Note: Same Evaluation scheme and general guidelines for visually impaired students as given for Class XII may be followed.Ī.Items for Identification/Familiarity of the apparatus for assessment in practical’s (Allexperiments) Practical Examination for Visually Impaired Students To observe the decrease in pressure with increase in velocity of a fluid. To study the effect of load on depression of a suitably clamped metre scale loaded at (i) its end (ii) in the middle.ħ. To study the factors affecting the rate of loss of heat of a liquid.Ħ. To study the effect of detergent on surface tension of water by observing capillary rise.ĥ. To note the change in level of liquid in a container on heating and interpret the observations.Ĥ.
To observe and explain the effect of heating on a bi-metallic strip.ģ. To observe change of state and plot a cooling curve for molten wax.Ģ.
To find the speed of sound in air at room temperature using a resonance tube by two resonance positions.ġ. To study the relation between the length of a given wire and tension for constant frequency using sonometer.ġ0.
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