emi

Related Questions

• The coefficient of mutual inductance of two coils is 6 mH. If the current flowing in one is 2 ampere, then the induced e.m.f. in the second coil will be

  ---

• The momentum in mechanics is expressed as $m \times v$. The analogous expression in electricity is

  ---

• A conducting square loop of side l and resistance $R$ moves in its plane with a uniform velocity v perpendicular to one of its sides. A magnetic induction B constant in time and space, pointing perpendicular and into the plane at the loop exists everywhere with half the loop outside the field, as shown in figure. The induced e.m.f. is

  ---

• An inductor, L a resistance R and two identical bulbs, ${B_1}$ and ${B_2}$ are connected to a battery through a switch S as shown in the figure. The resistance R is the same as that of the coil that makes L. Which of the following statements gives the correct description of the happenings when the switch S is closed

  ---

• A capacitor is fully charged with a battery. Then the battery is removed and coil is connected with the capacitor in parallel, current varies as

  ---