DMPQ-Explain the science behind the goal line technology.

Goal-line technology is a technical means of instantly determining whether the whole of the ball has crossed the goal line. Camera-based: Several approved systems work with cameras that detect the ball and use software to evaluate the footage from all the cameras. In this way, the system can determine whether the whole of the ball … Read more

DMPQ-Explain the concept behind the working hot spot technology.

Hot Spot is an image sensing system which makes use of infra-red cameras to find out if the batsman has nicked the ball. This technology was first introduced in cricket by a Melbourne based company, BBG Sports. Although two infrared cameras are enough, generally four infrared cameras are used to record the game continuously. The … Read more

DMPQ- What are e cigarette? Why government recently put a blanket ban on e cigarettes?

e-Cigarettes are battery powered devices that work by heating a liquid into an aerosol that the user inhales and exhales.  The e-cigarette liquid typically contains nicotine, propylene glycol, glycerin, flavorings, and other chemicals.   Why Blanket ban: e-Cigarettes usually contain nicotine which makes product addictive. e-Cigarettes cause health hazards for youth, young adults, and pregnant women. … Read more

DMPQ-What were the scientific objectives of Chandrayan-2?

  Mapping of lunar surface: Extensive mapping of lunar surface to study variation in lunar surface compositions is essential to trace back the origin and evolution of moon. Soft landing: The project will attempt to soft land the lader -vikram abd rover Oragyan in a high plain between two craters. Quest for water: Evidence for … Read more

DMPQ-Status of Public health is an important aspect for a country. In the light of the statement, comment on the status of Public Health.

Public health is an important aspect of an country. Affordable and accessible Quality health care ensures creation of quality of human capital. It also reduces out of the pocket expenditure on health which can be utilised by Individual for other productive activity like education, wealth creation. Since Independence, India has done well to deal and … Read more

DMPQ- What is LED? Why its popularity increasing?

A Light Emitting Diode (LED) is one of the latest inventions and is extensively used these days. From your cell phone to the large advertising display boards, the wide range of applications of these magical light bulbs can be witnessed almost everywhere. Today their popularity and applications are increasing rapidly due to some remarkable properties … Read more

DMPQ- Write a short note on gene mapping.

Gene mapping is the sequential allocation of loci to a relative position on a chromosome. Genetic maps are species-specific and comprised of genomic markers and/or genes and the genetic distance between each marker. These distances are calculated based on the frequency of chromosome crossovers occurring during meiosis, and not on their physical location on the chromosome. There are … Read more