66951. ------------is the nodal agency of Government of India to support public library services and systems and promote public library movement in the country
66952. Who was the father of Modern librarianship?
66953. The Association for Information Management(ASLIB)was established in:
66954. Chemical formula for water is
66955. The gas usually filled in the electric bulb is
66956. Washing soda is the common name for
66957. Quartz crystals normally used in quartz clocks etc. is chemically
66958. Which of the gas is not known as green house gas?
66959. Bromine is a
66960. The hardest substance available on earth is
66961. The variety of coal in which the deposit contains recognisable traces of the original plant material is
66962. Tetraethyl lead is used as
66963. Which of the following is used as a lubricant?
66964. The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is
66965. The gases used in different types of welding would include
66966. The property of a substance to absorb moisture from the air on exposure is called
66967. In which of the following activities silicon carbide is used?
66968. The average salinity of sea water is
66969. When an iron nail gets rusted, iron oxide is formed
66970. Galvanised iron sheets have a coating of
66971. Among the various allotropes of carbon,
66972. The group of metals Fe, Co, Ni may best called as
66973. Heavy water is
66974. The chemical (ethyl mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of
66975. The element common to all acids is
66976. Non stick cooking utensils are coated with
66977. Monazite is an ore of
66978. Carbon, diamond and graphite are together called
66979. Potassium nitrate is used in
66980. National Library for the Blind and Physically Handicapped is situated at:
66981. Soda water contains
66982. ’Brain Chamber’is studied in library Science in:
66983. Most soluble in water is
66984. Which of the following was to be discovered first in the chromospheres of the sun?
66985. Which of the following is in liquid form at room temperature?
66986. Sodium metal is kept under
66987. Which of the following are the ingredients of gun metal?
66988. From which mineral is radium obtained?
66989. What is laughing gas?
66990. Actinides are the elements with atomic numbers from
66991. The two elements that are frequently used for making transistors are
66992. The filament of an electric bulb is made of
66993. Diamond is an allotropic form of
66994. In fireworks, the green flame is produced because of
66995. Permanent hardness of water can be removed by adding
66996. Marsh gas is
66997. LPG consists of mainly
66998. Air is a/an
66999. Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?