Which of the following type of Coal, has maximum carbon content?
Which of the following type of Coal, has maximum carbon content?A. Peat
B. Lignite
C. Anthracite
D. Bituminious
B. Lignite
C. Anthracite
D. Bituminious
A. Blue
B. White
C. Red
D. Black
Ununoctium is the heaviest element, but it is man-made. The heaviest naturally-occurring element is uranium (atomic number 92, atomic weight 238.0289).
A. gamma rays
B. UV rays
C. visible light
D. Radio waves
A. Mercury
B. Sulphuric acid
C. Chromite
D. Quartz
The science which deals with study of manners and customs of people is ?
A. Ethnology
B. Morphology
C. Ethics
D. Genetics
E. None of these