Railway GK Questions 2026

Solder is an alloy of lead and tin, usually in nearly equal parts. An alloy is a mixture of a metal with one or more other elements, made to gain a property the pure metal lacks.

The Bansagar Dam stands on the Sone river in the Shahdol region of Madhya Pradesh. Bansagar is a joint project of Madhya Pradesh, Uttar Pradesh and Bihar, the three states through which the Sone flows, and it serves both irrigation and power.

A tsunami is caused by an undersea earthquake, a volcanic eruption or a landslide on the ocean floor, and has nothing to do with the ozone layer.

Bal Gangadhar Tilak started Kesari in 1881 and used it to carry the message of swaraj to Marathi readers. Tilak brought out two papers from Pune in the same year, Kesari in Marathi and Maratha in English.

The World Bank has its headquarters at Washington DC in the United States of America. The World Bank and the International Monetary Fund were both set up after the Bretton Woods conference of 1944 and began work in 1945, and both have their offices in Washington DC.

The zygote divides as it travels down the fallopian tube and the resulting ball of cells gets implanted in the thick lining of the uterus.

Consumer theory studies how a household decides to spend its money among the goods and services available to it. The idea rests on three things: the wants of the consumer, the prices of goods, and the income in hand, which is the budget constraint.

Humayun's Tomb in Delhi is one of the earliest and finest examples of Mughal architecture. The tomb was built in 1570 on the orders of Humayun's widow Bega Begum, also called Haji Begum, and the architect was Mirak Mirza Ghiyas of Persia.

Subordinate courts are the courts at the district level and below, and they hear civil and criminal cases as courts of first instance.

One kilowatt hour is 3.6 × 10⁶ joule, so 5.5 kWh = 5.5 × 3.6 × 10⁶ = 19.8 × 10⁶ joule.

Potential difference is defined as the work done for each unit of charge carried between two points, so V = W/Q and therefore W = QV.

The National Digital Library of India is a single window that brings together lakhs of learning resources, from school books to research papers, and lets a student search them free of cost in many Indian languages.

Absolute pressure is counted from the absolute zero of pressure, which is a perfect vacuum, so it can never be negative.

Hexadecimal is base sixteen, so the four places of C3B1 carry the weights 4096, 256, 16 and 1 from left to right, and the letters stand for numbers: A is 10, B is 11, C is 12, D is 13, E is 14 and F is 15.

Potential difference between two points of a circuit is the difference in electric potential between them, and it equals the work done in moving a unit positive charge from one point to the other.

Clause (2) of Article 164 says that the Council of Ministers shall be collectively responsible to the Legislative Assembly of the State, which is the rule of collective responsibility in a parliamentary system: the ministry stays in office only while it holds the confidence of the elected house, and a…

The Amir Amanullah Khan Award is Afghanistan's highest civilian honour, and Prime Minister Narendra Modi received it in June 2016 at Herat, on the day he and President Ashraf Ghani opened the Afghan-India Friendship Dam, earlier called the Salma Dam, which India built on the Hari Rud.

The westerlies blow from the subtropical high pressure belt towards the subpolar low, which makes them south-westerly in the northern hemisphere and north-westerly in the southern.

A toggle key switches a feature on with one press and off with the next, so it has two states and keeps whichever one you left it in.

A rise of 27°C is a rise of 27 K, because one degree Celsius and one kelvin are exactly the same size.