. They have been designed to provide astronomical insights even with naked eyes.

6. It totally consists of 19 instruments that can help us from guessing the time, to locate a planet,t he position of sun,etc

7. The Vrihat Samrat Yantra (Sundial) can tell us the time accurate to 2 sec

8. only the Jaipur and Delhi jantar mantars remain unaffected mostly but that of Ujjain and Varanasi is mostly destroyed

9. The jantar mantar of Jaipur has been declared as unseco world heritage site.

10.t he construction of it started in 1725 and ended till 1735.