The voltage across a coil when di/dt = 20 mA/µs and L = 8 µH is
A). 16 mV
B). 160 mV
C). 1.6 mV
D). 2.5 mV
1. The value of a of a transistor is ___________
3. The amplifier gain varies with frequency. This happens mainly due to
4. The slope of a.c. load line is ___________ that of d.c. load line
5. To protect most of the electrical equipment handling low power, the types of relays used are
6. Disc windings are primarily used in
7. In a power or distribution transformer about 10 per cent end turns are heavily insulated
8. The voltage regulation in magnetic amplifier type voltage regulator is effected by
9. Air will not be the working substance in which of the following ?
10. If 24 V are applied across a resistor and there are 10.9 mA of current, the resistance is