OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhich of the followings is not a dye – Not a dye – anthranilic acid September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhich of the following is a non-reducing sugar September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWave like character of an electron is proved by September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsMustard Gas is – Mustard gas chemical name September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhat is the Surya Heliophysics Foundation Model? September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhat does NISAR stand for – NISAR – NASA-ISRO Synthetic Aperture Radar September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsAcetylsalicylic acid is known as – Acetylsalicylic acid is Aspirin September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsSymbol of material used in conventional glass thermometers is September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhich among the following has the least thermal conductivity? September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsThermal expansion of a hole in a metal sheet – OPSC OAS 2023 Prelims Question September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsA glass of (1) tap water, (2) distilled water and (3) sea water is cooled to its solidification. The order in which they will solidify first is September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsMeniscus rise in glass thermometer is due to the change in September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsThe light emitting diode (LED) is made of – LED material – gallium nitride September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsJet fuel used in turbine based aviation engine mainly consists of September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsOne light year is equivalent to roughly how many kilometers? September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhat was the active medium used in the first working laser ever constructed? September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsName the new tool that is aimed at matching potential volunteers to new clinical trials September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsIn ethylene which of the following shape is acquired by the molecule? September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsBeyond Visual Line of Sight is an experiment, associated with which of the following device? September 25, 2026
OPSC OAS Science & Technology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsInflammatory Bowel Disease (IBD) is a group of disorders that cause chronic inflammation in which of the following organs in human body? September 25, 2026
