acarbani

Practical Name: Study of Inverting and Non-inverting Amplifiers using IC 741 Aim: To study and compare the behavior of inverting and non-inverting amplifiers using operational amplifier IC 741. Apparatus Required: Operational Amplifier IC 741 Resistors (R₁, Rf of suitable values) Dual DC Power Supply (+12V and -12V) Signal Generator Breadboard CRO (Cathode Ray Oscilloscope) / […]

Practical Name: To design an inverting amplifier using the OpAmp 741 and determine its gain. Aim: To design and implement an inverting amplifier circuit using operational amplifier IC 741 and to calculate its voltage gain. Apparatus Required: Operational Amplifier IC 741 Resistors (R₁ and Rf of suitable values) Breadboard DC Dual Power Supply (+12V and

Experiment No. 1 Aim: To study the V-I characteristics of a Unijunction Transistor (UJT) and to use it as a relaxation oscillator. Apparatus Required: S.No Equipment Name Quantity 1. UJT (2N2646 or equivalent) 1 2. Power Supply (0–30V DC) 1 3. Resistors (various values) As required 4. Capacitor (10 µF or as suitable) 1 5.

Experiment No. 5 Title: Determination of e/m of an electron by Helical (Magnetron) Method Aim: To determine the charge-to-mass ratio (e/m) of an electron by observing its helical motion in a magnetic field using a magnetron-type arrangement. Apparatus Required: Magnetron or helical electron beam apparatus Power supply (DC) Uniform magnetic field source (e.g., Helmholtz coil

Experiment No. 3 Title: To study the inverse square law of radiation using a photoelectric cell Aim: To verify the inverse square law of radiation intensity using a photoelectric cell and a light source. Apparatus Required: Photoelectric cell Light source (lamp or LED) Ammeter (micro-ammeter) Ruler or scale Variable power supply Light intensity measuring setup

Experiment No. 2 Title: Verification of Bohr’s Postulates using the Frank-Hertz Experiment Aim: To verify Bohr’s theory of quantized energy levels in atoms by using the Franck-Hertz experiment with mercury vapor and observing inelastic collisions between electrons and atoms. Apparatus Required: Frank-Hertz tube filled with mercury vapor Power supply with voltage control Ammeter and voltmeter

Experiment No. 1 Title: Determination of e/m of an electron by normal Zeeman effect using Fabry-Perot Etalon Aim: To determine the charge-to-mass ratio (e/m) of the electron by studying the splitting of spectral lines under a magnetic field using the normal Zeeman effect and Fabry-Perot Etalon. Apparatus Required: Fabry-Perot Etalon Spectrometer Electromagnet with regulated power