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1. |
A coil of inductance 40 henry is connected in 0series with a resistance of 8 ohm and the combination is joined to the terminals of a 2 volt battery. The time constant of the circuit is [MP PET 2000] |
A. | 40 seconds |
B. | 20 seconds |
C. | 8 seconds |
D. | 5 seconds |
Answer» E. | |