Topic: Dynamics and Equilibrium Subtopic: Newton's laws of motion
What is momentum of an isolated system?
Answer: A system is said to be isolated if net force acting on it is zero. If there is no external and unbalanced force then momentum of the system is constant. Hence, the momentum of an isolated system is always conserved.
- Why vectors cannot be described by only magnitude?
- Define least count
- What is zero error?
- What is acceleration?
- What are scalar quantities?
- How physics can be applied?