A 0-10 mA PMMC ammeter reads 4mA in a circuit. Its bottom control spring snaps suddenly.
‘The meter will now read nearly-1
10mA
2
8ma
3
2mA
4
zero
A 0-10 mA PMMC ammeter reads 4mA in a circuit. Its bottom control spring snaps suddenly.
‘The meter will now read nearly-