Top 50 Science GK Questions and Answers

Rajesh Bhatia7 months ago 12.3K Views Join Examsbookapp store google play
Top 50 Science GK Questions and Answers
Q :  

Air Force Academy is located in–

(A) Hyderabad

(B) Coimbatore

(C) Kakinada

(D) Mumbai


Correct Answer : A
Explanation :

Air Force Academy (AFA) at Dundigal has built a formidable reputation as the premier institution of Indian Air force. It is situated 43 km from Hyderabad since, Inception in 1971.


Q :  

Who developed Ballistic Missile ? 

(A) Wernher Von Braun

(B) J Rober Oppenheimer

(C) Edward Teller

(D) Samuel Cohen


Correct Answer : A
Explanation :

Wernher Magnus Maximilian, Freiherr Von Braun was a German- American rocket scientist, aerospace engineer, space architect and one of the leading figures in the development of rocket technology in Nazi Germany during World War II and subsequently in the United States. He is credited as being the ‘Father of Rocket Science’.


Q :  

Which of the following is a stealth aircraft virtually undetectable even by radar ?

(A) B-2 Spirit

(B) Bl-B Lancer

(C) B-52 Stratofortrees

(D) FA-18 Hornets


Correct Answer : A
Explanation :

The North rop Grumman B-2 Spirit also known as the stealth technology designed for penetrating dense antiaircraft defenses. It is able to deploy both conventional and nuclear weapons.


Q :  

Indian and Russian scientists successfully test- fired a supersonic cruise missile named–

(A) GSAT-1

(B) GSLV

(C) Brahmos

(D) INSAT-3B


Correct Answer : C
Explanation :

Brahmos is a stealth supersonic cruise missile that can be launched from submarines, ships, aircraft or land. It is a joint venture between Republic of India’s Defence Research and Development Organisation (DRDO) and Russian Federation’s NPO Mashinostroeyenia. The name Brahmos is a portmanteau formed from the names of two rivers, The Brahmaputra of India and the Moskva of Russia.


Q :  

What is ‘Barak’? 

(A) A barrage on river Brahmaputra

(B) A peak in Kargil

(C) A ship- based missile system

(D) Residential Complex of an Army Unit


Correct Answer : C
Explanation :

Barak is an Indo-lsraeli Surface to Surface Missile, designed to defend against aircraft, anti-ship missiles and UAVS.


Q :  

The intermediate range nuclear capable missile developed indigenously is named– 

(A) Agni

(B) Prithvi

(C) Nag

(D) Trishul


Correct Answer : A
Explanation :

The Agni missile is a family of medium to intercontinental range ballistic missiles developed by India, named after one of the five elements of nature. In the Agni series of ballistic missiles, Agni II, Agni III and Agni IV are Intermediate Range Ballistic Missiles (IRBMs). These are all nuclear weapons capable surface to surface ballistic missile.


Q :  

Which country assisted India to establish the KoodanKulam Nuclear Power Station in Tamil Nadu? 

(A) Russia

(B) Canada

(C) Germany

(D) France


Correct Answer : A
Explanation :

Koodan-Kulam Nuclear Power Plant (KKNP) is associated with Russia, which is located in Tirunelveli district of Tamil Nadu. KKNP is Indias first pressurised water reactor belonging to the light water category.


Q :  

Which scale is used to measure the intensity of earthquake?

(A) Richter

(B) Metric

(C) Centigrade

(D) Newton


Correct Answer : A
Explanation :

The Richter magnitude scale (often shortened to Richter scale) was developed to assign a single number to quantify the energy that is released during an earthquake. An earthquake (also known as a quake, tremor or temblor) is the result of a sudden release of energy in the Earth’s crust that creates seismic waves.


Q :  

Geostationary orbit is at a height of– 

(A) 6 km

(B) 1000 km

(C) 3600 km

(D) 36000 km


Correct Answer : D
Explanation :

A geostationary orbit, geostationary Earth orbit or Geosynchronous Equatorial Orbit (GEO), is a circular orbit 35786 km (22236 mile) above the Earth’s equator and following the direction of the Earth’s rotation. An object in such an orbit has an orbital period equal to the Earth’s rotational period (one sidereal day).


Q :  

The National Chemical Laboratory is situated in– 

(A) New Delhi

(B) Bengaluru

(C) Pune

(D) Patna


Correct Answer : C
Explanation :

The National Chemical Laboratory (NCL) is an ~ Indian Government laboratory based in Pune, popularly known as NCL, a constituent member of the Council of Scientific and Industrial Research (CSIR) India, it was established in 1950


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    Rajesh Bhatia

    A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.

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