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…
Law of Combination of Resistances Using Metre Bridge – Viva Questions This post presents a carefully structured set of viva questions on the law of combination of resistances using a metre bridge. It helps students prepare confidently for CBSE physics practical viva voce by covering both series and parallel combinations in a clear, examiner-oriented manner….
Metre Bridge Experiment Viva Questions (FAQ) – CBSE Physics Practical This post provides a complete and exam-oriented collection of viva questions for the metre bridge experiment. These questions are frequently asked in CBSE physics practical examinations while performing the experiment to find the resistance of a given wire using a metre bridge. Experiment: To find…
Experiment No.: Title: Establishing the Relation Between the Loss in Weight of a Solid When Fully Immersed in: (a) Tap Water (b) Strongly Salty Water With the Weight of Water Displaced by It, Using at Least Two Different Solids Objective: To verify that the loss in weight of a solid when fully immersed in a…
Experiment No.: Title: Density Determination of a Solid Using a Spring Balance and Measuring Cylinder Objective: To determine the density of a solid by measuring its mass using a spring balance and its volume using a measuring cylinder. Apparatus Required: Theory: Density (ρ) is defined as the mass per unit volume of a substance and…
Verification of the Laws of Reflection of Sound Experiment No.: Title: Verification of the Laws of Reflection of Sound Objective: To verify the laws of reflection of sound using a smooth reflecting surface. Apparatus Required: Theory: The laws of reflection of sound are: Procedure: Observations: Trial No. Angle of Incidence (°) Angle of Reflection (°)…
Science Practical 09 – Viva Questions Physics Verification of the Laws of Reflection of Sound Density determination of a solid using a spring balance and measuring cylinder Relation between loss in weight of solids in water (tap water vs. salty water). To write practical records, Click Here Based on NCERT Manual
Science Practical Class 9 List of Experiments Science Practical Class 9 Based on NCERT Manual
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…
Use of multimeter Aim Use of multimeter to see the unidirectional flow of current in case of a diode and an LED and check whether a given electronic component (e.g., diode) is in working order. Apparatus and Material Required Principle Diode: A diode is a two-terminal semiconductor device that allows current to flow in only one…