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67. When the number of turns and the length of a solenoid both are doubled, its self inductance becomes (1) Four times (2) Doubled (3) Halved (4) Unchanged |
| Answer» 67. When the number of turns and the length of a solenoid both are doubled, its self inductance becomes (1) Four times (2) Doubled (3) Halved (4) Unchanged | |