Relative permittivity can be measured by _________ Bridge.
1). Wheatstone
2). Hays
3). Schering
4). Desauty’s
1. An AM receiver uses a diode detector for demodulation. This enables it satisfactorily to receive
2. Load curve is useful in deciding the
3. On which of the following effects of electric current a fuse operates?
4. The cause of damage to the lead sheath of a cable is
8. In an RC differentiator, the sum of the capacitor voltage and the resistor voltage at any instant.
10. A pilot exciter is provided on generators for which of the following reasons ?