Questions tagged 'Self Inductance'

• The back e.m.f. induced in a coil, when current changes from $1 ampere$ to zero in one milli second, is 4 volts, the self inductance of the coil is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• An e.m.f. of $5 volt$ is produced by a self inductance, when the current changes at a steady rate from $3 A$ to $2 A$ in 1 millisecond. The value of self inductance is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• A 50 mH coil carries a current of 2 ampere. The energy stored in joules is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• The current passing through a choke coil of 5 henry is decreasing at the rate of 2 ampere/sec. The e.m.f. developing across the coil is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• Average energy stored in a pure inductance L when a current i flows through it, is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• A solenoid has 2000 turns wound over a length of 0.30 metre. The area of its cross-section is $1.2 \times {10^{ - 3}}{m^2}$. Around its central section, a coil of 300 turns is wound. If an initial current of 2 A in the solenoid is reversed in 0.25 sec, then the e.m.f. induced in the coil is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• A coil is wound as a transformer of rectangular cross-section. If all the linear dimensions of the transformer are increased by a factor 2 and the number of turns per unit length of the coil remain the same, the self inductance increased by a factor of
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• Two coils of self inductance ${L_1}$ and ${L_2}$ are placed closer to each other so that total flux in one coil is completely linked with other. If $M$ is mutual inductance between them, then
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• The equivalent quantity of mass in electricity is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI
• The momentum in mechanics is expressed as $m \times v$. The analogous expression in electricity is
  Category: emi | Tags: Self Inductance, Mutual inductance, Static EMI

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