Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Physics Electromagnetic Oscillations and Alternating Current Alternating Current
Alternating current cannot be measured by DC ammeter because:
1
Alternating current cannot pass through the DC ammeter
2
Average value of complete cycle is zero
3
Alternating current changes its direction
4
More than one of the above
5
None of the above