Rotational motion
Motion and Time of Class 7
When the moving body describes a curve, the body is under rotator motion. It is the motion in which the body moves about a fixed axis without changing its position is called the rotatory motion.
Examples of Rotatory motion
- Motion of the blades of the ceiling fan
- Motion of the potter’s wheel
- Motion of a spinning top.
- Motion of planets around the sun.
- Introduction
- Measuring time by the Sun the Moon and the Stars
- Oil Lamps
- Candle Clocks
- Water Clocks
- Hour Glasses or Sandglasses
- The Merkhet
- Why 24 hours in a day
- Quartz Clocks
- Cesium Atomic Clock
- Modern Time Keeping
- Motion
- Translation motion
- Rotational motion
- Rectilinear motion
- Curvilinear motion
- Oscillatory/Vibratory motion
- Vibratory motion
- Random motion
- Accelerating Motion & Falling
- Distance & Displacement
- Acceleration
- solved questions
- Exercise-1
