राज्यसेवा मुख्य परीक्षा २०१८ GS-4

In India, the pilot project of geothermal energy is established at _______.

Match the correct pairs :

Some sentences which differentiate X-rays from y-rays are given below. Select the proper option to justify the difference.

(a) X-rays are due to energy changes emitted outside the nuclei whereas y-rays are emitted by the nuclei.
(b) X-rays are electromagnetic waves but y-rays are not.

(c) X-rays have lower frequency than y-rays.

(d) X-rays cannot be used for the preservation of food.

Answer options :

India currently has twenty one operating nuclear reactors at six locations across the country with combined capacity totalling upto :

In which of the power generation involve minimum number of steps of energy conversion ?

The first controlled fission of an atom was carried out in Germany in _______ .

Abbreviations and corresponding longform of some atomic power stations, in India, are given below. Out of these longform one is wrong. Identify it. 

Consider the following statements about NPT and CTBT :

(a) India has neither signed NPT nor ratified it.

(b) India has signed CTBT but not yet ratified it.

Which of the statements given above is/are correct? 

There are problems associated with nuclear power generation.

(a) after fission of nuclear fuel emit harmful radiations.

(b) to dispose the nuclear waste is big challenge.

(c) non-availability of the sufficient nuclear fuel.

(d) accident may result in release of very harmful radiations.

Answer options :

_______ is/are the first country/countries to start regular large scale manufacture and marketing of solar cookers.

Which of the following is the heaviest rocket ever made by India till now, capable of carrying Astronauts in space ?

Which one of the following energy sources is not the environment friendly energy source ? 

The Liquid Propulsion Systems Centre (LPSC) of the Indian Space Research Organisation (ISRO) is at :

At present, LED light bulbs are better than CFL bulbs mainly because :

(a) They produce more efficient light than CFL bulbs

(b) They last 5 to 6 times longer than CFL bulbs

(c) They are cheaper thanCFL bulbs

(d) They are more attractive than CFL bulbs

Answer options :

GPS is a space-based radionavigation system owned by _______ government and operated by its Air Force.

Web browser software is programmed according to ________ standards.

The well-known ports assigned to the computer communication protocols HTTP and HTTPS are :

 (a) 8080 and 443

(b) 25 and 23

(c) 80 and 404

(d) 80 and 443

Answer options : 

The ISCII code has been prepared for writing scripts in Indian languages in computers. What is the long form of ISCII ?

Which of the following is not malware or virus?

Media Asia Lab set up by Ministry of Electronics and Information Technology, Government of India is now known as :