1. Demonstrate the ability to solve the problems based on modulus of elasticity. 2. Apply the concepts of rotational kinetic energy & angular momentum to the problems involved in rigid body rotation. 3. Estimate the frequency of a vibrating body at different modes. 4. Standardize the methods to calibrate low range voltmeter. 5. Calculate the magnetic field along the axis of current carrying coil. 6. Apply the concepts of laser diffraction to determine particle size. List of experiments 1. Determination of Young’s modulus of the given beam using non-uniform bending method. 2. Determination of Young’s modulus of the given beam using uniform bending method. 3. Determination of rigidity modulus of the given wire by torsional pendulum method. 4. Determination of frequency of tuning fork using Melde’s string. 5. Calibration of a low range voltmeter using potentiometer. 6. Determination of magnetic field along the axis of a circular coil. 7. Determination of magnetic field along the axis of a circular coil and pole strength of the given magnet using Tan C method. 8. Determination of the particle size using laser diffraction method. 9. Determination of the thickness of given samples using single optic lever. 10. Determination of the radius of curvature of the given lens using Newton’s ring method. 20PH1003 APPLIED PHYSICS FOR BIOMEDICAL ENGINEERING Credits 3:0:0:3 Course Objectives: 1. Impart knowledge on Physics of optics and Lasers 2. Identify the significance of fiber optics and LiFi 3. Provide understanding on the modern practices related to Flexible sensors and Electromagnetic Theory Course Outcomes: At the end of the course, the student will be able to 1. Understand the basic optical laws applied in biomedical Instrumentation. 2. Explain and interpret the basics of Lasers and its applications in biomedical field. 3. Apply the concepts of Optical Fiber Cables in medical instrumentation 4. Perceive the significance of LiFi in medical field. 5. Appraise the various types of flexible sensors and its application in health care. 6. Discuss the basic principles of Electromagnetic radiation, its health hazards and opportunities in health sector. Module 1: Optics in Biomedical instrumentation (9 Hours) Dual nature of light- Simple harmonic waves, superposition of waves, Interference: Coherence; path and phase difference, Diffraction by multiple slit- grating. Diffraction- HUYGENS’ principle, Difference between interference and diffraction fringes, circular aperture – amplitude & intensity distribution. Polarization and its types, Applications and opportunities- Optical microscopy, Interferometric imaging. Module 2: Lasers (7 Hours) Components of Laser – Principle of Laser Action – Properties of Laser – Spontaneous Emission and Stimulated Emission – Einstein’s coefficients – Population inversion – Types of lasers – He-Ne laser -CO2 laser – Excimer laser – Biomedical applications and opportunities – Lasik surgery, Photodynamic therapy (PDT) for cancer, transmyocardial laser revascularization for treatment of angina. Module 3: Fiber optics (7 Hours) Propagation of Light in Optical Fibers – Numerical Aperture and Acceptance Angle – Types of Optical Fibers based on materials, mode and refractive index, Double crucible technique of fiber drawing, fiber
APPLIED PHYSICS (2020)
