Work, Energy & Power
ICSE Class 10 | Physics Excellence Series
Theory & Visual Learning
Basic Notes
Foundational Concepts: Work done ($W = Fs \cos \theta$), Power ($P = W/t$), and SI vs CGS units.
Advance Notes
In-depth analysis: Mechanical Energy (Potential + Kinetic), Work-Energy Theorem, and energy transformations.
Conservation Diagrams
Visual map: Free fall energy conservation, simple pendulum oscillations, and Rollercoaster physics.
Formula Cheat Sheet
Quick Revision: $K.E = \frac{1}{2}mv^2$, $P.E = mgh$, Horsepower vs Watts, and $kWh$ conversions.Assessment Center
Test 1
Foundational Quiz: Scalar vs Vector nature, positive/negative/zero work cases.
Test 2
Intermediate: Numericals on Power, calculating time taken for cranes or pumps.
Test 3
Advanced: Relationship between Momentum ($p$) and Kinetic Energy ($K$).
Test 4
Expert Level: Verification of $mgh + \frac{1}{2}mv^2 =$ constant for a freely falling body.