LECTURE#1 PHYSICS CLASS 10 DEFINE OSCILLATION, VIBRATION TIME PERIOD, FREQUENCY, AMPLITUDE UNIT 10

LECTURE 1 PHYSICS CLASS 10 UNIT 10 SIMPLE HARMONIC MOTION AND WAVES
DEFINE OSCILLATORY MOTION ,VIBRATION OR CYCLE ,TIME PERIOD ,FREQUENCY ,AMPLITUDE DISPLACEMENT.
Ehtisham Tariq lecturer in Warsak Model School and College Peshawar.
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unit 10simple harmonic motion and wavesunit 10 simple harmonic motion and waves