Chapter 1
Circuit Variables
1.1
1.2
1.3
1.4
1.5
1.6
Electrical Engineering: An Overview
The International System of Units
Circuit Analysis: An Overview
Voltage and Current
The Ideal Basic Circuit Element
Power and Energy
1
Key points
What is the lumped-pa

Expt-2
Grating Spectrometer
Aim To determine the wavelength of polychromatic light and the
angular dispersive power of a diffraction grating.
Apparatus
Spectrometer, prism, diffraction grating, polychromatic
light source.
Theory
An arrangement consisting

Analysis Of Experimental Data
1. Error Analysis And Accuracy Of Measurement
1.1 Introduction
All physical measurements are subject to various types of errors. It is
important to plan any experiment with an accuracy appropriate to its
purpose and perform i

Expt-6
Resonance in Series RLC circuit
Aim:
To examine the behavior of current, voltage, and impedance of a series
resonant circuit with respect to frequency. To determine Q-factor and
bandwidth for various values of the damping resistor.
Introduction:
Re

Expt-4
Determination of (e/m) ratio of an electron
Aim: To determine the specific charge of an electron ( / ) using an
electron beam in crossed electric and magnetic fields of variable
strength.
Apparatus:
Helmholtz Coil
Narrow Beam Tube
Variable DC Volta

Expt-5
Helmholtz Coils
Aim
a)
b)
To measure the magnetic field produced by the Helmholtz coil.
To determine the torque experienced by a current carrying loop,
suspended between the Helmholtz coils, as a function of:
(i) the strength of the magnetic moment

Expt-8
Centrifugal Force
Aim:
This experiment requires you to determine the centrifugal force experienced by a
car which is at rest on a track rotating with a constant angular velocity (See
Fig.1). The car comes to rest (after an initial transient motion)

Expt-7
Thermal Conductivity By Lees Disc
Objective
Measurement of thermal conductivity of a poor/bad conductor by electrically
heated Lees disc apparatus
Principle
The electrically heated Lees disc apparatus for the
measurement of thermal conductivity of

Expt-3
Fresnels Bi-prism
Objective: To obtain the wavelength of Sodium light using Fresnels bi-prism.
Apparatus: Optical rail with uprights, sodium lamp, bi-prism, convex lens, slit
and micrometer eyepiece.
Theory:
Fig. 1: Formation of two coherent virtua

Diffraction of Light
Aim:
To observe the intensity patterns generated by the diffraction of a laser
beam when passed through a single slit, a double slit and a pin-hole and
to measure the sizes