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DMRC 2018 Electronics Engineering : Quiz 13
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Question 1
In an electron gun, the accelerating potential is V volts. If e is the charge and m is the mass of an electron, the maximum velocity attained by the electron is
Question 2
The current through a branch in a linear circuit is 2A when the input source voltage is 10V. If the voltage is reduced to 1V and the polarity is reversed, the current through the branch is
Question 3
A wattmeter is marked 15 A/30 A, 300 V/600 V and its scale is marked up to 4500 watts. When the meter is connected for 30 A, 600 V, the point indicated 2000 watts. Actual power in the circuit is
Question 4
Which of the following quantities under mechanical rotational system and electrical system are not analogous?
Question 5
Block diagram of a unity feedback control system is given by
where, G1(s)=
and G2(s)= 
.What will be the successive elements in the first column of Routh’s array?
where, G1(s)=
and G2(s)= .What will be the successive elements in the first column of Routh’s array? Question 6
what are basic gates required to implement a full adder
Question 7
The z- transform of the signal 
and its ROC is given by
and its ROC is given by Question 8
The slope of the diffusion capacitance verses forward-bias current of a p+n of Si diode is 
The hole lifetime is
The hole lifetime is Question 9
The signal s(t) incoming to the matched filter is given by
s(t)=
.
The impulse response h(t) of the matched filter is?
s(t)=
.The impulse response h(t) of the matched filter is?
Question 10
A lossless transmission line with a characteristic impedance of 80
is terminated by a load of 125 
.If length of line is 
Than the input impedance is: -
is terminated by a load of 125 .If length of line is Than the input impedance is: - - 537 attempts
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