Railway GK Questions 2026

Ethyl acetate is an ester, and esters are the family of organic compounds known for a sweet, fruity smell. It is formed when ethanol reacts with acetic acid in the presence of a little concentrated sulphuric acid, a reaction called esterification, and its formula is CH3COOC2H5.

Three grams of hydrogen, 48 grams of oxygen and 42 grams of nitrogen each come to 1.5 moles, while two grams of carbon is only about 0.17 mole, so carbon holds a different number of particles.

A colloid only looks uniform to the eye; it is in fact a heterogeneous mixture, so this is the statement that is not true.

Copper sulphate holds five water molecules, sodium carbonate ten and gypsum two, so the order asked for is 5, 10 and 2.

The statement in the question is Avogadro's law, given by the Italian scientist Amedeo Avogadro in 1811.

A simple pendulum about one metre long completes one full swing in roughly two seconds, and a pendulum of this length is called the seconds pendulum.

A reading of 113 on the Fahrenheit scale works out to 45 degrees Celsius, and adding 273 to that gives about 318 K. Fahrenheit is turned into Celsius with the relation C = (F - 32) x 5/9, so (113 - 32) x 5/9 = 81 x 5/9 = 45…

Both are recognised across the world for their outstanding cultural and historical significance, and the minister’s letter drew attention to this standing while proposing them as venues.

Prataprao Jadhav, who holds independent charge of the Ministry of Ayush and is also Minister of State in the Ministry of Health and Family Welfare, has written to the Defence Minister asking that the aerobatic display team of the Indian Air Force be permitted to perform at Lonar, Ajanta and…

The Surya Kiran Aerobatic Display Team is the air force’s formation display team, and it has a reputation for precision, skill and closely coordinated aerial manoeuvres.

Lonar Crater Lake is a unique natural formation in the Buldhana district of Maharashtra, and it attracts visitors because of its distinctive geological and environmental features.

The shramdaan and plantation drive named Ek Din, Ek Ghanta, Ek Saath is to be held at Purana Qila in Delhi in coordination with that body, which looks after protected monuments.

During the preparatory phase of the campaign, the Ministry of Culture, together with its attached, subordinate and autonomous organisations spread across the country, identified that many sites for cleaning.

The campaign is built in two parts. The first is a preparatory phase, which ran from the sixteenth to the thirtieth of September 2026, and in which each participating ministry fixed the cleaning and disposal targets it would meet.

It runs this government-wide drive, in which ministries and their attached, subordinate and autonomous bodies clean their premises, weed out old files and clear pending references.

The Secretary of the Department of Drinking Water and Sanitation stressed that villages under the two tribal missions should be reviewed regularly through meetings of this body, which is headed by the Deputy Commissioner or District Magistrate of the district.

DA-JGUA is one of the two tribal missions whose drinking water needs were reviewed by the Department of Drinking Water and Sanitation; the other is PM-JANMAN, the Pradhan Mantri Janjati Adivasi Nyaya Maha Abhiyan.

It has carried out a state-wise exercise named SurveySetu, in which the status of functional household tap connections is verified at the level of each household.

This is the dedicated provision set aside under Jal Jeevan Mission 2.0 for closing drinking water gaps in the tribal villages covered by the Pradhan Mantri Janjati Adivasi Nyaya Maha Abhiyan and the Dharti Aaba Janjatiya Gram Utkarsh Abhiyan.

Narendra Bhooshan is a graduate in Electronics, and he went on to earn a Master’s degree in International Development Policy from Duke University.