RRB Group D GK Questions 2026

At uniform speed the net force is zero, so the upward force must equal the skydiver's weight. Weight is mass times the acceleration due to gravity: 60 kg × 9.8 m/s² = 588 N, acting downward.

The Government Opium and Alkaloid Works at Neemuch processes opium gum into alkaloids such as morphine and codeine for medical use, and it is one of only two such government works in India, the other being at Ghazipur in Uttar Pradesh.

The National Fertilizers Limited plant at Vijaipur in Guna district makes urea from natural gas brought by the Hazira-Vijaipur-Jagdishpur pipeline, which is why the plant stands where the pipeline passes rather than near a mineral deposit.

The National Automotive Test Tracks were built at Pithampur in Dhar district as part of the country's automotive testing network, and the oval high-speed track there is the longest of its kind in Asia.

Jabalpur is the defence production centre of Madhya Pradesh. The Gun Carriage Factory, the Vehicle Factory, the Ordnance Factory at Khamaria and the Grey Iron Foundry all stand in or near the city, and they made it the ordnance town of central India.

Nagda in Ujjain district, on the Chambal, grew around the Grasim plant that makes viscose staple fibre, rayon grade pulp and caustic soda, and the township attached to it is called Birlagram.

Satna district has the thickest and purest limestone of the Vindhyan rocks, and a line of large cement plants works there and in neighbouring Maihar, which is why the district is called the cement capital of Madhya Pradesh.

The Bank Note Press at Dewas prints currency notes and is a unit of the Security Printing and Minting Corporation of India.

Nepanagar in Burhanpur district was built as a township around the newsprint mill now run by Nepa Limited, and that mill was the first newsprint factory in India, started in the years around independence so that Indian newspapers would not depend wholly on imported paper.

The plant stands at Govindpura in Bhopal and was set up in the 1950s as Heavy Electricals India Limited with British collaboration, before it became part of Bharat Heavy Electricals Limited.

Pithampur stands in Dhar district, about thirty kilometres south-west of Indore city, and its vehicle and auto component plants earned it the name Detroit of India.

It acquires and develops land for industrial estates and industrial model townships, allots plots to entrepreneurs, provides water, power and internal roads and runs common facilities, and it is the body named in questions on industrial infrastructure of the state.

Haryana has no coal and no petroleum of its own; its thermal power stations run on coal railed in from the eastern coalfields and its refinery on crude piped from the Gujarat coast.

Manesar is in Gurugram district on the Delhi-Jaipur highway, and the industrial model township developed there holds car, motorcycle, component and electronics plants as well as logistics parks.

Hisar has a large stainless steel and steel pipe industry and is counted as the steel town of the state, which is notable because Haryana has no iron ore worth mining and the raw material has to be brought in.

Bahadurgarh stands on the Delhi border on the Rohtak road and holds a large number of footwear units along with ceramic, tile and sanitaryware factories, besides engineering and packaging works.

Ambala, and Ambala Cantt in particular, has a cluster of workshops making laboratory glassware and apparatus, surgical and dental instruments, weighing and measuring devices and household mixers, and it supplies schools, colleges and hospitals across the country.

Jagadhri, now part of the Yamunanagar urban area, has an old industry of brass, bronze and other metal utensils, with rolling, beating and polishing done in workshops across the town, and its market supplies vessels to north India.

Hundreds of plywood and veneer units work in and around Yamunanagar and Jagadhri, giving the district the largest cluster of this industry in the country.

Panipat weaves durries, carpets, blankets and furnishing fabrics for the home and export markets, and it is also the largest centre in India for pulling old woollen clothing into fibre and spinning it again into yarn, a trade for which the city is known across the world.