1.  0

2.  1

3.  2

4.  none of these

4

0

Explanation :
No Explanation available for this question

1.  200 HZ   .

2.  800 HZ

3.  100 HZ

4.  400 HZ

4

400 HZ

Explanation :
No Explanation available for this question

# Consider the following logic circuit consisting of 2-4 decoder for each of decoder f0 = 1 when i1 = 0, i2 = 0 f1 = 1 when i1 = 1, i2 = 0 and so on, which of the following gives value Of g(x, y, z)

1.

2.  x. y. z

3.

4.  1

4

1

Explanation :
No Explanation available for this question

# A binary channel has bit rate Rb = 36000 bits/sec is available for PCM voice transmission. The sampling rate will be (assuming fm = 3.2 KHz)

1.  3.6 KHz

2.  7.2 KHz

3.  1.8 KHz

4.  5.6 KHz

4

7.2 KHz

Explanation :
No Explanation available for this question

# The open collector output of two 2 input NAND gates are connected to a common pull up resistor. If the input to the gates are P, Q and R, S respectively, the output is equal to

1.

2.

3.  P. Q + R.S

4.  P. Q. R. S

4

Explanation :
No Explanation available for this question

# A system is described by the state equation X = AX + BU. The output is given by y = CX, whereTransfer function G(s) of the system is

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# An analog signal within ± 0.5 percent of the peak to peak full scale value is transmitted by PCM system, then how may binary digits must each sample contain

1.   7

2.   8

3.  6

4.  5

4

7

Explanation :
No Explanation available for this question

# In standard TTL gates, the totem pole output stage is primarily used to

1.  increase the noise margin of the gate

2.  decrease the output switching delay

3.  facilitate a wired or logic connection

4.  increase the output impedance of the circuit

4

decrease the output switching delay

Explanation :
No Explanation available for this question

# For the characteristic equation S2+4.8s+72 = 0, the damping ratio and natural frequency respectively are

4.  None of the above

4

Explanation :
No Explanation available for this question

# A signal m1 (t) is band limited to 3.6 KHZ, and three other signal m2 (t), m3 (t) and m4 (t) are band limited to 1.2 KHz each and these signals are transmitted by means of TDM. Then, what will be the transmission bandwidth of the channel

1.  7.2 KHZ

2.  14.4 KHZ

3.  3.6 KHZ

4.  2.4 KHZ

4

7.2 KHZ

Explanation :
No Explanation available for this question

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