State Exams GK Questions 2026

Boric acid dissolves in water to give a true solution, in which the dispersed particles are individual molecules small enough to pass through a filter paper and even a parchment membrane, and the mixture shows no Tyndall effect.

Rayon is made by dissolving the cellulose of wood pulp in a chemical and forcing the solution through fine holes to form filaments.

A dilute solution of iodine gives a deep blue-black colour with starch, which is a polysaccharide and therefore a carbohydrate.

In graphite each carbon atom is joined to only three other carbon atoms in flat hexagonal layers, so the fourth valence electron of every atom is not used in bonding and can move freely along the layer.

LHB stands for Linke Hofmann Busch, the German firm whose design Indian Railways adopted at the end of the 1990s and now builds at Kapurthala and other coach factories.

The Chenab bridge on that link stands about 359 metres above the bed of the river, higher than the Eiffel Tower, and is built as a steel arch to span the deep gorge in an earthquake prone and wind swept setting.

The correct answer is A, Gatimaan Express, which began running in 2016 between Delhi and Agra and became India's first semi-high-speed train at 160 kilometres an hour, a speed the Agra route could take because of its straight alignment and fenced sections.

The correct answer is B, the National High Speed Rail Corporation Limited, a company set up specifically to build and later operate high-speed rail in India, with the Union Government and the Governments of Gujarat and Maharashtra as shareholders.

The corridor uses the Shinkansen system, the high-speed technology Japan has run since 1964, and the project is financed largely by a soft loan from Japan carrying a long repayment period and a low rate of interest.

A Vande Bharat rake is a self-propelled electric multiple unit: the traction motors and control equipment are slung under the coaches themselves, so power is spread along the length of the train instead of being concentrated in one vehicle.

The first Vande Bharat Express was flagged off on 15 February 2019, after the train set had been built at the Integral Coach Factory under the name Train 18 and tested on Indian track.

The correct answer is B, the Integral Coach Factory at Chennai, which designed the train set under the project name Train 18 and rolled out the first rake.

Kavach works on the movement of trains: it reads the position and speed of a locomotive from trackside tags, compares that with the signal and the permitted speed, and brakes the train when the driver does not.

Safety Integrity Level is a scale of four grades used for safety related electronic systems, and level four is the most demanding, meaning the probability of a dangerous undetected failure is designed to be the lowest of all.

It is the research, design and standards wing of Indian Railways, has its headquarters at Lucknow, and developed Kavach in partnership with Indian manufacturers, first under the name Train Collision Avoidance System.

Kavach is an electronic safety system that acts on a moving train when its driver does not: it applies the brakes if a signal at danger is being approached without braking, holds a train back from passing a red signal, and keeps two locomotives fitted with the system from closing…

The Constitution provides for a joint sitting of the two Houses only at the Union level, under Article 108, where the President may summon the Lok Sabha and the Rajya Sabha to sit together and the Speaker of the Lok Sabha presides.

Article 192 says that if a question arises whether a member of a House of the Legislature of a State has become subject to any of the disqualifications listed in Article 191, the question shall be referred for the decision of the Governor, and his decision shall be final.

Article 172 says that the Legislative Council of a State shall not be subject to dissolution, but that as nearly as possible one-third of its members shall retire on the expiration of every second year.

Article 200 gives the Governor three choices on an ordinary Bill and adds a fourth course for special cases: he may declare that he assents, that he withholds assent, or that he reserves the Bill for the consideration of the President, and he may return the Bill to the House…