Tag: famous space scientists and astronauts

Questions Related to famous space scientists and astronauts

The system used for collecting, processing and analyzing the various data about the earth through computer is

  1. GPS

  2. E-mail

  3. Internet

  4. GIS


Correct Option: A

What was the circumference of earth calculated by Aryabhatta?

  1. 24901 miles

  2. 24835 miles

  3. 22134 miles

  4. 24234 miles


Correct Option: B
Explanation:
 The great Indian mathematician Aryabhata I (476–500 CE) gave an estimate of the earth’s circumference: 24,835 miles in our modern units. This remained the best measurement for over a thousand years.

Who is the author of "Siddhanta Shiromani"?

  1. Aryabhatta

  2. Varahamihira

  3. Bhaskaracharya II

  4. Eratosthenes


Correct Option: C
Explanation:

Siddhanta Shiromani (Crown of treatises) is the major treatise of Indian mathematician Bhāskaracharya II. He wrote the Siddhanta Shiromani in 1150 when he was 36 years old. The work is composed in the Sanskrit Language in 1450 verses.

Who calculated the actual circumference of the earth in 3rd century CE?

  1. Ptolemy

  2. Plato

  3. Aristotle

  4. Eratosthenes


Correct Option: D
Explanation:

Eratosthenes calculated the actual circumference of the earth in the 3rd century CE. He was a Greek scientific writer, astronomer, and poet. His work is comparable to what is now known as the study of geography, and he introduced some of the terminology still used today.

Which Indian astronomer told in 5th century that "the earth is not stationary"?

  1. Varahamihira

  2. Aryabhatta

  3. Bhaskaracharya

  4. None of these


Correct Option: B
Explanation:

Aryabhatta born in 476 AD and died in 550 AD, was a great mathematician and an astronomer. In the 5th century, he told that the earth is not stationary.

Who first sighted the continent of Australia?

  1. Captain James Cook

  2. Willem Janszoon

  3. Abel Tasman

  4. Matthew Flinder


Correct Option: B
Explanation:

The first European to sight the Australian continent was Dutchman Willem Janszoon in 1606, along the coast of Cape York Peninsula. The Dutch mapped the northern coastline, referring to the continent as “New Holland".

Which is the sixth largest country of the world?

  1. Russia

  2. China

  3. Brazil

  4. Australia


Correct Option: D
Explanation:

Australia is the sixth largest country in the world by area and the largest country in Oceania, the largest borderless country, as well as the largest country wholly in the Southern hemisphere. The five largest countries are Russia, Canada, USA, China, Brazil. India is the Seventh largest country.

Which is the world's smallest continent?

  1. Africa

  2. South America

  3. Europe

  4. Australia


Correct Option: D
Explanation:

The smallest continent by land area is Australia with 9,008,000 (km2) which represents just 6% of the total land area in the world. The largest continent in the world is Asia.

In which year all the ties between Australia and Britain ended?

  1. 1982

  2. 1985

  3. 1986

  4. 1990


Correct Option: C
Explanation:

The final constitutional ties between the United Kingdom and Australia ended in 1986 with the passing of the Australia Act 1986.

In which year the Commonwealth of Australia was formed?

  1. 1876

  2. 1901

  3. 1912

  4. 1917


Correct Option: B
Explanation:

Australia became an independent nation on 1 January 1901 when the British Parliament passed legislation allowing the six Australian colonies to govern in their own right as part of the Commonwealth of Australia.