science & tech MCQ section 2 MCQ Questions & Answers Detailed Explanation

Answer: (a)

The Bhabha Atomic Research Centre (BARC) is India’s premier nuclear research facility based in Trombay, Mumbai. BARC is a multi-disciplinary research centre with extensive infrastructure for advanced research and development covering the entire spectrum of nuclear science, engineering and related areas.

BARC’s core mandate is to sustain peaceful applications of nuclear energy, primarily for power generation. It manages all facets of nuclear power generation, from theoretical design of reactors, computerized modelling and simulation, risk analysis, development and testing of new reactor fuel materials, etc.

It also conducts research in spent fuel processing, and safe disposal of nuclear waste. Its other research focus areas are applications for isotopes in industries, medicine, agriculture, etc.

Answer: (b)

Ocean Thermal Energy Conversion (OTEC) uses the temperature difference between cooler deep and warmer shallow or surface ocean waters to run a heat engine and produce useful work, usually in the form of electricity.

However, the temperature differential is small and this impacts the economic feasibility of ocean thermal energy for electricity generation. The most commonly used heat cycle for OTEC is the Rankine cycle using a low-pressure turbine.

Answer: (b)

The United States-India Peaceful Atomic Energy cooperation Act, 2006 was named after the chairman of the House committee on international relations Henry J. Hyde.

The agreement is also known as the 123 agreement. Under the agreement, India agreed to separate its civil and military nuclear facilities and place all its civil nuclear facilities under IAEA (International Atomic Energy Agency) safeguards.

Answer: (d)

INS Kamorta has been handed over to the Indian Navy it is the first indigenous stealth corvette as well as first indigenous anti-submarine corvette.

Answer: (b)

Garden Reach Shipbuilders & Engineers Limited (GRSE) is one of India’s leading shipyards, located in Kolkata, West Bengal. It builds and repairs commercial and naval vessels. Founded in 1884 as a small privately-owned company on the eastern bank of the Hooghly River, it was renamed as Garden Reach Workshop in 1916.

The company was nationalized by the Government of India in 1960. It was awarded the Miniratna status, with accompanying financial and operational autonomy in September 2006.

Among commercial and scientific ships, GRSE builds oceanographic and hydrographic research vessels, marine acoustic research ships, non-propelled dredgers, grab hopper dredgers, trailing suction hopper dredgers, tugboats, and bulk carriers. GRSE built the Brahmaputra class frigates.

It also built two of the Khukri class and all the Kora class corvettes. It has been awarded a contract to build four Kamorta class corvettes.

It built all the Seaward class, Trinkat class, Bangaram class, and Car Nicobar class patrol vessels.

Answer: (b)

The NSG (National Security Guards) is a special response unit in India that has primarily been utilized for counter-terrorism activities. NSG is modelled on Germany’s GSH 9.

The NSG is also known as Black Cats. The NSG’s roles include protecting VIP’s, conducting anti-sabotage checks, rescuing hostages, neutralizing terrorist threats to vital installation, engaging terrorists and responding to hijacking and piracy.