Tag: space communications

Questions Related to space communications

What was the aim of launching of Aryabhatta satellite?

  1. To study the Moon

  2. To study the Atmosphere

  3. To study the Mars planet

  4. To study the Space


Correct Option: B
Explanation:

Aryabhata, the first satellite built by India, was launched on this day April 19, in the year 1975. Aryabhata was built by the Indian Space Research Organization (ISRO) to conduct experiments in X-ray astronomy, agronomics, and solar physics. The aim of the launching of the Aryabhatta satellite was for conducting scientific experiments for the study of the upper atmosphere.

Who is known as father of India's Space Programme?

  1. Homi Jehangir Bhabha

  2. Vikram Ambalal Sarabhai

  3. A.P.J. Abdul Kalam

  4. Satish Dhawan


Correct Option: B
Explanation:

Dr. Vikram Ambalal Sarabhai is considered as the Father of the Indian space program; He was a great institution builder and established or helped to establish a large number of institutions in diverse fields. He was instrumental in establishing the Physical Research Laboratory (PRL) in Ahmedabad

After the launch of Aryabhatta, India became the ________ country to launch its own satellite.

  1. 3rd

  2. 4th

  3. 5th

  4. 6th


Correct Option: D

Under whose leadership the Atomic Energy Department of India was established?

  1. Homi Jahangir Bhabha

  2. Vikram Sarabhai

  3. Satish Dhawan

  4. A.P.J. Abdul Kalam


Correct Option: A
Explanation:

On 3 August 1954, India’s Department of Atomic Energy (DAE) was created under the direct charge of the Prime Minister Jawaharlal Nehru through a Presidential Order. Subsequently, following a Government Resolution dated 1 March 1958, the Atomic Energy Commission (AEC) was established in the Department of Atomic Energy. The DAE was headed by Dr. Homi Jagangir Bhabha, widely regarded as the father of Indian nuclear research. The body was formed to accelerate the pace of scientific progress in India, with special emphasis on atomic power.

Where is the Indian Astronomical Observatory (IAO) located?

  1. Jaisalmer

  2. Leh

  3. Jaipur

  4. Kota


Correct Option: B
Explanation:

The Indian Astronomical Observatory, located near Leh in Ladakh, India, has one of the world's highest located sites for optical, infrared and gamma-ray telescopes. It is operated by the Indian Institute of Astrophysics, Bangalore.

Who invented the first telescope?

  1. Hans Lippershey

  2. Galileo

  3. Ptomely

  4. Plato


Correct Option: A
Explanation:

The first telescope was made by Hans Lippershey in the early 1600s. He was a German-Dutch glassmaker, and he managed to reduce the amount of light in his telescope while focusing it. His model inspired other scientists to work on perfecting the telescope.

Where is Vain Bappu observatory located?

  1. Udaipur, Rajasthan

  2. Jantar-mantar, Delhi

  3. Kavloore, Tamilnadu

  4. Patiala, Punjab


Correct Option: C
Explanation:

The Vainu Bappu Observatory is an astronomical observatory owned and operated by the Indian Institute of Astrophysics. It is located at Kavaloore in the Javadi Hills, near Vaniyambadi in Tirupattur district in the Indian state of Tamil Nadu.

Maharaja Sawai Jai Singh -II invented the _________.

  1. Samrat Yantra

  2. Jai Prakash Yantra

  3. Ram Yantra

  4. All of the above


Correct Option: D
Explanation:

Maharaja Sawai Jai Singh of Jaipur who was also an astronomer built the Jantar Mantar. Jantar Mantar has 19 instruments out of which Samrat Yantra, Jai Prakash Yantra, Ram Yantra, Chakra Yantra, Dakshin Mural Yantra, Digamya Yantra, Disha Yantra, Kanali Yantra are prominent.

Sriharikota situated in Andhra Pradesh is famous for _______________.

  1. National Remote Sensing Agency

  2. Vikram Sarabhai Space Centre

  3. Satellite Control Centre

  4. Satellite Trackings and Ranging Station


Correct Option: C
Explanation:
  • Vikram Sarabhai Space Centre is located at Thiruvananthapuram.
  • Satellite Tracking and Ranging Station (STARS) was established and operated by Indian Space Research Organisation (ISRO) in collaboration with Academy of Sciences (AS-USSR) at Kavalur, in Jawadi hills near Vaniyambadi, Tamil Nadu, India.
  • National remote sensing centre is located at Hyderabad.
  • Satellite control Centre is in Sriharikota in Andhra Pradesh.

Indian Space Research Organisation (ISRO) headquarter is located in ________.

  1. Delhi

  2. Hyderabad

  3. Shimla

  4. Bangalore


Correct Option: D
Explanation:

The Indian Space Research Organisation  is the space agency of the Government of India and has its headquarters in the city of Bengaluru .

The Indian Space Research Organisation (ISRO) operates through a countrywide network of centres.

  1.  Sensors and payloads are developed at the Space Applications Centre in Ahmedabad. 
  2. Satellites are designed, developed, assembled, and tested at the U R Rao Satellite Centre (formerly the ISRO Satellite Centre) in Bangalore
  3. Launch vehicles are developed at the Vikram Sarabhai Space Centre in Thiruvananthapuram. 
  4. Launches take place at the Satish Dhawan Space Centre on Sriharikota Island, near Chennai. 
  5. The Master Control Facilities for geostationary satellite station keeping are located at Hassan and Bhopal. 
  6. Reception and processing facilities for remote-sensing data are at the National Remote Sensing Centre in Hyderabad.
 ISRO’s commercial arm is Antrix Corporation, which has its headquarters in Bangalore.