MAIN TOPICS

1
MAIN TOPICS

• 1 CURRENT ELECTRICITY
• 2 WAVE AND RAY OPTICS
• 3 SEMICONDUCTORS
• 4 AC/ waves

2
CURRENT BASED EXPERIMENTS

• 1 OHM S LAW
• 2 METER BRIDGE
• 3 POTENTIOMETER
• 4 HALF DEFLECTION METHOD

3
OPTICS

• 1 PRISM
• 2 SLAB
• 3 LENS
• 4 MIRROR

4
SEMICONDUCTORS

• DIODE

5
AC / waves

• SONOMETER

6
Generalinstructions

• Get ckts /ray diagrams verified ,
• Draw tables with pencil
• NO OVERWRITING/CUTTING
• Get 1 reading signed

7
General (electricity)

• Construction of Resistance box,Rheostat
  ,Meters,Cells ,Eliminator,Transformer
• Arrows in ray diagrams and ckts

8
EXPERIMENT 1

• Ohms law
• Statement, temperature, drift ,ohmic non ohmic
  ,specific resistance,
• Simple numericals

9
Experiment 2 meter bridge

• Construction
• Wheatstone bridge
• Null method
• Sensitivity
• Std values

10
potentiometer

• Emf potential .difference
• Cells emf chemical reaction
• Balancing lengths affected by
• Definitions ,
• PRINCIPLE OF WORKING
• senstivity

11
Half deflection method

• Method
• Meters, conversion
• Sensitivity
• Figure of merit
• Resistance orders

12
sonometer

• Waves
• Ac concepts
• Tuning fork
• Stretched string
• Transformer
• Calculations SI values

13
Optics general

• Reflection
• Refraction TIR applications
• Dispersion
• Scattering
• Instruments
• Refractive index polarization

14
Prism

• formula derivation
• Min deviation
• Ref index depends upon
• Dispersion in prism

15
Lens,mirror

• Bench correction
• Lens ,mirror focal lengths define
• Ray diagrams
• 1 pin, 2 pin method
• Parallax
• Graphs scales ,quadrants

16
Traveling microscope

• Microscope telescopes ray diagrams
• Resolving powers etc
• Real apparent depth
• procedure

17
Diode

• Semiconductors
• Uses of diodes
• Types of diodes
• Knee voltage values
• Graphs

18
ACTIVITIES

• GROUP 1
• 1 SLAB LATERAL DISPLACEMENT
• 2 FOCAL LENGTH COMBINATIONS
• 3 IDENTIFICATION OF COMPONENTS
• 4 POLAROIDS

19
GROUP 2

• 1 WRONG CIRCUIT
• 2 ASSEMBLE CIRCUIT
• 3 POTENTIAL GRADIENT
• 4 MULTIMETER