Duration of rotation of pen in the PMMC system depends upon ___________.
A). Phase angle
B). Frequency
C). Magnitude
D). Direction
2. A crystal diode utilises ___________ characteristic for rectification
3. Which of these is the best description for a Zener diode?
4. RC coupling is generally confined to low power applications because of
5. Assume that the OP-amp of the fig. is ideal. If Vi is a triangular wave, then V0 will be
6. In India largest thermal power station is located at
7. Sulphated cells are indicated by
9. For telegraphy the most commonly used modulation system is