Academic Practical Science IX
Author : Dr. N. K. Sharma
Publisher : Laxmi Publications
Page : 227 pages
File Size : 37,43 MB
Release : 2009
Category :
ISBN : 8190856006
Author : Dr. N. K. Sharma
Publisher : Laxmi Publications
Page : 227 pages
File Size : 37,43 MB
Release : 2009
Category :
ISBN : 8190856006
Author : S.P. Saxena
Publisher : Laxmi Publications
Page : 226 pages
File Size : 37,65 MB
Release : 2010
Category :
ISBN : 813180643X
Author : Dr. J. P. Goel
Publisher : SBPD Publications
Page : 33 pages
File Size : 11,18 MB
Release : 2020-06-26
Category : Science
ISBN : 9389356342
Physics : 1.To determine the focal length of concave mirror, 2. To find the focal length of convex lens by two pin method, 3. To find the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of image formed, 4.To trace the path of the rays of light through a glass prism, 5.To trace the path of a ray of light passing through a rectangular glass slab for difference angles of incidence. 6.To study the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. Also plotting a graph between V and I.7.To determine the equivalent resistance of two resistors when connected in series and parallel Chemistry : 8.To find the pH of the following samples by using pH paper universal indicator, 9.To studying the properties of a base (dil. NaOH Solution) and Acid (HCl) by their reaction with : (a) Litmus solution (Blue/Red), (b) Zinc metal, (c) Solid sodium carbonate, 10.To perform and observe the following reactions and to classify them into (a) Combination reaction, (b) Decomposition reaction, (c) Displacement reaction, (d) Double displacement reaction : (i) Action of water on quick lime, (ii) Action of heat on ferrous sulphate crystals, (iii) Iron nails kept in copper sulphate solution, (iv) Reaction between sodium sulphate and barium chloride solutions. 11.To observe the action of Zn, Fe, Cu and Al on the following salt solutions : (a) ZnSO4 (aq.), (b) FeSO4 (aq.), (c) CuSO4 (aq.), (d) Al2 (SO4)3 (aq.). Based on the above result to arrange Zn, Fe, Cu and Al (metals) in the decreasing order or reactivity,12.To study the following properties of acetic acid (ethanoic acid) : (i) Odour, (ii) Solubility in water, (iii) Effect on litmus, (iv) Reaction with sodium hydrogen carbonate. 13.To study the comparative cleaning capacity of a sample of soap in soft and hard water. Biology : 14.To study stomata by preparing a temporary mount of a leaf peel. 15.To show experimentally that carbon dioxide (CO2) is given out during aerobic respiration, 16. To study (A) Binary fission in Amoeba and (B) Budding in yeast with the help of prepared slides, 17.To identify the different parts of an embryo of a dicot seed (pea, gram or red kidney beans.)
Author : Dhiren M Joshi
Publisher : Ratna Sagar
Page : 208 pages
File Size : 20,78 MB
Release :
Category :
ISBN : 9788183321945
Living Science for Classes 9 and 10 have been prepared on the basis of the syllabus developed by the NCERT and adopted by the CBSE and many other State Education Boards. Best of both, the traditional courses and the recent innovations in the field of basic Physics have been incorporated. The books contain a large number of worked-out examples, illustrations, illustrative questions, numerical problems, figures, tables and graphs.
Author :
Publisher :
Page : 1334 pages
File Size : 14,71 MB
Release : 1904
Category : Engineering
ISBN :
Includes the Society's list of officers, members, and associates.
Author :
Publisher :
Page : 374 pages
File Size : 45,65 MB
Release : 1905
Category : Pharmacy
ISBN :
Author : University of Tennessee (Knoxville campus)
Publisher :
Page : 428 pages
File Size : 16,50 MB
Release : 1913
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ISBN :
Author : Theodore L. Flood
Publisher :
Page : 780 pages
File Size : 50,9 MB
Release : 1893
Category :
ISBN :
Author : Boston (Mass.). School Committee
Publisher :
Page : 1120 pages
File Size : 42,82 MB
Release : 1927
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ISBN :
Author : University of St. Andrews
Publisher :
Page : 652 pages
File Size : 41,20 MB
Release : 1906
Category :
ISBN :