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(DC Machine). āĻĄāĻŋ. āĻ¸āĻŋ. āĻŽā§āĻļāĻŋāĻ¨ BY Shri Shivprasad Gangopadhyay and Sudhanshu Samaddar. (NCBA)
Original price was: ₹235.00.₹190.00Current price is: ₹190.00.
đŦ Mechanics & General Physics
- Length Measurement: Utilizing vernier calipers, screw gauges, and spherometers for precision tracking.
- Elastic Constants: Determining Young’s modulus, bulk modulus, and rigidity modulus by bending of beams and torsional oscillations.
- Surface Tension & Viscosity: Measuring liquid properties using capillary rise or Jaeger’s method, and viscous flow through capillary tubes.
- Gravity Constants: Calculating the acceleration due to gravity (g) using bar pendulums and Kater’s reversible pendulum.
đĨ Heat & Thermodynamics
- Thermal Conductivity: Measuring heat conduction in good conductors (Searle’s apparatus) and bad conductors (Lee’s disc method).
- Mechanical Equivalent of Heat: Determining Joule’s constant (J) using mechanical or electrical friction setups.
- Thermometry: Calibrating platinum resistance thermometers and thermocouples across diverse temperature ranges.
đ Optics
- Refractive Index: Calculating properties of glass prisms and liquids using spectrometers and traveling microscopes.
- Wave Interference: Measuring light wavelengths using Newton’s rings and bi-prisms.
- Diffraction & Polarization: Analyzing light bending through transmission gratings and studying optical rotation with polarimeters.
⥠Magnetism & Electricity
- Magnetic Fields: Mapping field intensity with deflection and vibration magnetometers.
- Resistance Measurements: Determining high/low resistances using Carey Foster bridges and Kelvin double bridges.
- Galvanometer Metrics: Finding figure of merit, resistance, and ballistic constants of moving-coil galvanometers.
- Potentiometer Experiments: Calibrating ammeters, voltmeters, and comparing electromotive forces (EMF) of cells.
đ Error Analysis & Data Reduction
- Error Estimation: Calculating standard deviations, systematic errors, and random errors for data validation.
- Graph Plotting: Applying linear regression and the method of least squares to verify physical laws.
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