# The response c(t) of a system to an input r(t) is given by the following differential equation:The transfer function of the system is given by

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# The transfer function of a control system is given as  where K is the gain at the system in radian/amp. For this system to be critically damped, the value of K should be

1.  1

2.  2

3.  3

4.  4

4

4

Explanation :
No Explanation available for this question

# The transfer function of a system is  (10/1+s). When operated as a unity feedback system, the steady state error to a unit step input will be

1.  Zero

2.  1/11

3.  10

4.  infinity

4

1/11

Explanation :
No Explanation available for this question

# A modulated signal is given by s(t) = m1(t) cos (2πfct) + m2(t) sin (2πfct) Where the baseband signal m1(t) and m2(t) have bandwidths of 10 KHz and 15 KHz, respectively. The band width of the modulated signal, in KHz is

1.  10

2.  15

3.  25

4.  30

4

25

Explanation :
No Explanation available for this question

# A phase – lead compensator has the transfer function The maximum phase angle lead provided by this compensator will  occur at a frequency  is equal to

4

Explanation :
No Explanation available for this question

# The decoding circuit has been used to generate the active low chip. Select Signal for a microprocessor peripheral. (The address line are designated as A 0 to A 7 for I-0 address)

1.  60 H to 63 H.

2.  A 4 to a 7 H

3.  70 H to 73 H

4.  70 H to 73 H

4

60 H to 63 H.

Explanation :
No Explanation available for this question

# In a JK flip-flop we have I = and k = 1.as summing the flip-flop was initially cleared and then clocked for 6 pulses, the sequence at the Q then clock for 6 pulses, the sequence at the Q output will be

1.  01000

2.  011001

3.  010010

4.  010101

4

010101

Explanation :
No Explanation available for this question

# The open-loop transfer function of a feedback control system is given by In the root locus diagram of the system, the asymptotes of the root loci for large values of K meet a pomt in the s-plame. Which one at the following is the set of co-ordinated of that pomt.

1.   (-1, 0)

2.  (-2, 0)

3.   (-10/3, 0)

4.   (2, 0)

5.  975

6.  939

7.  996

8.  972

8

975

Explanation :
No Explanation available for this question

# The Fourier Transform of the signalis of the following from where A and B are constants

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# Signal flow graph is used to obtain the

1.   Stability of the system

2.   Transfer function of the system

3.  Controllability of the system

4.  Observability of the system

5.  9000

6.  9400

7.  9600

8.  9800

8