Physics 12 Experiment 03
To determine the internal resistance of a given primary cell using potentiometer.



To determine the internal resistance of a given primary cell using potentiometer.



Conversion of Galvanometer into Voltmeter or Ammeter – Viva Questions Experiment Aim The aim of this experiment is to convert a given galvanometer of known resistance and figure of merit into a voltmeter or an ammeter of desired range and then verify its performance. Apparatus Used This experiment uses a moving coil galvanometer, suitable resistances,…
Prism – Viva Questions To determine angle of minimum deviation for a given prism by plotting a graph between angle of incidence and angle of deviation A. Basic Understanding Q1. What is a prism? Answer: A prism is a transparent refracting medium with plane surfaces; therefore, it bends light by refraction. Q2. What is the…
Galvanometer Half-Deflection Method Viva Questions This page presents viva questions for the experiment to determine the resistance of a galvanometer by the half-deflection method and to find its figure of merit. These questions follow CBSE physics practical standards, so students can answer confidently during viva voce. Basic Viva Questions Q1. What is a galvanometer? A…
Determination of the Angle of Minimum Deviation for a given Prism Aim To determine angle of minimum deviation for a given prism by plotting a graph between angle of incidence and angle of deviation. Apparatus and Material Required Principle A triangular prism consists of three rectangular lateral surfaces and two triangular bases. The two lateral surfaces,…
Syllabus – Physics Practical Class 12 For more practical records of Physics Practical Class 12, Click here For Viva questions on Physics Practical Class 12, Click here Practical Students need to submit records of at least eight experiments (with four from each section), six activities (with three from each section) and one project at the…
Identify a diode, an LED, a resistor and a capacitor Aim To identify a diode, an LED, a resistor and a capacitor from a mixed collection of such items. Apparatus and Material Required Multimeter, a collection of diode, LED, resistor and capacitor. Principle Procedure Results A diode, a LED, a resistor and a capacitor are identified…