A Horse is at a point P at time t=0 Horse moves along the track at speed of 20 km/hr.How fast is his shadow moving on the wall when he has covered 1/8 of the track. *Image* ...
p ml of a mixture of carbonmonoxide carbon dio oxide and nitrogen are mixed with q ml of oxygen.after oxidation r ml of mixture of carbondioxide nitrogen and left over oxygen are obtained.adsorption with alkali metal leaves s ...
