Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Physics Measuring Instruments
The respective electrical instruments which are always connected in series and are always connected in parallel are:
1
Electroscope and ammeter
2
Ammeter and voltmeter
3
Voltmeter and galvanometer
4
More than one of the above
5
None of the above