Invention Questions and Answer
Which Indian scientist has the honor of receiving not only the Nobel Prize but also the Bharat Ratna?
(A) Dr. Vikram Sarabhai
(B) Dr.J.C.Bose
(C) Dr.CV Raman
(D) Dr. Homi Jahangir Bhabha
Correct Answer : C
Explanation :
The Indian scientist who has the honor of receiving both the Nobel Prize and the Bharat Ratna is Dr. C. V. Raman. The correct answer is (C) Dr. C. V. Raman. Dr. Raman was awarded the Nobel Prize in Physics in 1930 for his work on the scattering of light, and he was later conferred with the Bharat Ratna, India's highest civilian award, in 1954.
Which of the following was Indian’s first mapping satellite?
(A) CARTOSAT-1
(B) Aryabhatta
(C) Bhaskara -II
(D) INSAT-IA
Correct Answer : A
Explanation :
CARTOSAT-1 was India’s first cartography (mapping) satellite. It was launched from the SHAR Centre in Sriharikota in May 2005 by the Indian Space Research Organisation (ISRO).
In which of the following states Rawatbhata Nuclear Plant is situated?
(A) Rajasthan
(B) Gujarat
(C) Madhya Pradesh
(D) Tamil Nadu
Correct Answer : A
Explanation :
The Rawatbhata Nuclear Power Plant is located in Rawatbhata, a town in the Chittorgarh district of the Indian state of Rajasthan. It is a complex that houses several nuclear reactors, including pressurized heavy water reactors (PHWR) and pressurized heavy water reactors of the Indian design. The plant plays a significant role in contributing to the electricity generation capacity of the region and the country.
The third generation anti-tank missile that was successfully test fired by DRDO at Rajasthan in named
(A) Agni
(B) Nag
(C) Cobra
(D) Toophan
Correct Answer : B
Explanation :
The third-generation anti-tank missile successfully test-fired by DRDO (Defence Research and Development Organisation) in Rajasthan is named:Nag
Which space agency sends 104 satellites in a single mission in 2017?
(A) Russian Agency
(B) NASA
(C) ISRO
(D) China space Agency
Correct Answer : C
Explanation :
The space agency that sent 104 satellites in a single mission in 2017 is the Indian Space Research Organisation (ISRO). The correct answer is (C) ISRO. ISRO's Polar Satellite Launch Vehicle (PSLV-C37) set a record by launching 104 satellites in a single mission on February 15, 2017.
Who is said to be the father of Indian Space Programme?
(A) Abdul Kalam
(B) Rakesh Sharma
(C) Vikram Sarabhai
(D) Homi Bhabha
Correct Answer : C
Explanation :
The father of the Indian Space Programme is often considered to be:
(C) Vikram Sarabhai
Dr. Vikram Sarabhai, an eminent scientist, visionary, and the founder of the Indian Space Research Organisation (ISRO), is widely regarded as the father of the Indian Space Programme. He played a pivotal role in establishing and nurturing India's space capabilities. Dr. Sarabhai was instrumental in the launch of India's first satellite, Aryabhata, in 1975, marking a significant milestone in the country's space exploration journey. His vision and leadership laid the foundation for the development of ISRO and the growth of India's space capabilities, making space exploration an integral part of the country's scientific and technological advancements.
Telephone was invented by
(A) Alexander Graham Bell
(B) J.L. Baird
(C) Stevenson
(D) Newton
Correct Answer : A
Explanation :
The telephone was invented by Alexander Graham Bell. The correct answer is (A) Alexander Graham Bell. Bell is widely recognized for his pioneering work in the development of the telephone, and he received the first US patent for the invention of the telephone in 1876.
In 1831, electricity became viable for use in technology when ________ created the electric dynamo.
(A) Benjamin Franklin
(B) Alessandro Volta
(C) Michael Faraday
(D) Thomas Edison
Correct Answer : C
Explanation :
In 1831, electricity became viable for use in technology when Michael Faraday created the electric dynamo. The correct answer is (C) Michael Faraday.
Faraday's work on electromagnetic induction laid the foundation for the development of electric generators and dynamos, which played a crucial role in the generation of electric power.
Who invented the railway engine?
(A) Charles Babbage
(B) Isaac Newton
(C) James Watt
(D) George Stephenson
Correct Answer : D
Explanation :
The invention of the railway engine is credited to George Stephenson. The correct answer is (D) George Stephenson. George Stephenson, an English engineer, is known for developing the first practical steam locomotive, named "The Rocket," which played a crucial role in the early development of railways.
Who invented the FM radio?
(A) Edwin Howard Armstrong
(B) Edward Henrik Armstrong
(C) Louis Theroux
(D) Adam Anter
Correct Answer : A
Explanation :
The inventor of FM (Frequency Modulation) radio is Edwin Howard Armstrong. The correct answer is (A) Edwin Howard Armstrong. Armstrong made significant contributions to radio technology, and he is credited with inventing FM radio in the 1930s.