Indian Studies of Solar Ultraviolet Radiation

Description: This quiz evaluates your understanding of Indian Studies of Solar Ultraviolet Radiation.
Number of Questions: 15
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Tags: indian astronomy solar ultraviolet radiation indian contributions
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Who is considered the father of Indian solar ultraviolet radiation studies?

  1. Aryabhata

  2. Bhaskara II

  3. C. V. Raman

  4. T. P. Bhaskaran


Correct Option: D
Explanation:

T. P. Bhaskaran, a renowned Indian physicist, is widely recognized as the father of Indian solar ultraviolet radiation studies.

Which Indian institution played a significant role in the early studies of solar ultraviolet radiation?

  1. Indian Institute of Astrophysics

  2. Tata Institute of Fundamental Research

  3. Physical Research Laboratory

  4. Indian Space Research Organization


Correct Option: C
Explanation:

The Physical Research Laboratory (PRL) in Ahmedabad, India, was instrumental in the early studies of solar ultraviolet radiation.

What was the primary motivation behind Indian scientists' interest in solar ultraviolet radiation?

  1. Understanding the Sun's impact on Earth's climate

  2. Studying the effects of solar radiation on human health

  3. Developing technologies for solar energy utilization

  4. Exploring the potential for space exploration


Correct Option: A
Explanation:

Indian scientists were primarily motivated to study solar ultraviolet radiation to understand its influence on Earth's climate and weather patterns.

Which Indian satellite was specifically designed to study solar ultraviolet radiation?

  1. Aryabhata

  2. Bhaskara I

  3. Rohini

  4. INSAT-3D


Correct Option: D
Explanation:

The INSAT-3D satellite, launched in 2013, was equipped with instruments dedicated to measuring solar ultraviolet radiation.

What is the name of the Indian rocket used to launch satellites for solar ultraviolet radiation studies?

  1. SLV-3

  2. ASLV

  3. PSLV

  4. GSLV


Correct Option: C
Explanation:

The Polar Satellite Launch Vehicle (PSLV) has been extensively used to launch satellites for solar ultraviolet radiation studies.

Which Indian scientist made significant contributions to the development of instrumentation for solar ultraviolet radiation measurements?

  1. Vikram Sarabhai

  2. Homi J. Bhabha

  3. Satish Dhawan

  4. U. R. Rao


Correct Option: D
Explanation:

U. R. Rao, a renowned Indian space scientist, played a crucial role in developing instrumentation for solar ultraviolet radiation measurements.

What is the primary technique employed by Indian scientists to study solar ultraviolet radiation?

  1. Spectroscopy

  2. Photometry

  3. Radiometry

  4. Polarimetry


Correct Option: A
Explanation:

Spectroscopy is the primary technique used by Indian scientists to analyze the spectral characteristics of solar ultraviolet radiation.

Which Indian city hosts the National Solar Observatory, a facility dedicated to solar ultraviolet radiation research?

  1. Bangalore

  2. Hyderabad

  3. Pune

  4. Udaipur


Correct Option: D
Explanation:

The National Solar Observatory is located in Udaipur, Rajasthan, and is a prominent center for solar ultraviolet radiation research.

What is the approximate wavelength range of solar ultraviolet radiation studied by Indian scientists?

  1. 10 nm - 100 nm

  2. 100 nm - 200 nm

  3. 200 nm - 300 nm

  4. 300 nm - 400 nm


Correct Option: C
Explanation:

Indian scientists primarily focus on the wavelength range of 200 nm - 300 nm, which corresponds to the ultraviolet-C (UVC) and ultraviolet-B (UVB) regions of the solar spectrum.

Which Indian university established a dedicated center for solar ultraviolet radiation research?

  1. University of Delhi

  2. Jawaharlal Nehru University

  3. University of Mumbai

  4. Banaras Hindu University


Correct Option: D
Explanation:

Banaras Hindu University in Varanasi established a specialized center for solar ultraviolet radiation research.

How does solar ultraviolet radiation impact the Earth's atmosphere?

  1. It causes ozone depletion.

  2. It enhances greenhouse gas concentrations.

  3. It disrupts radio communication.

  4. It alters cloud formation patterns.


Correct Option: A
Explanation:

Solar ultraviolet radiation is primarily responsible for the depletion of ozone in the Earth's stratosphere.

Which Indian scientist conducted pioneering research on the effects of solar ultraviolet radiation on human health?

  1. A. P. J. Abdul Kalam

  2. C. V. Raman

  3. Homi J. Bhabha

  4. M. S. Valiathan


Correct Option: D
Explanation:

M. S. Valiathan, a renowned Indian cardiologist, conducted extensive research on the health implications of solar ultraviolet radiation.

What is the primary application of solar ultraviolet radiation studies in India?

  1. Developing sunscreen products

  2. Predicting solar storms

  3. Improving weather forecasting

  4. Monitoring air pollution


Correct Option: A
Explanation:

Indian scientists utilize solar ultraviolet radiation studies to develop effective sunscreen products that protect against harmful UV rays.

Which Indian state has taken significant initiatives to promote solar ultraviolet radiation research?

  1. Karnataka

  2. Maharashtra

  3. Tamil Nadu

  4. Uttar Pradesh


Correct Option: A
Explanation:

Karnataka, particularly the city of Bangalore, has been at the forefront of promoting solar ultraviolet radiation research in India.

How do Indian scientists contribute to international collaborations in solar ultraviolet radiation research?

  1. They participate in joint research projects.

  2. They share data and findings with other countries.

  3. They host international conferences and workshops.

  4. They provide training to scientists from developing countries.


Correct Option:
Explanation:

Indian scientists actively engage in international collaborations through joint research projects, data sharing, hosting conferences, and providing training to scientists from other countries.

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