new Guess Class 9th Physics 2023 All Punjab
Plasma & geo physics, base & drived quantities. prefixes, least count of Varnier stop watch, scalar & vector, speed & velocity, momentum, mass & weight, inertia, methods of reducing friction, banking of road.like & unlike prallel. regid body, moment arm. Centre of mass& gravity. couple equilibrium & states. gravitation law, gravitational field strength, geostationary orbit joule,k.E, soil erosion, efficiency. power & watt. kentic model. plasma. pressure. application of Pascal law. upthurst force, stres, deforming force, hooks law, thermometer and liquid properties, lower & upper fixed point, specific heat, latent heat of fusion. coeffiçent óf linear and volume expansion, evaporation. convention. conduction. radiation, sea breaze. conven…
Physics-9th Guess
Short Questions
Unit #1
Mechanics, Plasma Physics, Derived units, Pitch and Least count of screw gauge,
Questions 1.5, 1.7, 1.12
Numerical Problems 1.3, 1.7, 1.9
Unit #2
uniform velocity and acceleration , gravitational acceleration
Questions 2.5, 2.10, 2.12
Numerical Problems 2.1, 2.2, 2.6
Unit #3
2nd law of motion, friction, methods to reduce it, centripetal force, centripetal acceleration
Questions 3.5, 3.6, 3.19
Numerical Problems 3.1-3.5, 3.8
Unit #4
resolution of force, its perpendicular components, moment arm, principle of moments, couple, neutral equilibrium
Questions 4.8, 4.9, 4.13
Numerical Problems 4.3, 4.6
Unit#5
gravitational field, artificial satellites
Questions 5.16
Numerical Problems 5.8
Unit #6
joule, geothermal energy, efficiency, watt
Questions 6.6, 6.9,
Numerical Problems 6.3, 6.6, 6.7
Unit #7
Density, Pascal's law, principle of flotation, Difference between ship and submarine, stress, Hooke's law, Young's modulus
Questions 7.6, 7.9, 7.16
Numerical Problems 7.2, 7.4, 7.5, 7.6, 7.8
Unit #8
Difference between temperature and heat, latent heat of vaporization
Questions 8.8, 8.11
Numerical Problems 8.2, 8.4, 8.5, 8.8
Unit #9 convection, Difference between Sea breeze and Land breeze , global warming.
Questions 9.2, 9.7
Numerical Problems -
Prepare all the MCQs written on PTB book.
