The document discusses the role of Syed Hammad Ali Gillani as a lecturer and head of the physics department, focusing on the calibration of galvanometers for measuring currents of 1A and 10A. It includes details on calculating shunt resistance and the connection of ammeters in series for accurate current measurement. The document also emphasizes solving numerical problems for improved understanding of these concepts.

1. Ammeter
Lecturer: SYED HAMMAD ALI GILLANI
Department: PHYSICS
Designation: HEAD OF DEPARTMENT

3. Current passes through galvanometer is 1 mA

5. Calibration of Galvanometer to Convert into 1A
current measurement device

8. Calibration of Galvanometer to Convert into 10A
current measurement device

10. Calculation of Shunt Resistance

11. 𝐼 =
𝑉
𝑅

12. Ammeter always connected in Series

13. Calculation of Resistance of Ammeter

15. THAT’S ALL
SOLVE RELATIVE NUMERICAL PROBLEMS FOR BETTER
UNDERSTANDING