Science Practicals 11 & 12

Class 11 Physics practical reading To study the relationship between force of limiting friction and normal reaction and to find the coefficient friction between a block and horizontal surface.

Class 11 Physics practical reading Using a simple pendulum, plot L-T and L-T² graphs. Hence find effective length of second's pendulum using appropriate graphs.

Class 11 Physics practical reading To find the weight of a given body using parallelogram law of vectors.

Class 11 Physics practical reading To measure radius of curvature of a given spherical (convex) surface by a spherometer.

Class 11 Physics practical reading To measure diameter of a given wire using a screw gauge.

Class 11 Physics practical reading To measure internal diameter and depth of a given beaker/calorimeter and hence find its volume.

Class 11 Physics practical reading To measure the diameter of a small spherical or cylindrical body using a vernier calliper.

Class 12 Physics practical reading To draw the characteristic curve of a zener diode & to determine its reverse breakdown voltage.

Class 12 Physics practical reading To draw the characteristic curve of a p-n junction in forward and reverse bias.

Class 12 Physics practical reading To find the focal length of a convex mirror using a convex lens.

Class 12 Physics practical reading To find the focal length of a convex lens by plotting a graph between u and v or between 1/u and 1/v.

Class 12 Physics practical reading To find the value of v for different values of u in case of a concave mirror and to find its focal length.

Class 12 Physics practical reading To find the frequency of the a.c. mains with a sonometer.