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

Answer: (a)

REITs sell units to investors and use the money to invest in completed or almost-completed projects. Major changes are proposed by the government in the working of RIETs to increase the investments in real estate sector.

Answer: (d)

A ballistic missile is a missile that follows a suborbital ballistic flight path with the objective of delivering one or more warheads to a predetermined target.

To date, ballistic missiles have been propelled during powered flight by chemical rocket engines of various types. The first ballistic missile was the A-4, commonly known as the V-2 rocket, developed by Nazi Germany in the 1930s and 1940s under the direction of Wernher von Braun.

The first successful launch of a V-2 was on October 3, 1942, and began operation on September 6, 1944, against Paris, followed by an attack on London two days later. By the end of World War II, May 1945, over 3,000 V-2s had been launched.

Answer: (a)

INSAT-3A, a multipurpose satellite built by ISRO was launched by Ariane in April 2003. It is located at 93.5 degrees East longitude. It is the third satellite in the INSAT-3 series after INSAT-3B & INSAT-3C. Built at a cost of $53 mn, it will provide communication, weather and search & rescue services.

INSAT 3A was launched by the Ariane-5 launch vehicle of Arianespace on April 10, 2003, at 4.22 am IST from Kourou, French Guyana. It was placed into a Geosynchronous Transfer Orbit (GTO), 30 minutes after the lift-off in 3-axis stabilized mode.

Answer: (c)

Jeff Bezos the Amazon CEO recovered two Apollo Rocket Engines from Atlantic Ocean. Recovery team was funded by Amazon CEO , who recovered two Saturn V rocket engines from the Atlantic.

Answer: (b)

A Solar Thermal Power Plant of 140MW at Mathania in Rajasthan has been proposed and sanctioned by the Government in Rajasthan.

The project configuration of 140MW Integrated Solar Combined Cycle Power Plant involves a 35MW solar power generating system and a 105MW conventional power component and the GEF has approved a grant of US$ 40 million for the project. The Government of Germany has agreed to provide a soft loan of DM 116.8 million and a commercial loan of DM 133.2 million for the project.

Marwar Mathania is a town in Jodhpur district, Rajasthan, India. It is well connected by roads and railways to Jodhpur city. The Yazd integrated solar combined cycle power station is a hybrid power station situated near Yazd, Iran which became operational in 2009. It is the world’s first combined-cycle power plant using solar power and natural gas.

Note: The International Solar Alliance (ISA) is an alliance of more than 120 countries, which come either completely or partly between the Tropic of Cancer and the Tropic of Capricorn.

This initiative was first proposed by Indian Prime Minister Narendra Modi. The alliance’s primary objective is to work for efficient exploitation of solar energy to reduce dependence on fossil fuels.

In January 2016, Narendra Modi, and the French President François Hollande jointly laid the foundation stone of the ISA Headquarters and inaugurated the interim Secretariat of the ISA at the National Institute of Solar Energy (NISE) in Gwalpahari, Gurugram.

Answer: (c)

A minor planet is a term used to describe an astronomical object that is neither a dominant planet nor a comet and thus includes the dwarf planets that orbit around the Sun.

Minor planet 4538 Vishyanand was discovered on 10 October 1988 by Japanese astronomer Kenzo Suzuki which is located somewhere between Mars and Jupiter.