Physics
SSC-I
Federal Board
Chapter 1: Physical Quantities and Measurement
Branches if physics(mechanics, quantum, optics, thermodynamics, oscillations and waves, atomuc and nuclear physics, relativity, electromagnetism), Physical and non physical quantitues, SI base and derived units, standard form ans scientific notation, prefixes, scalar and vector quantities, adding vector quantities, Measuring instruments(Meter rule, measuring tape, vernier calipher, screw guage,) Physical balance, Meaduring cylinder, stop watch (Mehanical analogue and digital), Errors ( systematic and random errors), Precision and accuracy, significant figures, general rules for writing significant figures, rounding off numbers