# Engineering Physics - I

 Course Code : ULZPT0004 Author : uLektz University : General for All University Regulation : 2015 Categories : Engineering Physics Format : ePUB3 (DRM Protected) Type : eBook

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Description :Engineering Physics - I of ULZPT0004 covers the latest syllabus prescribed by General for All University for regulation 2015. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

##### Topics
###### UNIT I S I UNITS AND STATICS

1.1 Units and Measurements - Dimensional formula for length, mass and time, Uses of Dimensional formula, Conventions followed in SI –Units Multiples & sub-multiples and prefixes of units

1.2 Statics - Scalar and vector quantities – Definitions and examples –Concurrent forces and coplanar forces–Definition,Resolution of a vector into two perpendicular components -Resultant and equilibrant–Definitions, Parallelogram law of forces - statement -Expressions for magnitude and direction of the resultant of two forces acting at a point with an acute angle between them, Lami’s theorem - Statement and explanation - Experimental verification of parallelogram law of forces and Lami’s theore

1.3 Moment of a force-Clockwise and anti-clockwise moments - Principle of moments, Couple–Torque acting due to a Couple, Experimental determination of mass of the given body using principle of moments

###### UNIT II PROPERTIES OF MATTER

2.1 Elasticity - Elastic and plastic bodies - Stress, strain Definitions, Hooke’s law - Three types of strain–Elastic and plastic limit, Young’s modulus, Bulk-modulus, Rigidity modulus and Poisson’s ratio–Definitions, Uniform and non-uniform bending of beams, Experimental determination of the Young’s modulus of the material of a beam by uniform bending method

2.2 Viscosity - Coefficient of viscosity-Definition, SIunit and dimensional formula, Stream line flow, turbulent flow-Explanation, Critical velocity–Definition, Reynolds number, Experimental comparison of coefficient of viscosity of two low viscous liquids, Terminal velocity–Definition, Experimental determination of coefficient of viscosity of a highly viscous liquid by Stokes method, Practical applications of viscosity

2.3 Surface Tension- Surface tension & angle of contact-Definitions, Expression for surface tension of a liquid by capillary rise method, Experimental determination of surface tension of water by capillary rise method, Practical applications of capillarity

###### UNIT III DYNAMICS - I

3.1 Straightline Motion - Introduction- Newton’s Laws of motion, Fundamental Equations of motion for objects -horizontal motion-falling freely-thrown vertically upwards

3.2 Projectile Motion - Projectile motion, angle of projection, trajectory, maximum height, time of flight, and horizontal range–Definitions

3.3 Circular Motion- Relation between linear velocity and angular velocity, Normal acceleration, centripetal force and centrifugal force, Expressions for normal acceleration and centripetal force, Banking of curved paths – Angle of banking, Expression for the angle of banking of a curved path. { tanθ = v2 / (r g) }, Simple harmonic motion

###### UNIT IV DYNAMICS - II

4.1 Rotational Motion of Rigid Bodies- Rigid body–Definition, Moment of inertia of a particle about an axis, moment of inertia of a rigid body about an axis–expressions, Radius of gyration–Definition, Expression for the kinetic energy of a rotating rigid body about an axis, Angular momentum–Definition, Expression for the angular momentum of a rotating rigid body about an axis, Law of conservation of angular momentum–Examples

4.2 Gravitation - Newton’s laws of gravitation, Acceleration due to gravity on the surface of earth, Expression for variation of acceleration due to gravity with altitude(height)

4.3 Satellites - Natural and artificial satellites, Escape velocity and orbital velocity–Definitions, Expression for escape velocity, Expression for orbital velocity, Uses of artificial satellites

###### UNIT V SOUND AND MAGNETISM

5.1 Sound - Wave motion–Introduction and definition–Audiable range Infrasonic-Ultrasonics, Progressive waves, longitudinal and transverse waves–Examples- Amplitude, wave length, period and frequency of a wave–Definitions-Relation between wave length, frequency and velocity of a wave, Stationary or standing waves

5.2 Vibrations-Free & forced vibrations and resonance–definitions and examples - Laws of transverse vibrations of a stretched string

5.3 Sonometer–Experimental determination of frequency of a tuning fork

5.4 Acoustics of buildings–Echo-Reverberation, reverberation time, Sabine’s formula for reverberation time (no derivation)- Coefficient of absorption of sound energy, Noise pollution

5.5 Magnetism - Pole strength –Definitions–Magnetic moment, intensity of magnetisation, magnetising field intensity, magnetic induction, permeability, Hysteresis, saturation, retentivity and coercivity – Definitions, Method of drawing hysteresis loop of a specimen using a solenoid, Uses of Hysteresis loops