Some wire-wound resistors have bifilar winding. This type of winding is used to
1). Increase the thermal stability
2). Reduce the tolerance
3). Reduce the inductance of winding
4). Double the power rating of the resistor
2. An electric filament bulb can be worked from
4. Power transformers are generally designed to have maximum efficiency around
5. When the current is 2.5 A, how many coulombs pass a point in 0.2 s?
6. The modern steam turbines are
7. An astable multivibrator has ___________.
8. As the height of a satellite orbit gets lower, the speed of the satellite ___________.