Supply of Bid For Instruments For Department Of Physics, 64 To Determine The Wavelength Of Laser Light Source Using Diffraction Of Single Slit And Double Slit To Show The Tunneling Effect In Tunnel Diode Using I-V Characteristics Of Tunnel Diode To Determine Hall Coefficient Determination Of Semiconductor To Determine Ionization Potential Of Mercury To Determine Work Function Of A Material Of Filament Of Directly Vacuum Tube To Determine Self- Inductance Of A Coil Using Owens Bridge Griffth Bridge Set Up Reversible Key To Study The Light Reflection And Refraction Of Microwave Dc Microvoltmeter Morse Key Resistance Box 1 Resistance Box 2 Resistance Box 3