ISRO Scientist or Engineer Electronics Dec 2017
Instructions
For the following questions answer them individually
Question 21
A signal having frequency component from DC-2KHz is to be Pulse code Modulated with a 6 bit Encoder. Minimum carrier bandwidth required is?
Question 27
The temperature below which certain materials are antiferromagnetic and above which they are paramagnetic is called
Question 28
In metals, the thermal conductivity K and electrical conductivity $$\sigma$$ are related as $$ \frac{K}{\sigma T} = L$$ is Known as the flux density is increased from 0 to 2.5 T,$$\mu_{r}$$ will
Question 29
In a specimen of ferromagnetic material with saturation magnetization as 8000 Gauss, as the flux density is increased from 0 to 2.5 T, $$\mu_{r}$$ will
