2015 syllabus 11_physics_new
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This document outlines the syllabus for Class XI Physics in India. It includes 10 units that cover topics like physical world and measurement, kinematics, laws of motion, work energy and power, properties of matter, thermodynamics, oscillations and waves. It details the course structure, marking scheme and practical exams. The objectives are to develop conceptual understanding, apply concepts to solve problems, develop experimental skills and appreciate the interface of Physics with other disciplines.
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PRACTICALS Total Periods: 60
Therecord, to besubmitted by thestudents, at thetimeof their annual examination, hasto include:
Record of at least 15 Experiments[with aminimum of 6 from each section], to beperformed by thestudents.
Record of at least 5 Activities[with aminimum of 2 each from section A and section B], to bedemonstrated by
theteachers.
Report of theproject to becarried out by thestudents.
EVALUATION SCHEME
Two experimentsonefrom each section 8+8 Marks
Practical record (experiment and activities) 6 Marks
Investigatory Project 3 Marks
Vivaon experiments, activitiesand project 5 Marks
Total 30 Marks
SECTION–A
Experiments
1. To measure diameter of a small spherical/cylindrical body and to measure internal diameter and depth of a given
beaker/calorimeter usingVernier Callipersand hencefind itsvolume.
2. To measurediameter of agiven wireand thicknessof agiven sheet usingscrew gauge.
3. To determinevolumeof an irregular laminausingscrew gauge.
4. To determineradiusof curvatureof agiven spherical surfaceby aspherometer.
5. To determinethemassof two different objectsusing abeam balance.
6. To find theweight of agiven body using parallelogram law of vectors.
7. Usingasimplependulum, plot itsL-T2 graph and useit to find theeffectivelength of second'spendulum.
8. To study variation of timeperiod of asimplependulum of agiven length by taking bobsof samesizebut different
massesand interpret theresult.
9. To study the relationship between force of limiting friction and normal reaction and to find the co-efficient of
friction between ablock and ahorizontal surface.
10. To find the downward force, along an inclined plane, acting on a roller due to gravitational pull of the earth and
study itsrelationship with theangleof inclination θ by plottinggraph between forceand sinθ.
Activities
(for thepurposeof demonstration only)
1. To makeapaper scaleof given least count, e.g., 0.2cm, 0.5 cm.
2. To determinemassof agiven body usingametrescaleby principleof moments.
3. To plot agraph for agiven set of data, with proper choiceof scalesand error bars.
4. To measuretheforceof limitingfriction for rollingof aroller on ahorizontal plane.
5. To study thevariation in rangeof aprojectilewith angleof projection.
6. To study theconservation of energy of aball rolling down on an inclined plane(usingadoubleinclined plane).
7. To study dissipation of energy of asimplependulum by plotting agraph between squareof amplitudeand time.](https://image.slidesharecdn.com/2015syllabus11physicsnew-140623034452-phpapp01/85/2015-syllabus-11_physics_new-4-320.jpg)
2015 syllabus 11_physics_new
- 1. 102 7. PHYSICS(CodeNo. 042) Senior Secondary stage of school education is a stage of transition from general education to discipline-based focus on curriculum. The present updated syllabus keeps in view the rigour and depth of disciplinary approach as well as the comprehension level of learners. Due care has also been taken that the syllabus is comparable to the international standards. Salient featuresof thesyllabusinclude: Emphasison basicconceptual understandingof thecontent. Emphasison useof SI units, symbols, nomenclatureof physical quantitiesand formulationsasper international standards. Providing logical sequencing of unitsof thesubject matter and proper placement of conceptswith their linkage for better learning. Reducing the curriculum load by eliminating overlapping of concepts/content within the discipline and other disciplines. Promotion of process-skills, problem-solvingabilitiesand applicationsof Physicsconcepts. Besides, thesyllabusalso attemptsto strengthen theconceptsdeveloped at thesecondary stageto providefirm foundation for further learning in the subject. exposethelearnersto different processesused in Physics-related industrial and technological applications. develop process-skillsand experimental, observational, manipulative, decision making and investigatory skillsin thelearners. promoteproblem solvingabilitiesand creativethinkingin learners. develop conceptual competence in the learners and make them realize and appreciate the interface of Physics with other disciplines. PHYSICS(CodeNo. 042) COURSE STRUCTURE ClassXI (Theory) (2014-15) OnePaper Time: 3 hrs. Max Marks: 70 No. of Periods Marks Unit I Physical World and Measurement 10 23 Unit II Kinematics 24 Unit III Lawsof Motion 14 Unit IV Work, Energy and Power 12 17 Unit V Motion of System of Particlesand Rigid Body 18 Unit VI Gravitation 12 Unit VII Propertiesof Bulk Matter 24 20Unit VIII Thermodynamics 12 Unit IX Behaviour of Perfect Gasesand KineticTheory of gases 08 Unit X Oscillationsand Waves 26 10 Total 160 70
