Railway GK Questions 2026

Coulomb’s law gives the force between two point charges at rest. It states that the force is directly proportional to the product of the two charges and inversely proportional to the square of the distance between them, and acts along the line joining them.

In the SI system the prefix femto, written f, stands for 10 raised to minus 15. The name comes from the Danish and Norwegian word femten, meaning fifteen.

Galileo was the first to argue that, with air resistance removed, every body falls with the same acceleration regardless of its mass.

Ahmedabad in Gujarat is called the Manchester of India because of the cotton textile mills that grew there, just as Manchester in England was the centre of the cotton industry.

The Yamuna rises from the Yamunotri glacier on the Bandarpunch range in the Uttarkashi district of Uttarakhand, so its source lies inside the Indian Himalayas.

Ooty, or Udhagamandalam, sits in the Nilgiri hills of Tamil Nadu at about 2,240 metres, but it lies close to the equator at roughly 11 degrees north, so its winter temperatures stay above freezing and it gets no snowfall.

Kolleru Lake lies in Andhra Pradesh, between the deltas of the Krishna and the Godavari, spread across the Eluru and West Godavari districts.

Tamil Nadu gets most of its rain from the north-east monsoon between October and December, which is why its rainy season comes when the rest of India is drying out.

The Godavari rises near Trimbakeshwar in the Nashik district of Maharashtra, in the Western Ghats, about 80 km from the Arabian Sea.

Muhammad bin Tughlaq issued token coins of bronze and copper in 1329-30 that were to pass at the value of the silver tanka.

It is called the Morley-Minto Reforms after Lord Morley, the Secretary of State for India, and Lord Minto, the Viceroy at the time.

Razia was the only woman to sit on the throne of Delhi, so she was both the first and the last woman ruler of the Sultanate.

Aibak was a Turkish slave of Muhammad Ghori and took charge of the Indian territories after Ghori died in 1206, founding the Slave or Mamluk dynasty of the Delhi Sultanate.

The Chalukya ruler Pulakesin II stopped Harshavardhana on the banks of the Narmada and kept him out of the Deccan.

This Act ended the rule of the East India Company and placed India directly under the British Crown. It was passed right after the Revolt of 1857, and is therefore also called the Act for the Good Government of India.

The Vice-President placed that figure beside two others to show how women’s economic participation has grown: around 9.2 million Self-Help Groups, covering more than 100 million rural women, and more than 250 million Indians lifted out of extreme poverty.

The inaugural address used this figure to show how far financial inclusion has spread, crediting the JAM trinity, Direct Benefit Transfer and the Goods and Services Tax with widening access, improving transparency and formalising the economy.

The Vice-President recalled that the institute was set up that year under Professor V. K. R. V. Rao and has stayed close to India’s development journey ever since; it hosts this conclave.

The conclave was organised on that theme by the Institute of Economic Growth, and the Vice-President used it to argue that economic resilience cannot be separated from social resilience, that inclusion is the foundation of resilience, and that no citizen, enterprise or region should be left behind.

BHARATPOL was launched then by the Union Home Minister to improve coordination, connectivity and information sharing between Indian and foreign law enforcement agencies.