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MODERN PHYSICS
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DI01000061
Code: DI01000061
Credits: 4
Semester 2
EC
Modern Physics
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Follow on Instagram for UpdatesModern Physics Syllabus — Unit-wise Content
The official GTU curriculum for Modern Physics (subject code DI01000061) as prescribed for EC · Semester 2 divides the course into 5 units, covering 55 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI01000061)Unit 1 Units and Measurements
- 1.a Explain physical quantities and their units. 1.b Convert unit of a given physical quantity in one system of units into another systems of units. 1.c Explain methods to measure the dimensions of given object by using relevant instruments. 1.d Estimate errors in the measurement. 1.e Apply the concept of least count
- errors and significant figures to solve the given problems. 3.1 Measurement and units in engineering and science 3.2 Physical quantities: fundamental and derived quantities
- 3.3 Systems of units: CGS, MKS and SI, Interco version of units MKS to CGS and vice versa
- requirements of standard units and unit systems
- applications of Vernier calipers and Micrometer screw gauge with their errors. 3.5 Accuracy
- estimation of errors: absolute error
- relative error
- percentage error
- rounding off, significant digits
Unit 2 Electrostatics
- 2.1 Charge & its unit
- Program Name: Diploma in Engineering Level: Diploma Branch : Sem 1:Bio-Medical/Computer Engi./Electronics & Communication Engi./ Instrumentation & Control/Computer Science & Engi./Information & Communication Tech./Automation & Robotics Sem 2 : Electrical/Information Technology/Metallurgy/Power Electronics Course / Subject Code : DI01000061 Course / Subject Name : Modern Physics 2.a Explain Coulomb’s inverse square law and apply it on system of charges. 2.b Explain an electric field
- electric flux, and electric potential and potential difference. 2.c Explain the concepts of a capacitor
- capacitance and working of parallel plate capacitor. 2.d Apply the concept of series and parallel combination of capacitors to solve problems in electrical circuits. quantization of electric charge
- conservation of electric charge
- charging by friction and induction
- Coulomb’s law* 2.2 Electric field
- Electric field Intensity (E=F/q)
- Electric field lines and its properties* 2.3 Electric flux
- Electric potential V=W/q and potential difference* (No mathematical derivation)
- Electric potential from electric field (V = End) 2.4 Capacitor and its capacitance (C=Q/V)
- Working of parallel plate capacitor
- formula 𝐶 = 𝜀0 𝐴 𝑑 ∗ 2.5 Equivalent capacitance of capacitors in series and in parallel combinations. 2.6 Effect of dielectric material on the capacitance of parallel plate
Unit 3 Waves and Ultrasonic
- 3.a Explain wave and wave motion with example. 3.b Explain frequency
- periodic time
- wave length and wave velocity. 3.c Distinguish between longitudinal and transverse waves. 3.1 Waves
- wave motion and types of waves: longitudinal and transverse waves 3.2 Frequency
- wave length and wave velocity and their relationship 3.3 Ultrasonic : Definitions of Audible sound
- Infrasonic sound
- Ultrasonic Sound
- 3.4 Production of ultrasonic Program Name: Diploma in Engineering Level: Diploma Branch : Sem 1:Bio-Medical/Computer Engi./Electronics & Communication Engi./ Instrumentation & Control/Computer Science & Engi./Information & Communication Tech./Automation & Robotics Sem 2 : Electrical/Information Technology/Metallurgy/Power Electronics Course / Subject Code : DI01000061 Course / Subject Name : Modern Physics 3.d Explain ultrasonic waves
- production and their properties 3.e List engineering and medical applications of ultrasonic waves
- Methods: Piezo electric & Magnetostriction (Principle
- Advantages and Disadvantages)
- properties of ultrasonic
- 3.5 SONAR and NDT (flaw detection) as an applications of ultrasonic. 3.6 List applications of ultrasonic waves in the field of engineering and medical
Unit 4 LASER and Fiber optics
- 4.a Apply Snell’s law to calculate refractive index of given medium 4.b Explain the phenomenon of total internal reflection 4.c Explain LASER and it’s in engineering and medical applications. 4.d Explain construction and working principle of step index and graded index optical fibers. 4.e Comprehend engineering and medical applications of optical fiber. 4.1 Refraction
- Refractive index
- Absolute Refractive index
- Relative Refractive index and Snell’s law 4.2 Total internal reflection
- critical angle and necessary conditions for total internal reflection 4.3 Application of total internal reflection in optical fiber 4.4 LASER*: characteristics of LASER
- differences between LASER and ordinary light 4.5 List applications of LASER in engineering and medical field 4.6 Structure of Optical fiber
- light propagation through optical fiber
- acceptance angle and numerical aperture*(only formula) Program Name: Diploma in Engineering Level: Diploma Branch : Sem 1:Bio-Medical/Computer Engi./Electronics & Communication Engi./ Instrumentation & Control/Computer Science & Engi./Information & Communication Tech./Automation & Robotics Sem 2 : Electrical/Information Technology/Metallurgy/Power Electronics Course / Subject Code : DI01000061 Course / Subject Name : Modern Physics 4.7 Step index* and graded index* 4.8 List applications of optical fiber in engineering and medical field 4.9 Advantages of optical fiber over coaxial cable
Unit 5 Semiconductor devices
- 5.a Apply the concept of energy band gap to classify Conductor
- Semiconductor and insulator 5.b Apply the concept impurity doping to the semiconductors 5.c Explain the P-N junction diode and its characteristics 5.d Apply the concept of PN junction diode to the rectifiers. 5.e Apply the concept of reverse bias of Zener diode to the voltage regulator. 5.f Explain LED, Photo Diode and Solar cell 5.g Explain the logic Gates and Boolean algebra. 5.1 Conductor
- Semiconductor and insulator in reference to Energy band gap* 5.2 Intrinsic Semiconductors 5.3 Extrinsic Semiconductors: P & N type
- electric conduction in N-type and P-type semiconductor
- temperature dependence of conductivity of semiconductor. 5.4 P -N Junction formation
- Depletion Region 5.5 P-N Junction diode
- forward and reverse bias characteristics 5.6 Application of Junction diode as rectifier: half wave
- Full wave and Bridge rectifier 5.7 Zener diode as a voltage regulator 5.8 Principle
- working and applications of LED, Photo diode
- Solar cell* (FF) 5.9 Logic gates and its types: AND, OR, NOT, NAND
- Program Name: Diploma in Engineering Level: Diploma Branch : Sem 1:Bio-Medical/Computer Engi./Electronics & Communication Engi./ Instrumentation & Control/Computer Science & Engi./Information & Communication Tech./Automation & Robotics Sem 2 : Electrical/Information Technology/Metallurgy/Power Electronics Course / Subject Code : DI01000061 Course / Subject Name : Modern Physics NOR, XOR and XNOR
- De Morgan’s first and second law, Boolean Algebra and Truth table
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