- 2. 103 Unit I: Physical World and Measurement 10 Periods Physics- scopeand excitement; natureof physical laws; Physics, technology and society. Need for measurement: Unitsof measurement; systemsof units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy and precision of measuring instruments; errors in measurement; significant figures. Dimensionsof physical quantities, dimensional analysisand itsapplications. Unit II: Kinematics 24 Periods Frameof reference, Motion in astraight line: Position-timegraph, speed and velocity. Elementary concepts of differentiation and integration for describing motion, uniform and non-uniform motion, average speed and instantaneous velocity, uniformly accelerated motion, velocity - time and position-timegraphs. Relationsfor uniformly accelerated motion (graphical treatment). Scalar and vector quantities; position and displacement vectors, general vectors and their notations; equality of vectors, multiplication of vectorsby areal number; addition and subtraction of vectors, relative velocity, Unit vector; resolution of avector in aplane- rectangular components, Scalar and Vector product of vectors. Motion in aplane, casesof uniform velocity and uniform acceleration-projectilemotion, uniform circular motion. Unit III: Lawsof Motion 14 Periods Intuitiveconcept of force, Inertia, Newton'sfirst law of motion; momentum and Newton'ssecond law of motion; impulse; Newton'sthird law of motion. Law of conservation of linear momentum and itsapplications. Equilibrium of concurrent forces, Static and kineticfriction, lawsof friction, rollingfriction, lubrication. Dynamics of uniform circular motion: Centripetal force, examples of circular motion (vehicle on a level circular road, vehicleon abanked road). Unit IV: Work, Energy and Power 12 Periods Work doneby aconstant forceand avariableforce; kineticenergy, work-energy theorem, power. Notion of potential energy, potential energy of a spring, conservative forces: conservation of mechanical energy (kinetic and potential energies); non-conservative forces: motion in a vertical circle; elastic and inelasticcollisionsin oneand two dimensions. Unit V: Motion of System of Particlesand Rigid Body 18 Periods Centreof massof atwo-particlesystem, momentum conservation and centreof massmotion. Centreof massof arigid body; centreof massof auniform rod. Moment of a force, torque, angular momentum, laws of conservation of angular momentum and its applications. Equilibrium of rigid bodies, rigid body rotation and equationsof rotational motion, comparison of linear and rotational motions.
- 3. 104 Moment of inertia, radius of gyration, values of moments of inertia for simple geometrical objects (no derivation). Statement of parallel and perpendicular axestheoremsand their applications. Unit VI: Gravitation 12 Periods Kepler'slawsof planetary motion, universal law of gravitation. Acceleration dueto gravity and itsvariation with altitudeand depth. Gravitational potential energy and gravitational potential, escape velocity, orbital velocity of a satellite. Geo-stationary satellites. Unit VII: Propertiesof Bulk Matter 24 Periods Elastic behaviour, Stress-strain relationship, Hooke'slaw, Young'smodulus, bulk modulus, shear modulus of rigidity, Poisson'sratio; elasticenergy. Pressuredueto afluid column; Pascal'slaw and itsapplications(hydraulic lift and hydraulic brakes), effect of gravity on fluid pressure. Viscosity, Stokes' law, terminal velocity, streamline and turbulent flow, critical velocity, Bernoulli's theorem and itsapplications. Surfaceenergy and surfacetension, angleof contact, excessof pressureacrossacurved surface, application of surfacetension ideasto drops, bubblesand capillary rise. Heat, temperature, thermal expansion; thermal expansion of solids, liquids and gases, anomalous expansion of water; specificheat capacity; Cp, Cv - calorimetry; changeof state- latent heat capacity. Heat transfer-conduction, convection and radiation, thermal conductivity, qualitative ideas of Blackbody radiation, Wein'sdisplacement Law, Stefan'slaw, Green houseeffect. Unit VIII: Thermodynamics 12 Periods Thermal equilibrium and definition of temperature (zeroth law of thermodynamics), heat, work and internal energy. First law of thermodynamics, isothermal and adiabaticprocesses. Second law of thermodynamics: reversibleand irreversibleprocesses, Heat engineand refrigerator. Unit IX: Behaviour of Perfect Gasesand Kinetic Theory of Gases 08 Periods Equation of stateof aperfect gas, work donein compressingagas. Kinetictheory of gases- assumptions, concept of pressure. Kineticinterpretation of temperature; rmsspeed of gas molecules; degrees of freedom, law of equi-partition of energy (statement only) and application to specificheat capacitiesof gases; concept of mean freepath, Avogadro'snumber. Unit X: Oscillationsand Waves 26 Periods Periodicmotion - timeperiod, frequency, displacement asafunction of time, periodicfunctions. Simpleharmonic motion (S.H.M) and itsequation; phase; oscillationsof aspring-restoring forceand force constant; energy in S.H.M. Kinetic and potential energies; simple pendulum derivation of expression for itstimeperiod. Free, forced and damped oscillations(qualitativeideasonly), resonance. Wave motion: Transverse and longitudinal waves, speed of wave motion, displacement relation for a progressive wave, principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, fundamental modeand harmonics, Beats, Doppler effect.
- 4. 105 PRACTICALS Total Periods: 60 Therecord, to besubmitted by thestudents, at thetimeof their annual examination, hasto include: Record of at least 15 Experiments[with aminimum of 6 from each section], to beperformed by thestudents. Record of at least 5 Activities[with aminimum of 2 each from section A and section B], to bedemonstrated by theteachers. Report of theproject to becarried out by thestudents. EVALUATION SCHEME Two experimentsonefrom each section 8+8 Marks Practical record (experiment and activities) 6 Marks Investigatory Project 3 Marks Vivaon experiments, activitiesand project 5 Marks Total 30 Marks SECTION–A Experiments 1. To measure diameter of a small spherical/cylindrical body and to measure internal diameter and depth of a given beaker/calorimeter usingVernier Callipersand hencefind itsvolume. 2. To measurediameter of agiven wireand thicknessof agiven sheet usingscrew gauge. 3. To determinevolumeof an irregular laminausingscrew gauge. 4. To determineradiusof curvatureof agiven spherical surfaceby aspherometer. 5. To determinethemassof two different objectsusing abeam balance. 6. To find theweight of agiven body using parallelogram law of vectors. 7. Usingasimplependulum, plot itsL-T2 graph and useit to find theeffectivelength of second'spendulum. 8. To study variation of timeperiod of asimplependulum of agiven length by taking bobsof samesizebut different massesand interpret theresult. 9. To study the relationship between force of limiting friction and normal reaction and to find the co-efficient of friction between ablock and ahorizontal surface. 10. To find the downward force, along an inclined plane, acting on a roller due to gravitational pull of the earth and study itsrelationship with theangleof inclination θ by plottinggraph between forceand sinθ. Activities (for thepurposeof demonstration only) 1. To makeapaper scaleof given least count, e.g., 0.2cm, 0.5 cm. 2. To determinemassof agiven body usingametrescaleby principleof moments. 3. To plot agraph for agiven set of data, with proper choiceof scalesand error bars. 4. To measuretheforceof limitingfriction for rollingof aroller on ahorizontal plane. 5. To study thevariation in rangeof aprojectilewith angleof projection. 6. To study theconservation of energy of aball rolling down on an inclined plane(usingadoubleinclined plane). 7. To study dissipation of energy of asimplependulum by plotting agraph between squareof amplitudeand time.
- 5. 106 SECTION–B Experiments 1. To determineYoung'smodulusof elasticity of thematerial of agiven wire. 2. To find theforceconstant of ahelical springby plotting agraph between load and extension. 3. To study the variation in volume with pressure for a sample of air at constant temperature by plotting graphs between Pand V, and between Pand 1/V. 4. To determinethesurfacetension of water by capillary risemethod. 5. To determinethecoefficient of viscosity of agiven viscousliquid by measuringterminal velocity of agiven spherical body. 6. To study therelationship between thetemperatureof ahot body and timeby plottingacoolingcurve. 7. To determinespecificheat capacity of agiven solid by method of mixtures. 8. To study therelation between frequency and length of agiven wireunder constant tension usingsonometer. 9. To study therelation between thelength of agiven wireand tension for constant frequency usingsonometer. 10. To find thespeed of sound in air at room temperatureusingaresonancetubeby two resonancepositions. Activities (for thepurposeof demonstration only) 1. To observechangeof stateand plot acoolingcurvefor molten wax. 2. To observeand explain theeffect of heatingon abi-metallicstrip. 3. To notethechangein level of liquid in acontainer on heatingand interpret theobservations. 4. To study theeffect of detergent on surfacetension of water by observingcapillary rise. 5. To study thefactorsaffectingtherateof lossof heat of aliquid. 6. To study theeffect of load on depression of asuitably clamped metrescaleloaded at (i) itsend (ii) in themiddle. 7. To observethedecreasein presurewith increasein velocity of afluid. Practical Examination for Visually Impaired Students ClassXI Note: Same Evaluation scheme and general guidelines for visually impaired students as given for Class XII may be followed. A. Itemsfor Identification/Familiarity of theapparatusfor assessment in practicals(All experiments) Spherical ball, Cylindrical objects, vernier calipers, beaker, calorimeter, Screw gauge, wire, Beam balance, spring balance, weight box, gram and milligram weights, forceps, Parallelogram law of vectorsapparatus, pulleysand pans used in the same ‘weights’ used, Bob and string used in a simple pendulum, meter scale, split cork, suspension arrangement, stop clock/stop watch, Helical spring, suspension arrangement used, weights, arrangement used for measuring extension, Sonometer, Wedges, pan and pulley used in it, ‘weights’ Tuning Fork, Meter scale, Beam balance, Weight box, gram and milligram weights, forceps, Resonance Tube, Tuning Fork, Meter scale, Flask/Beaker used for addingwater.
- 6. 107 B. List of Practicals 1. To measurediameter of asmall spherical/cylindrical body using verniercalipers. 2. To measure the internal diameter and depth of a given beaker/calorimeter using verniercalipers and hence find itsvolume. 3. To measurediameter of given wireusingscrew gauge. 4. To measurethicknessof agiven sheet usingscrew gauge. 5. To determinethemassof agiven object using abeam balance. 6. To find theweight of given body usingtheparallelogram law of vectors. 7. Using asimple pendulum plot L-T and L-T2 graphs. Hence find theeffective length of second’spendulum usingappropriatelength values. 8. To find theforceconstant of given helical springby plottingagraph between load and extension. 9. (i) To study the relation between frequency and length of a given wire under constanttension using a sonometer. (ii) To study the relation between the length of a given wire and tension, for constantfrequency, using a sonometer. 10. To find the speed of sound in air, at room temperature, using a resonance tube, by observing the two resonancepositions. Note: Theabovepracticalsmay becarried out in an experiential manner rather than recording observations. Prescribed Books: 1. PhysicsPart-I, Textbook for ClassXI, Published by NCERT 2. PhysicsPart-II, Textbook for ClassXI, Published by NCERT 3. Thelist of other related booksand manualsbrought out by NCERT (consider multimediaalso).
- 7. 108 PHYSICS(CodeNo. 042) QUESTION PAPER DESIGN CLASS- XI (2014-15) Time3 Hours Max. Marks: 70 S. No. Typology of Questions Very Short Answer (VSA) (1 mark) Short Answer-I (SA-I) (2 marks) Short Answer –II (SA-II) (3 marks) Valuebased question (4 marks) Long Answer (LA) (5 marks) Total Marks % Weightage 1. Remembering- (Knowledgebased Simplerecall questions, to know specificfacts, terms, concepts, principles, or theories, dentify, define, or recite, information) 2 1 1 – – 7 10% 2 Understanding- (Comprehension -to befamiliar with meaningand to understand conceptually, interpret, compare, contrast, explain, paraphrase information) – 2 4 – 1 21 30% 3 Application (Use abstract - information in concretesituation, to apply knowledgeto new situations, Use given content to interpret asituation, providean example, or solveaproblem) – 2 4 – 1 21 30% 4 High Order Thinking Skills (Analysis& Synthesis- Classify, compare, contrast, or differentiatebetween different piecesof 2 – 1 – 1 10 14%
- 8. 109 information, Organizeand/or integrateunique piecesof information from avariety of sources) 5 Evaluation and Multi-Disciplinary- (Appraise, judge, and/or justify the valueor worth of a decision or outcome, or to predict outcomesbased on values) 1 – 2 1 – 11 16% TOTAL 5x1=5 5x2=10 12x3=36 1x4=4 3x5=15 70(26) 100% QUESTION WISE BREAK UP Typeof Question Mark per Question Total No. of Questions Total Marks VSA 1 5 05 SA-I 2 5 10 SA-II 3 12 36 VBQ 4 1 04 LA 5 3 15 Total 26 70 1. Internal Choice: Thereisno overall choicein the paper. However, there isan internal choice in one question of 2 marksweightage, onequestion of 3 marksweightageand all thethreequestionsof 5 marksweightage. 2. The above template is only a sample. Suitable internal variations may be made for generating similar templates keepingtheoverall weightagetodifferent form of questionsand typology of questionssame.