Tuesday, May 2, 2017

resonace practical in urdu BY ISHTIAQ AHMAD

spring constant by helical spring in urdu By ishtiaq ahmad

Monday, April 24, 2017

archimedes ki kahani BY ISHTIAQ AHMAD

longitudinal and transverse waves in urdu BY ISHTIAQ AHMAD

how transformer work in urdu BY ISHTIAQ AHMAD

Friday, April 7, 2017

archimes princile in urdu part 2

animals with name and sound by ISHTIAQ AHMAD