Defence Technology (Physics) Part-I

Total Questions: 50

31. India's first armed nuclear submarine is [Jharkhand P.C.S. (Pre) 2016]

Correct Answer: (c) I.N.S. Arihant
Solution:

Admiral Sunil Lamba formally inducted India's first indigenously built nuclear submarine INS Arihant in Indian Navy in August, 2016. It is operated by a 83 MW pressurized light nuclear reactor.

It weighs 6000 tons. India is the 6th country in the world to achieve nuclear trilateral capacity for atomic warfare after land and sky.

32. The effective range of Agni-I missile test-fired in July 2004, is- [U.P.P.C.S. (Mains) 2003]

Correct Answer: (a) Above 700 km but less than 2000 km
Solution:

Agni-I is a surface to the surface short-range ballistic missile. It has an effective range of 700-1250 km.

33. An indigenously manufactured missile with a range of 700 km was successfully tested by India in March, 2010. How is it known? [U.P.P.C.S. (Spl.) (Mains) 2008]

Correct Answer: (c) Agni-I
Solution:

A nuclear capable surface-to-surface Agni-I ballistic missile with a range of 700 km was successfully tested from the Wheeler's Island off the Odisha Coast on 28 March, 2010. Its first trial in the night was successfully completed on 11 April, 2014.

34. What is the range of 'Dhanush' missile tested successfully by India in March, 2010? [U.P.P.C.S. (Spl.) (Mains) 2008]

Correct Answer: (c) 350 km
Solution:

Dhanush missile is the naval version of Prithvi missile. It has a range of 350 Km.

35. The ICBM developed by India, with a strike range of more than 2000 km, is given the name: [U.P.P.C.S. (Mains) 2011, U.P.P.C.S. (Mains) 2006]

Correct Answer: (d) Agni-II
Solution:

India has developed a series of AGNI missiles under the Integrated Guided Missile Development Programme (IGMDP). AGNI-I is a short-range ballistic missile with an effective range of 700-1250 km, while AGNI-II has an effective range of 2000-2500 km.

36. Which one of the following is named 'Hansa-2'? [U.P.P.C.S. (Pre) 1996]

Correct Answer: (b) A Trainer Aircraft
Solution:

Hansa is a general aviation airplane for flight training, designed by the National Aerospace Laboratories (NAL) of India and built by Taneja Aerospace and Aviation Limited (TAAL). Some different versions of Hansa Aircraft are Hansa-2, Hansa-2RE, Hansa-3, Hansa-S and Hansa-UAV.

37. Which one of the following pair is not correctly matched? [I.A.S. (Pre) 2005]

Correct Answer: (b) Phalcon: Cruise missile supplied by Russia to India
Solution:

The Phalcon is an Israeli manufactured Airborne Early Warning Command and Control (AEWC&C) system. It provides real time surveillance of a few hundred kilometres of territory and also command and control.

It can pick up a low-flying aircraft, a missile and provide an advance warning after correlation. India bought this system from Israel. Other pairs are correctly matched.

38. From which country of the world will Indian obtain 'Phalcon Radar' system? [U.P.P.C.S. (Mains) 2004]

Correct Answer: (b) Israel
Solution:

The Phalcon is an Israeli manufactured Airborne Early Warning Command and Control (AEWC&C) system. It provides real time surveillance of a few hundred kilometres of territory and also command and control.

It can pick up a low-flying aircraft, a missile and provide an advance warning after correlation. India bought this system from Israel. Other pairs are correctly matched.

39. From which one of the following did India buy the Barak anti-missile defence systems? [I.A.S. (Pre) 2008]

Correct Answer: (a) Israel
Solution:

India bought the Barak anti-missile defence system from Israel. The Barak missiles are firstly deployed on India's aircraft carrier INS Virat.

40. Barak-8 Missile (next generation) has been developed by India in collaboration with which of the following countries? [U.P.P.C.S. (Pre) 2016]

Correct Answer: (c) Israel
Solution:

Barak-8 (the Hebrew word for Lightning) is an Indian-Israeli surface-to-air missile (SAM), designed to defend against any type of airborne threat including aircraft, helicopters, anti ship missiles, and UAVs as well as cruise missiles and combat Jets.