Mastering Physics - Questions and Answers 2
Learn physics questions with answers, online quiz learning with exam preparation notes with questions as why fragile objects are packed inside polyethylene sheets?, why is it advised to wear seatbelts?, what is momentum of an isolated system?, why recoil of gun is much smaller than velocity?, on what factors force of friction depends?, and many others.
Physics Prepration Exam Notes 2
- Why fragile objects are packed inside polyethylene sheets
- Why is it advised to wear seatbelts
- What is momentum of an isolated system
- Why recoil of gun is much smaller than velocity
- On what factors force of friction depends
- Why does force of friction oppose motion
- What is force of limiting friction
- Define coefficient of friction
- How does force of friction help in walking
- Why is rolling friction extremely small than sliding friction