1000+ Electronics and Communication Questions and Answers Pdf - 2

Question: 6

The transient response of a system is mainly due to

(A) external forces

(B) friction

(C) stored energy

(D) internal forces

Question: 7

Sparkling between the contacts can be reduced by inserting

(A) a capacitor in series with the contacts

(B) a resistor in the line

(C) a reactor in the line

(D) a capacitor in parallel with the contacts

Question: 8

With regard to the filtering property, the lead compensator and the lag compensators are respectively

(A) both low pass filters

(B) both high pass filters

(C) high pass and low pass filters

(D) low pass and high pass filters

Question: 9

The device necessarily used for automate temperature control in a furnace is

(A) auto transformer

(B) thermostat

(C) thermocouple

(D) any of above

Question: 10

Non minimum phase transfer function is defined as the transfer function

(A) which has zeros in the right half s-plane

(B) which has poles in the left half s-plane

(C) which has poles in the right half s-plane

(D) which has zero only in the left half s-plane