# Physics I

Code: ΓΘΥ201
Semester: 1
Hrs/week: 5
ECTS Credits: 8

## Content

Units and Vectors:
Standards and units. Dimensions. Vectors. The unit vector. The position vector. Components of a vector. Scalar and vector products. Types of vectors. The derivative of a vector. Problems.

Motion of a Particle: Rectilinear motion. Average and instantaneous velocity, acceleration. Motion in a plane. Physical coordinates. General motion in space. Coordinate systems. Motion of a projectile. Circular motion. Examples – Problems.

Forces and Motion: The concept of force. Fields of forces. The Newton’s laws of motion. Universal gravitation. Inertial and gravitational mass. Friction. Balance. Motion under the influence of forces. Examples – Problems.

Frames of Reference: Relative velocity. Galilean transformation. Inertial and accelerated frames of reference. Inertial forces. Relativity and Equivalence principles. Motion in a rotating frame of reference. Centrifugal and Coriolis forces. Examples – Problems.

Energy and Conservation Laws: Impulse. Energy. Work. Conservative forces. Kinetic energy. Potential energy. Power. Linear momentum. Angular momentum and torque. Conservation laws. Kepler’s laws. Examples – Problems.

Motion of Systems: Mechanical system of particles. Internal and external forces. Internal energy. Center of mass. Center of mass frame of reference. Momentum, energy and angular momentum of a system. Collisions. Systems of variable mass. Examples – Problems.

Mechanical Oscillations: The simple harmonic oscillator. Equation and energy of the simple harmonic motion. The pendulum. Damped harmonic oscillations. Forced harmonic oscillations. Resonance of energy and amplitude. Examples – Problems.

## Suggested literature:

• Φυσική. Εισαγωγή στη Μηχανική, Κυριάκος Δ., Καρακώστας Θ., Εκδόσεις: ΖΗΤΗ
• Φυσική Τόμος I, Halliday D., Resnick R., Krane K.S., Εκδόσεις: Γ. & Α. Πνευματικός

## Additional suggested literature:

• FUNDAMENTAL UNIVERSITY PHYSICS, Volume 1, M. Alonso-E. Finn, Addison-Wesley (USA)
• CLASSICAL AND MODERN PHYSICS, Volume 1, K. W. Ford, Xerox College Publishing (USA)
• UNIVERSITY PHYSICS, Sears-Zemansky-Young, Addison-Wesley (USA)
• PHYSICS FOR SCIENTISTS AND ENGINEERS, Volume 1, Serway, Jewett, Brooks/Cole (USA)

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