The pointer of a moving coil instrument gives full scale deflection of 20 mA. The potential difference across the meter when carrying 20mA is 400mV.The instrume
Mathématiques
akanjiemmanuel387
Question
The pointer of a moving coil instrument gives full scale deflection of 20 mA. The potential difference across the meter when carrying 20mA is 400mV.The instrument to be used is 200 A for full scale deflection. Calculate the:
(i) Shunt resistance required for the instrument to measure 200 A. [5 Marks]
(i) Shunt resistance required for the instrument to measure 200 A. [5 Marks]