problem 1:
a) describe the principle of frequency selective wave analyzer with a block diagram.
b) describe the principle of heterodyne wave analyzer with a block diagram.
problem 2:
a) describe the principle of Tuned circuit harmonic analyzer with a block diagram.
b) describe the principle of heterodyne harmonic analyzer or wave meter with a block diagram.
problem 3:
a) describe the principle of fundamental suppression harmonic distortion analyzer with a block diagram.
b) Draw the block diagram of a general purpose spectrum analyzer
problem 4:
a) describe the principle of general purpose spectrum analyzer with a block diagram.
b) Derive bridge balance conditions of wheatstone bridge. Discuss the error in of this bridge.
problem 5:
a) Suggest a bridge circuit that can measure low resistance values (Kelvin double bridge). And derive its bridge balance equation.
b) Derive the bridge balance equations for the following
- Maxwell bridge
- Hay bridge
- Schering bridge
problem 6:
a) Derive the bridge balance equation for Wein Bridge.
b) Describe the importance of the Wagner ground connection
problem 7: Derive the bridge balance equations for the following:
- Anderson bridge
- Resonance bridge
- Similar angle bridge
problem 8: Describe the importance of the following networks
- Twin T Null Network
- Bridged T Network