Question

स्पेसिफाई टू डिफरेंस बिटवीन इंटरनल एक्सटर्नल फोर्स​

Answer 1

Answer:

Internal forces are the forces acting amongst the particles of the system. For example , in an atom , the intermolecular forces are the internal forces. External forces are the forces acting in the system from the sources that is outside the system.