The history of robotics is intertwined with the histories of technology, science and the basic principle of progress. Technology used…
add commentAs far gastric …  – If you have long ignored the problem of gastric was in danger of becoming…
add commentThe first electrical storage device, the Leyden Jar was invented by Ewald Georg von Kleist of Pomerania (now a part …
add comment1. Which of the following are computers that can be carried around easily ? (a) Minicomputers (b) Supercomputers (c) PCs…
add comment1. What causes death of fish in water bodies polluted by sewage? (a) Foul smell (b) Pathogens (c) Clogging of…
add commentMICROBIOLOGY OF WATER The drinking water of most communities and municipalities is obtained from surface sources – rivers, streams and…
add comment