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physics.class-ph2026
Simple Pendulums in Simple Harmonic motion
Adel H. Alameh
The motion of a simple pendulum in a uniform gravitational field can be described by the solution of a second-order differential equation, nonlinear differential equation. In pract…
physics.class-ph2024
Rocket motion
Adel Alameh
The motion of rockets is part of the study devoted to the motion of variable mass systems. Notably those in which the mass leaves permanently the considered system. Rockets are pro…
physics.class-ph2022
Curved wave rays in a ripple tank
Adel H. Alameh
In its broadest sense the term bent wave rays hints at light or electromagnetic waves bending in a strong gravitational field or in their progress through a transparent medium of n…