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Core Concept of 𝗣𝗛𝗬𝗦𝗜𝗖𝗦, MECHANICS 𝗮𝗻𝗱 𝗖𝗛𝗘𝗠𝗜𝗦𝗧𝗥𝗬
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Faraday's Law
03/02/2026

Faraday's Law

Short note "Speed of Sound"
03/02/2026

Short note "Speed of Sound"

Topic: Mechanical Energy Mechanical energy is the sum of kinetic energy (the energy of motion) and potential energy (sto...
20/09/2025

Topic: Mechanical Energy

Mechanical energy is the sum of kinetic energy (the energy of motion) and potential energy (stored energy due to an object's position or configuration). It's a fundamental concept in physics that helps us understand how objects move and interact with their environment.

Key Points:

Types of Mechanical Energy:
1. Kinetic Energy: the energy an object possesses due to its motion. For example, a rolling ball or a moving car has kinetic energy.
2. Potential Energy: the energy an object possesses due to its position or configuration. For instance, a ball at the top of a hill or a stretched rubber band has potential energy.
3. Mechanical Energy Formula: M.E = K.E + P.E, where M.E is mechanical energy, K.E is kinetic energy (½ × m × v²), and P.E is potential energy (m × g × h).

Examples of Mechanical Energy:

1. A roller coaster converting potential energy to kinetic energy as it descends
2. A swinging pendulum exchanging kinetic and potential energy
3. A car engine converting chemical energy to mechanical energy
4. A wind turbine converting wind kinetic energy to mechanical energy
5. A bow and arrow storing potential energy when drawn, then releasing kinetic energy when fired

Normal Force vs Friction Force ExplanationNormal Force (N):The force exerted by a surface perpendicular to the object re...
05/09/2025

Normal Force vs Friction Force Explanation

Normal Force (N):

The force exerted by a surface perpendicular to the object resting on it.

On a horizontal surface, Normal Force (N) = m × g (equal to the weight of the object).

Weight (W = m × g):
Acts vertically downward due to gravity.
Considered as the gravitational force on the mass.

Inclined Plane:

When an object is placed on an inclined plane at angle θ, the weight is resolved into two components:

1. Parallel component (F■): m × g × sin θ → Pulls the object downward along the slope.

2. Perpendicular component (F⊥): m × g × cos θ → Balanced by the normal force.

Friction Force (Ff):

Acts opposite to the motion or tendency of motion.
Friction force = µ × N = µ × (m × g × cos θ).

Key Points:
On flat surface: N = m × g, Friction = µ × m × g.
On incline: N = m × g × cos θ, Friction = µ × (m × g × cos θ)...

Oil & Gas Engineering part= Chemistry
23/07/2025

Oil & Gas Engineering part= Chemistry

Atoms ➡️ Atomix
22/07/2025

Atoms ➡️ Atomix

15/07/2025

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08/07/2025

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