Gravitation,
Fluids & Oscillation
19 LESSONS (VIDEO)
34 PROBLEM SOLUTION SET (VIDEO)
29 LESSON SUMMARIES & MIND MAPS (PDF)
150+ MCQ WITH DETAILED SOLUTIONS
Course Curriculum
Gravitation
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- Unlock Your Full Potential in Physics: A Special Message for You!
- Newton's Law of Gravitation: Gravitational Attraction Between Masses (9:41)
- Applying Superposition Principle to Gravitational Forces (3:42)
- Why does Free Fall Acceleration Differ From Gravitational Acceleration? (12:20)
- How Does Gravity Change Inside The Earth (8:52)
- Gravitational Potential Energy (14:18)
- Escape Velocity: Kinetic Energy + Gravitational Potential Energy (3:09)
- Kepler's Three Laws: How Planets Move in Elliptical Orbits (11:25)
- Kinetic and Potential Energy of Satellites (7:47)
- Top 25 Questions Physics Students Ask (Gravitation)
Solved Problems in Gravitation
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- Gravitational Force on a Central Mass in an Equilateral Triangle (2:27)
- Hollow Sphere Gravitational Force Problem (3:06)
- Gravitational Attraction by Extended Mass: Rod-Particle Force Derivation with Calculus (2:45)
- Escape Velocity and Gravitational Energy on an Asteroid (5:47)
- Gravity vs Rotation: Why Neutron Stars Don’t Tear Themselves Apart (3:17)
- What Formula Finds the Mass of an Invisible Star from Orbital Data? (4:18)
- What Happens When a Satellite Slows Down (5:33)
- What Is the Gravitational Potential on the Axis of a Homogeneous Ring? (3:26)
- How to Calculate Angular Speed and Escape Velocity in a Two-Star Gravitational System (2:41)
- How to Calculate Angular Speed at Perihelion Using Kepler’s Laws and Orbital Radius (2:28)
- Why Is the Gravitational Force Zero at the Center of a Complete Circular Ring? (3:39)
- How Do You Calculate Maximum Height Above Earth When Gravity Decreases with Distance? (2:36)
Gravitation: MCQs with Detailed Answers and Explanations
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Fluid Dynamics
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- How Does Pressure Change With Depth? (14:32)
- How do You Calculate Pressure Using a Manometer? & How Does a Mercury Barometer Work? (6:56)
- Why is Pressure Equal Throughout a Fluid in Pascal's Law? (5:01)
- Archimedes’ Principle: Why Objects Float or Sink (8:00)
- Bernoulli’s Principle (+ How does the Continuity Equation Relate to Bernoulli's Equation)? (14:15)
- The Top 25 Questions Physics Students Ask (Fluid Dynamics)
Solved Problems in Fluid Mechanics
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- Fluid Pressure on Walls – Why Doubling Depth Makes Force Four Times Bigger! (4:49)
- Determining Ball Density and Volume (Archimedes' principle) (4:19)
- How do you use Pascal’s law to calculate input force in a hydraulic press? (3:37)
- Hydrostatic Pressure and Force on a Seal (2:36)
- Torricelli’s Law & Tank Drainage: Flow Rate and Jet Contraction Explained (3:19)
- How to Calculate the Force on a Submarine Hatch 100 Meters Underwater (2:01)
- What Is the Formula for Pump Power Using Flow Rate and Head? (2:28)
- How Does a Venturi Meter Work? Deriving the Formula for Flow Velocity (5:20)
- Archimedes’ Principle: How to Calculate r_i of a Hollow Sphere from Densities? (2:54)
- Archimedes principle applied to a floating cylinder and a ball (3:37)
Fluid Mechanics: Gravitation MCQs with Detailed Answers and Explanations
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Oscillations and Simple Harmonic Motion (SHM)
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- Simple Harmonic Motion: Why is x(t) written as A cos(ωt + φ) in SHM? (14:59)
- How to read SHM displacement and velocity graphs? (13:57)
- Energy in Simple Harmonic Motion: Kinetic & Potential Energy vs. Time Graphs (22:12)
- Simple Harmonic Motion of a Simple Pendulum (9:07)
- Simple Harmonic Motion : The Reference Circle Method & Why We Use Omega (5:27)
- Damped Harmonic Motion : Amplitude Decay & The -bv Drag Force (9:24)
- The Top 25 Questions Physics Students Ask (Oscillations & SHM)
Solved Problems in Oscillation
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- Finding Frequency, Mass, and Amplitude in SHM (Snapshot Situation) (5:13)
- SHM Solution: Mass Between Two Springs (Frequency Calculation & Parallel k_eff) (3:09)
- Will the Block Slip? Calculating Maximum Amplitude in Simple Harmonic (5:15)
- How to Find Frequency for Springs in Series: SHM Step-by-Step (3:46)
- Finding Maximum Amplitude: Two Blocks on a Spring (5:37)
- The 1.00 Joule Puzzle: Find Spring Constant, Mass & Frequency in SHM (3:52)
- Bullet Strikes Block: Calculating Velocity & Spring Amplitude (Collision + SHM) (4:25)
- Why it’s not a Simple Pendulum! rod Physical Pendulum: Finding Length & Max KE (5:36)
- Calculating Damping Constants in Automotive Suspensions: A 50% Decay Analysis (5:18)
- Deriving Maximum Kinetic Energy from Position-Time Graph (5:06)
- The Grandfather Clock Puzzle: Finding Rod Length for a 2s Period SHM (4:39)
- Calculating SHM Frequency Without Mass: The L = h Derivation Method (3:15)
Oscillations: MCQs with Detailed Answers and Explanations
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Waves
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- Transverse Waves: Does shaking a rope faster make the wave move faster? (5:57)
- Deriving the Wave Equation: Visualizing y(x,t) = A sin(kx − ωt + φ) (10:25)
- Why v = λf is NOT a Causal Equation (The Wave Speed Trap) (6:28)
- Deriving Wave Speed v = √(t/μ) using Newton’s Second Law: A Frame-Invariant Approach (6:51)
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