**Physics Projects For Class 11 CBSE & NCERT & List Free Practicals**

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**Section A – Physics Projects For Class 11 CBSE (Physics practical)**

**Experiments – Physics Projects For Class 11**

- 1. To measure diameter of a small spherical/cylindrical body using Vernier callipers.
- 2. To measure internal diameter and depth of a given beaker/calorimeter using Vernier callipers and hence find its volume.
- 3. To measure diameter of a given wire using screw gauge.
- 4. To measure thickness of a given sheet using screw gauge.
- 5. To measure volume of an irregular lamina using screw gauge.
- 6. To determine radius of curvature of a given spherical surface by a spherometer.
- 7. To determine the mass of two different objects using a beam balance.
- 8. To find the weight of a given body using parallelogram law of vectors.
- 9. Using a simple pendulum, plot L-T and L-T2 graphs. Hence find the effective length of a second’s pendulum using appropriate graph.
- 10. To study the relationship between force of limiting friction and normal reaction and to find the

coefficient of friction between a block and a horizontal surface. - 11. To find the downward force, along an inclined plane, acting on a roller due to gravitational pull of

the earth and study its relationship with the angle of inclination (θ) by plotting graph between force

and sin θ.

### Activities

- 1. To make a paper scale of given least count, e.g. 0.2 cm, 0.5 cm.
- 2. To determine mass of a given body using a metre scale by principle of moments.
- 3. To plot a graph for a given set of data, with proper choice of scales and error bars.
- 4. To measure the force of limiting friction for rolling of a roller on a horizontal plane.
- 5. To study the variation in the range of a jet of water with the angle of projection.
- 6. To study the conservation of energy of a ball rolling down on inclined plane (using a double inclined plane).
- 7. To study dissipation of energy of a simple pendulum by plotting a graph between square of amplitude and time.

**Section B – Physics Projects For Class 11 CBSE (Physics practical)**

**Experiments (Physics practical) – Physics Projects For Class 11**

- 1. To determine Young’s modulus of elasticity of the material of a given wire.
- 2. To find the force constant of a helical spring by plotting a graph between load and extension.
- 3. To study the variation in volume with pressure for a sample of air at constant temperature by plotting graphs between P and V, and between P and 1/V.
- 4. To determine the surface tension of water by capillary rise method.
- 5. To determine the coefficient of viscosity of a given viscous liquid by measuring the terminal velocity of a given spherical body.
- 6. To study the relationship between the temperature of a hot body and time by plotting a cooling curve.
- 7. To determine specific heat capacity of a given (i) solid (ii) liquid, by method of mixtures.
- 8. (i) To study the relation between frequency and length of a given wire under constant tension

using sonometer.

(ii) To study the relation between the length of a given wire and tension for constant frequency

using sonometer. - 9. To find the speed of sound in air at room temperature using a resonance tube by two resonance positions.

**Activities**

- 1. To observe change of state and plot a cooling curve for molten wax.
- 2. To observe and explain the effect of heating on a bi-metallic strip.
- 3. To note the change in level of liquid in a container on heating and interpret the observations.
- 4. To study the effect of detergent on surface tension of water by observing capillary rise.
- 5. To study the factors affecting the rate of loss of heat of a liquid.
- 6. To study the effect of load on depression of a suitably clamped meter scale loaded at (i) at its end

(ii) in the middle.

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