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Frequently Asked Questions (FAQs) on Motion Q1: What is motion? Ans: Motion is the change in an object’s position with time. It can be observed directly, such as a car moving, or inferred indirectly, like the movement of dust particles indicating air motion. Q2: How can we describe the position of an object? Ans: The…
Force Definition: A push or pull acting on a body which tends to change its state of rest or motion. Types: Effects of Force: Unit of Force Resultant Force Balanced and Unbalanced Force Types of Forces Pressure Definition: Force acting on a unit area. \[\text {Pressure} = \frac {Force}{Area}\] Unit: Pascal (\(\text{Pa}\)), also called newton…
Combination of Thin Lenses in Contact View notes in Desktop view and in landscape mode . Use Chrome browser for best experience. Click Here for Class 12 Physics Notes Reference: Based on the NCERT books
Hydrogen Line spectra – Bohr’s Model Approach According to the third postulate of Bohr’s Model, whenever an electron jumps from higher energy level (orbit) of a Hydrogen atom to one of its lower energy level, an electromagnetic wave (em wave) emits. The energy of em wave is equal to the energy difference between the two…
Definition of Friction: Types of Friction: Comparison of Friction Types: Static friction > Sliding friction > Rolling friction Causes of Friction: Factors Affecting Friction: Advantages of Friction: Disadvantages of Friction: Ways to Increase Friction: Ways to Reduce Friction: Drag or Fluid Friction: