Phy – Full Book Quiz — Physics (SSC-I (9th), Afaq Sun) | 22 MCQs

Sample Questions

See what you’ll practice in this quiz.

Which of the following is a non-physical quantity?
Which SI prefix represents the factor 10^-6?
The least count of a micrometer screw gauge with a pitch of 0.5 mm and 50 circular scale divisions is:

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What You’ll Practice

Chapter 1: Physical Quantities and Measurements Physical and Non-Physical Quantities: Physical quantities, Non-physical quantities, Comparison by measurability, instrument, value and unit | Base and Derived Physical Quantities: Base quantities, Derived quantities, Examples, Measurement and standards | International System of Units: Seven SI base units, Derived units, Prefixes (kilo, mega, milli, micro, nano), Conversion of prefixes | Scientific Notation: Form a x 10^n, Large and small numbers, Conversion to and from scientific notation | Length Measuring Instruments: Metre rule / tape, Vernier callipers, Micrometer screw gauge, least count and zero error | Mass Measuring Instruments: Beam balance, Electronic balance, Spring balance, Correct use of a balance | Time Measuring Instruments: Clocks and stop-watches, Digital timers, Measuring period of a pendulum, Least count of timers | Volume Measuring Instruments: Measuring cylinder, Reading the meniscus, Volume of regular solids, Displacement method for irregular solids | Errors in Measurements: Systematic errors, Random errors, Human errors, Zero error, Reducing errors by repetition | Uncertainty in a Measurement: Meaning of uncertainty, Uncertainty from least count, Reporting uncertainty, Link with significant figures | Significant Figures: Rules for counting significant figures, Significant figures in calculations, Scientific notation | Precision and Accuracy: Definition of precision, Definition of accuracy, Relation to errors, Examples | Rounding off the Digits: Rounding rules, Significant figures versus decimal places, Rounding in calculations
Chapter 2: Kinematics Scalars and Vectors: Scalar quantities, Vector quantities, Graphical representation of vectors, Examples | Rest and Motion: State of rest, State of motion, Frame of reference, Relative motion | Types of Motion: Translational motion, Rotational motion, Circular motion, Vibrational motion, Random motion | Distance and Displacement: Definition of distance, Definition of displacement, Scalar versus vector, Examples | Speed and Velocity: Speed, Velocity, Average speed and velocity, Uniform and variable speed, Unit conversions | Acceleration: Definition, Positive and negative acceleration, Uniform acceleration, Examples | Graphical Analysis of Motion: Distance-time graphs, Speed-time graphs, Interpreting shapes of graphs | Gradient of a Distance-Time Graph: Gradient as speed, Zero gradient, Tangent to a curve, Calculation of speed | Speed-Time Graph: Constant speed, Uniform acceleration, Deceleration, Rest | Gradient of a Speed-Time Graph: Gradient as acceleration, Positive, negative and zero gradient, Calculation of acceleration | Area Under Speed-Time Graph: Distance from area, Rectangle, triangle and trapezium areas, Estimation for curves | Equations of Motion and Solving Problems: First equation, Second equation, Third equation, Problem-solving steps | Free Fall Acceleration: Free fall, Acceleration due to gravity g, Upward and downward motion, Galileo's observation
Chapter 3: Dynamics Concept of Force: Definition of force, Effects of force, Contact forces, Non-contact forces, Unit newton | Fundamental Forces: Gravitational force, Electromagnetic force, Strong nuclear force, Weak nuclear force | Forces in a Free-Body Diagram: Free-body diagram, Weight, normal reaction, friction, tension, Net force | Newton's Laws of Motion: First law (inertia), Second law (F = ma), Third law (action and reaction), Examples | Limitations of Newton's Laws of Motion: High speed (relativity), Very small scale (quantum mechanics), Strong gravity, Inertial frames | Mass and Weight: Mass, Weight, W = mg, Variation of weight, Difference between mass and weight | Mechanical and Electronic Balances: Mechanical balances, Electronic balances | Friction: Kinetic friction, Rolling friction, Dissipative effect of friction, Terminal velocity, Methods to reduce friction | Momentum and Impulse: Momentum p = mv, Impulse, Impulse-momentum relation, Airbags and cushioning | Principle of Conservation of Momentum: Isolated system, Collisions, Recoil of a gun, Explosions and rockets
Chapter 4: Turning Effects of Forces Like and Unlike Parallel Forces: Like parallel forces, Unlike parallel forces, Resultant, Couple | Addition of Forces: Same-line forces, Head-to-tail method, Perpendicular forces, Resultant | Turning Effect of a Force: Moment of force (torque), Moment arm, Unit N m, Clockwise and anticlockwise moments | Resolution of Vectors: Components of a vector, Fx = F cos(theta), Fy = F sin(theta), Applications | Determination of a Force from its Perpendicular Components: Magnitude of resultant, Direction by tan inverse, Resolving and recombining forces | Principle of Moments: Clockwise equals anticlockwise moments, See-saw, Levers, Finding unknown forces | Centre of Gravity and Centre of Mass: Centre of gravity, Centre of mass, Centres of regular shapes, Finding centre of gravity of irregular lamina | Equilibrium: Static equilibrium, Dynamic equilibrium, Examples | Conditions of Equilibrium: First condition (net force zero), Second condition (net torque zero), Applications | States of Equilibrium: Stable equilibrium, Unstable equilibrium, Neutral equilibrium, Examples | Improvement of Stability: Lowering centre of gravity, Widening base, Line of action within base | Application of Stability in Real Life: Racing cars, Buses, Buildings and bridges, Human balance, Ships | Centripetal Force: Definition, Formula F = mv^2/r, Examples, Motion along a tangent
Chapter 5: Work, Energy and Power Work: Definition of work, W = Fd cos(theta), Unit joule, Positive, negative and zero work, Work from graph | Energy: Kinetic energy, Potential energy, Other forms of energy, Work-energy relation | Conservation of Energy: Law of conservation of energy, Energy transformations, Pendulum and falling body, Energy losses | Sources of Energy: Fossil fuel energy, Hydroelectric, Solar, Geothermal, Wind, Nuclear, Tidal and wave, Biofuel | Impact of Various Energy Sources: Economic impact, Social impact, Environmental impact, Fossil fuels, nuclear, hydro, solar and wind compared | Advantages and Disadvantages of Energy Sources: Hydroelectric, Solar, Wind, Fossil fuels, Nuclear, Geothermal, Biofuel | Power: Definition, P = W/t, Unit watt, Horsepower, P = Fv | Efficiency: Efficiency formula, Wasted energy, Why 100% efficiency is impossible, Improving efficiency
Chapter 6: Mechanical Properties of Matter Deformation of Solids: Elastic deformation, Plastic deformation, Stress and strain, Elastic limit | Hooke's Law: F = kx, Spring constant, Limit of proportionality, Applications | Density: Density formula, Units, Measurement of density, Floating and sinking | Pressure: P = F/A, Unit pascal, Effect of area, Everyday examples | Pressure in Liquids: P = h rho g, Dependence on depth, Equal in all directions, Applications (dams, divers) | Atmospheric Pressure: Cause and value, Variation with altitude, Effects and examples | Measurement of Atmospheric Pressure: Mercury barometer, Aneroid barometer, Height of mercury column, Altimeter | Measurement of Pressure by Manometer: U-tube manometer, Gauge pressure, Calculation from liquid levels | Pascal's Law: Statement of Pascal's law, Hydraulic press, Force multiplication, Hydraulic brakes and lifts
Chapter 7: Thermal Properties of Matter Kinetic Molecular Theory of Matter: Particle motion, Solids, liquids and gases, Gas pressure, Diffusion and Brownian motion | Temperature and Heat: Temperature, Heat, Difference between heat and temperature, Scales and conversions | Thermometers: Fixed points, Celsius, Fahrenheit and Kelvin scales, Clinical and digital thermometers, Liquid-in-glass thermometer | Sensitivity, Range and Linearity of Thermometers: Sensitivity, Range, Linearity, Choice of liquid | Structure of a Liquid-in-Glass Thermometer: Bulb, Capillary bore, Stem and scale, Design features
Chapter 8: Magnetism Magnetic Materials: Ferromagnetic materials, Paramagnetic materials, Diamagnetic materials, Non-magnetic materials | Properties of Magnets: Poles, Attraction and repulsion, Poles in pairs, Directive property | Induced Magnetism: Induction by a magnet, Induced poles, Temporary nature in soft iron | Temporary and Permanent Magnets: Temporary magnets, Permanent magnets, Retentivity, Uses of each | Magnetic Fields: Magnetic field, Field lines, Plotting with iron filings and compass, Neutral point | Uses of Permanent Magnets: Compasses, Loudspeakers and motors, Door catches, Magnetic separators, Rare-earth magnets | Electromagnets: Solenoid, Soft iron core, Factors affecting strength, Uses | Domain Theory of Magnetism: Magnetic domains, Unmagnetised state, Magnetised state, Effect of heating and hammering | Magnetisation and Demagnetisation: Stroking method, Electrical method, Induction, Heating, hammering and AC demagnetising | Applications of Magnets in Recording Technology: Magnetic tapes, Hard disk drives, Magnetic stripe cards, Rewriting data
Chapter 9: Nature of Science Scope of Physics: Meaning of physics, Natural phenomena, Applications in technology and daily life | Branches of Physics: Mechanics, Thermodynamics, Optics, Acoustics, Electromagnetism, Atomic and nuclear physics, Quantum mechanics, Relativity | Interdisciplinary Fields of Physics: Biophysics, Astrophysics, Geophysics, Climate physics, Computation physics | Interdisciplinary Research: Need for collaboration, Complex issues requiring multifaceted expertise, Innovation, Examples such as climate change and Covid-19 | Scientific Method: Observation, Problem, Hypothesis, Prediction, Experiment, Analysis, Conclusion, Falsifiability, Theory and law | Scientific Base of Technologies and Engineering: Science versus technology versus engineering, Examples (laser, electronics, power plants, bridges)

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SSC-I (9th) Physics Afaq Sun Series Chapter 1: Physical Quantities and Measurements

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Phy – Full Book

Ch 1

Chapter 2: Kinematics

Chapter 3: Dynamics – I

Chapter 4: Dynamics – II

Ch 5

Chapter 6: Work and Energy

Chapter 7: Density and Temperature

Chapter 8: Magnetism

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