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In this topic, you will learn about periodic motion caused by a restoring force, such as periodic motion of mass connected to spring and motion of pendulum. You will be able to calculate period and frequency of simple harmonic motion.

NISH 2021

Oscillations and Gravitation Segment 5: Gravitational Force

## Dr. Nishikant (Nish) Sonwalkar: Academician, Scientist, Musician

![](https://assets.underline.io/uploads/markdown_image/1/image/0f9b63a0b3deba4a355d98e2c87af68a.png)

Dr. Sonwalkar is regarded as a leading expert in the application of computers in education. He has extensive research and development experience in hypermedia authoring, mobile learning, adaptive learning, and brain-based synaptic learning, advanced scientific visualization, database management systems, and computer simulation.

After receiving doctoral degree from MIT in the area of Molecular Dynamics of Nano-interfaces, he joined MIT as faculty in Mechanical Engineering, but his passion for technology enabled education led him become the founding director of Hypermedia Teaching Facility (Hypermedia Lab) at MIT and later he was appointed as the Principal Educational Architect of MIT.

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lecture

Oscillations and Gravitation Segment 6: Orbits of Planets and Satellites

Here, you will learn all about motion and forces applied to liquids and gases. You will learn about Pascal's law, Archimedes Principle and Bernoulli's principle.

Fluids Segment 1: Fluids and Hydrostatic Pressure

Fluids Segment 2: Pascal's Law and Applications

Fluids Segment 3: Buoyancy and Archimedes' Law

Fluids Segment 4: Absolute Pressure and Gauge Pressure

Fluids Segment 5: Hydrodynamics

Fluids Segment 6: Bernoulli's Equation

The thermal physics is all about heat and thermodynamics. You will learn about measuring temperature, transfer of heat, and conversion of heat energy into work. You will understand kinetic theory of gases, thermodynamic processes and heat engine cycles responsible for the generation of automotive power. You will understand the fours fundamental laws of thermodynamics.

Thermal Physics Segment 1: Thermodynamics and Temperature

Thermal Physics Segment 2: Heat Transfer and Phase Changes

Thermal Physics Segment 3: Thermal Expansion of Solids and Liquids

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Oscillations and Gravitation Segment 5: Gravitational Force

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Oscillations and Gravitation Segment 6: Orbits of Planets and Satellites

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