13 - Curriculum Development Centre, Kalamassery

3.3 Comprehend the working of semiconductor devices3.3.1 Explain P.N. Junction.3.3.2 Describe a junction transistor PNP and NPN.3.3.3 Explain transistor configuration.3.3.4 Describe a common emitter amplifier.3.3.5 Represent Logic gates symbolically.3.3.6 Explain with the help of truth table.3.4 Laser3.4 Understand laser action and its application3.4.1 Explain population inversion, spontaneous emission, stimulated emission andoptical pumping.3.4.2 Write down the characteristics of LASER.3.4.3 Describe various applications of Laser.3.5 Photoelectric Effect3.5.0 Comprehend the theories of photoelectric effect3.5.1 Describe Max planks quantum theory.3.5.2 Explain Photoelectric effect and its application.3.5.3 State Laws of Photoelectric emission.3.5.4 Device Einstein’s photoelectric equation.3.5.5 Solve problems using the above equation.CONTENT DETAILSUNIT – I1.1 Units and dimensionsUnits – fundamental and derived units. Systems of units – S.I. Dimensions – Application –Derivation of expression of period of a simple pendulum using dimension.1.2 DynamicsEquation of motion (re-capitulation only) - Derivation of Sn = U + a (n – ½) - Acceleration due togravity – equation of motion under gravity. Numerical problems.Projectile motion – Derivation of expressions for Time of flight, Horizontal range, Maximum heightProblems.Linear Momentum, Newton’s laws of motion – Definition of force and inertia – Derivation of F = ma– Unit of force. Law of conservation of momentum – Derivation – Recoil of gun. NumericalProblems.Circular motion – definitions for angular displacement angular velocity and angular acceleration –relation between linear velocity and angular velocity (deviation). Centripetal acceleration andcentripetal force-derivation-examples Banking of roads and rails (qualitative) centrifugal force –Numerical problems.1.3 Work, power and energyDefinitions for Work, Power, Energy – Units of work – Power and energy, Potential energy andKinetic energy – Expression for P.E and K.E. (no derivation). Numerical problems.1.4 Rotational DynamicsMoment of inertia of a rigid body – Radius of gyration. Theorems of Parallel and Perpendicular axis(only statement) – Angular momentum Torque – Relation between Torque and angular momentum(no derivation) expression for K.E. of rotation (no derivation). Moment of Inertia of a uniformcircular disc about an axis passing through its center and Perpendicular to its Plane (derivation) – K.E.of disc rolling on a horizontal Plane. Numerical problems.UNIT – II2.1 StaticsVectors and Scalars – Triangle Method of vector addition – Concurrent forces – Resultant andequilibrant – Parallelogram law – Derivation of the resultant in Magnitude and direction – Law oftriangle of forces – Lami’s theorem – Resolution of forces – Parallel forces – Like and unlike Parallelforces – moment of force- Conditions of equilibrium of body under the action of a number of coplanarparallel forces couples – Moment of a couple – work done by a couple – Numerical problems.26