2306: What are Rubies and Sapphires chemically known as?
(a) Silicon dioxide
(b) Aluminium oxide
(c) Lead tetroxide
(d) Boron nitride
2307: Which one of the following pairs of states and tribes is not correctly matched?
(a) Assam : Miri
(b) Nagaland : Konyak
(c) Aranachal Pradesh : Apatani
(d) Madhya Pradesh : Lambada
2308: A rapid increase in the rate of inflation is sometimes attributed to the "base effect", What is "base effect" ?
(a) It is the impact of the price levels of previous year on the calculation of inflation rate
(b) It is the impact of drastic deficiency in supply due to failure of crops
(c) It is the impact of the surge in demand due to rapid economic growth
(d) None of the statements (a), (b) and (c) given above is correct in this context
2309: What is the order of magnitude of electric resistance of human body (dry)?
(a) 10X10 ohm
(b) 10X10X10X10 ohm
(c) 10x10x10x10x10x10 ohm
(d) 10x10x10x10x10x10x10x10 ohm
2310: Which one of the following has the highest fuel value ?
(a) Hydrogen
(b) Charcoal
(c) Natural Gas
(d) Gasoline