Correct Answer:- Option-A
0५850918: .* *)27)4((/)1+*7)10( ‏کا ا‎
&:- (2)/66)` ` ८भ^(-1)` (+^ {5} )+८
8:- (2)/(5)` `^ {-1)` (+^ {5)` }+८
லு ` प्वो^(-1)}` {^} }+£
£5:-(2/2) 15൦0)” }+£
Correct Answer:- Option-C
Question19:-The area included between one arch of the curve y=sin x and the x-axis is
ಹು
B:-2
C:-0
01-1
Correct Answer:- Option-B
Question20:-The solution of “dy/dx™ + (2)/{(1+x*(2)) ‏"دي‎ )1(/)1+47)2((* हो

Ary="x"2) +1+¢
(9031
(௩ 5௦
பலவ)
Correct Answer:- Option-D
Question21:- amplifier is commonly used as a frequency multiplier.
A:-Class A
B:-Class B
C:-Class C
D:-All of the above
Correct Answer:- Option-C
Question22:-Removing bypass capacitor across the emitter-leg resistor in a CE amplifier causes
A:-Increase in current gain
B:-Decrease in current gain
C:-Increase in voltage gain
D:-Decrease in voltage gain
Correct Answer:- Option-D
Question23:-If the maximum collector cument due to signal alone is 3mA, then zero signal collector current should be at
least equal to
A:-6mA
B:-2mA
C:-3mA
D:-1mA
Correct Answer:- Option-C
Question24:-In a multistage amplifier, the overall frequency response 15 determined by the
A:-Frequency response of each stage depending on the relationships of the critical frequencies
B:-Frequency response of the first amplifier
C:-Frequency response of the last amplifier
D:-Lower critical frequency of the first amplifier and the upper critical frequency of the final amplifier
Correct Answer:- Option-A
Question25:-Halving the power comesponds to a dB
A:-10, decrease
B:-3, decrease

D:-10, increase
Correct Answer:- Option-B
Question26:-If negative feedback i
A:-Increase
B:-Remains the same
C:-Increase, decrease or remains the same depending on input
D:-Decrease
Correct Answer:- Option-D
Question: inch-off voltage'V_(p)* for an FET is the drain voltage at which
A:-Significant drain current starts flowing

introduced in amplifiers with shunt current configuration, the input resistance will