Force, types, contact forces, non-contact forces

1. Force
Any push or pull which changes or
tends to change the state of rest or of
uniform motion,due shape or size of
the body is called force

2. Types of Forces
1. Contact Forces
2. Non-Contact Forces

3. Contact Forces
• Muscular Force
• Frictional Force
• Mechanical Force

4. Non-Contact Forces
• Magnetic Force
• Gravitational force
• Electrostatic Force