II PUC PHYSICS PRACTICAL EXPERIMENTS

PHYSICS EXPERIMENTS

1.To determine the focal length of convex lens by shift method & radii of curvature by Boy's                 

   method& refractive index of convex lens at least 4 trials 

2.To Verify Ohm’s law and the law of combination of resistors in parallel method[at least 4 trials]

3. Determine the resistivity of the material of the given wire using meter bridge (At least 4 trials for

    finding resistance).Length of the wire = 1.5 mtr

4.Determine the temperature coefficient of resistance of the thermistor using a meter bridge.

   [ at  least 4 trials]

5.Determine the current sensitivity of the given pointer galvanometer .Take at least three sets

   readings.

6. Determine the self-inductance of the given coil by direct method. Take at least three sets of

    readings. Frequency of AC = 50 Hz

7. Determine “ BH “ at the given place using tangent galvanometer. Take at least three sets 

    of readings. Circumference of the TG coil = 50 Cm.

8. Determine the specific heat of the given liquid by electrical method. specific heat of the material

    of the calorimeter c=385J/kg-k.

9. Draw the characteristics of the given semi-conductor diode and calculate its forward 

    resistanc & Knee voltage.

10.To convert galvanometer into a voltmeter of given range .sensitivity of the galvanometer=1.5x

     10 –5A/div The Resistance of galvanometer = 95Ω Voltmeter range = 2 Volts

11.To determine the internal resistance of a cell using potentiometer at least 4 trials.

12 To determine dispersive power of material of a prism for blue &green colour using spectometer.

     Angle of prism a =60degree