RRB Group D GK Questions 2026

The baht is the currency of Thailand, whose capital is Bangkok. Thailand is the only country in South East Asia that was never a European colony, and it is a founder member of the grouping known as ASEAN, whose headquarters is at Jakarta.

Wellington is the capital of New Zealand and sits at the southern end of the North Island, which makes it the southernmost national capital in the world.

The Turkish lira is the money of Turkey, whose capital is Ankara, not Istanbul. Istanbul is the largest city and the only city in the world spread over two continents, Europe and Asia, divided by the Bosphorus strait, which is why students wrongly treat it as the capital.

Kuala Lumpur remains the national capital of Malaysia and the seat of its parliament, but the offices of the government and the judiciary were shifted to the planned city of Putrajaya to ease the crowding of the capital.

The taka is the currency of Bangladesh, whose capital is Dhaka. Bangladesh was created in 1971 and shares the longest land border that India has with any country, touching West Bengal, Assam, Meghalaya, Tripura and Mizoram.

Naypyidaw became the capital of Myanmar in 2006, when the government moved out of Yangon, which had been the capital under the older name Rangoon.

South Africa is the standard example of a country with three capitals. Pretoria holds the executive and the office of the President, Cape Town holds the Parliament and is therefore the legislative capital, and Bloemfontein holds the Supreme Court of Appeal and is the judicial capital.

The ngultrum is the currency of Bhutan, whose capital is Thimphu. It is pegged to the Indian rupee at par, and the Indian rupee is accepted across Bhutan, which is why the two economies are closely tied.

Canberra was planned and built as the capital of Australia because Sydney and Melbourne could not agree on which of them should hold the seat of government, and the new city was placed between them.

The yen is the money of Japan and its capital is Tokyo. It is one of the most traded currencies in the world, along with the United States dollar, the euro and the pound sterling.

Aryabhata was the first satellite built by India and it was launched on 19 April 1975 from a Soviet launch site, since India had no launch vehicle of its own at the time.

The Mars Orbiter Mission was launched on 5 November 2013 by a PSLV and reached the orbit of Mars on 24 September 2014.

The Vikram lander of Chandrayaan-3 touched down near the south polar region of the Moon on 23 August 2023, making India the fourth country to achieve a soft landing on the Moon and the first to do so near the lunar south pole.

The Visible Emission Line Coronagraph is the largest and the principal instrument aboard Aditya-L1. A coronagraph creates an artificial eclipse inside the instrument by covering the bright disc of the Sun, so that the faint outer atmosphere called the corona becomes visible.

The Lagrange point L1 of the Sun and the Earth lies between the two bodies, roughly 1.5 million or fifteen lakh kilometres from the Earth.

Aditya-L1 was launched on 2 September 2023 from the Satish Dhawan Space Centre at Sriharikota by the PSLV-C57 flight, which used the most powerful version of the Polar Satellite Launch Vehicle.

Sindhu Netra was developed by the Defence Research and Development Organisation and was placed in orbit in February 2021 by the PSLV-C51 flight, the same flight whose main payload was the Amazonia-1 satellite of Brazil.

ChaSTE was carried on the Vikram lander of Chandrayaan-3. It has a probe fitted with a set of temperature sensors, which was pushed into the lunar soil to a depth of about ten centimetres near the south polar region.

STUDSAT, short for Student Satellite, was the first pico satellite built in India. A pico satellite is one that weighs under about one kilogram, and STUDSAT weighed less than that.

Gaganyaan is the programme under which the Indian Space Research Organisation is preparing to send Indian astronauts into a low orbit around the Earth in a crew module of its own and bring them back safely.