ICA AUG 2013 QP.pdf - Google Drive

1 downloads 156 Views 143KB Size Report
In which package the ICs are available [ ]. a) TO-5 glass metal package b) Ceramic flat package. c) Dual-in-line package
www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net

Code No: 55009 Set No. 1 JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD III B.Tech. I Sem., I Mid-Term Examinations, Aug/Sept– 2013 IC APPLICATIONS Objective Exam Name: ______________________________ Hall Ticket No. A

Answer All Questions. All Questions Carry Equal Marks.Time: 20 Min. Marks: 10.

I

Choose the correct alternative:

1.

A three-terminal monolithic IC regulator can be used as a) An adjustable output voltage regulator alone b) An adjustable output voltage regulator and a current regulator c) A current regulator and a power switch d) A current regulator alone

2.

In a 741 op-amp, there is 20dB/decade fall-off starting at a relatively low frequency. This is due to the [ ] a) Applied load b) Internal compensation c) Impedance of the source d) Power dissipa

3.

A triangular-square wave generator uses a) A sine wave oscillation and a comparator c) An integrator and a comparator

[ b) A differentiator and a comparator d) A sine wave oscillator and a clipper

]

4.

In which package the ICs are available a) TO-5 glass metal package c) Dual-in-line package

[

]

b) Ceramic flat package d) All the above [

]

[

]

[

]

[

]

5. 6.

7.

8.

D L

R O

W U

From the following which one is voltage regulator a) IC 741 b) IC 555 c) IC 723

T N

b) 0 < f L < f , f > f H d) 0 < f L < f , f < f L

Timing range of 555 timer is a) nano to micro seconds c) micro seconds to hours

b) micro to milli seconds d) Above one hour.

Capacitor charged on a monostable multivibrator (IC 555) a) (1/3)Vcc b) (1/2)Vcc c) 2/3 Vcc

]

d) IC 565

Band pass filter condition for stop band is a) 0 < f L < f , f < f H c) 0 < f L < f , f > f L

J

[

d) Vcc

9.

Astable MV (555 timer) generates a frequency for unsymmetrical square wave a) 1.45 / (RA+2RB)C b) 1.45(Ra+Rb)C c) 1.45 / 2RAC d) 1.45 / 2R

[

]

10.

A capacitively coupled amplifier is used for amplifying _____ a) ac and dc signals b) dc signals only c) ac signals only

[

]

d) none of the above

Cont…2

www.jntuworld.com || www.jwjobs.net

www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net Code No: 55009

:2:

Set No. 1

II

Fill in the blanks

11.

A current mirror can be used as an active load because ____________________

12.

In ideal operational amplifier the bandwidth is _______________

13.

Regenerative Comparator is also named as ________________

14.

Due to flexibility in _______ and ________adjustments, the active filters can be easily tuned.

15.

In VCO 566, VC (pin 5) having variable resistor R2 it acts as_______________ application

16.

For unsymmetrical square wave RA=3.6kΩ RB=5.5kΩ then Duty Cycle _________________

17.

The op-amp ____________ and _______________ are useful for signal wave shaping.

18.

A ____________ is used to generate pulses of desired duration and is called a gating circuit.

19.

The lock range is usually __________________ than the capture range

20.

When PLL is said to be locked ____________________

R O

D L

W U

T N

-o0o-

J

www.jntuworld.com || www.jwjobs.net

www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net Code No: 55009 Set No. 2 JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD III B.Tech. I Sem., I Mid-Term Examinations, Aug/Sept– 2013 IC APPLICATIONS Objective Exam Name: ______________________________ Hall Ticket No. A

Answer All Questions. All Questions Carry Equal Marks.Time: 20 Min. Marks: 10.

I

Choose the correct alternative:

1.

In which package the ICs are available a) TO-5 glass metal package c) Dual-in-line package

2. 3.

4.

5.

[

]

[

]

[

]

[

]

[

]

b) Ceramic flat package d) All the above

From the following which one is voltage regulator a) IC 741 b) IC 555 c) IC 723

d) IC 565

Band pass filter condition for stop band is a) 0 < f L < f , f < f H c) 0 < f L < f , f > f L

b) 0 < f L < f , f > f H d) 0 < f L < f , f < f L

Timing range of 555 timer is a) nano to micro seconds c) micro seconds to hours

b) micro to milli seconds d) Above one hour.

D L

R O

Capacitor charged on a monostable multivibrator (IC 555) a) (1/3)Vcc b) (1/2)Vcc c) 2/3 Vcc

W U

d) Vcc

6.

Astable MV (555 timer) generates a frequency for unsymmetrical square wave a) 1.45 / (RA+2RB)C b) 1.45(Ra+Rb)C c) 1.45 / 2RAC d) 1.45 / 2R

[

]

7.

A capacitively coupled amplifier is used for amplifying _____ a) ac and dc signals b) dc signals only c) ac signals only

[

]

[

]

T N

J

d) none of the above

8.

A three-terminal monolithic IC regulator can be used as a) An adjustable output voltage regulator alone b) An adjustable output voltage regulator and a current regulator c) A current regulator and a power switch d) A current regulator alone

9.

In a 741 op-amp, there is 20dB/decade fall-off starting at a relatively low frequency. This is due to the [ ] a) Applied load b) Internal compensation c) Impedance of the source d) Power dissipa

10.

A triangular-square wave generator uses a) A sine wave oscillation and a comparator c) An integrator and a comparator

[ b) A differentiator and a comparator d) A sine wave oscillator and a clipper

Cont…2

www.jntuworld.com || www.jwjobs.net

]

www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net

Code No: 55009

:2:

Set No. 2

II

Fill in the blanks

11.

Due to flexibility in _______ and ________adjustments, the active filters can be easily tuned.

12.

In VCO 566, VC (pin 5) having variable resistor R2 it acts as_______________ application

13.

For unsymmetrical square wave RA=3.6kΩ RB=5.5kΩ then Duty Cycle _________________

14.

The op-amp ____________ and _______________ are useful for signal wave shaping.

15.

A ____________ is used to generate pulses of desired duration and is called a gating circuit.

16.

The lock range is usually __________________ than the capture range

17.

When PLL is said to be locked ____________________

18.

A current mirror can be used as an active load because ____________________

19.

In ideal operational amplifier the bandwidth is _______________

20.

Regenerative Comparator is also named as ________________

R O

D L

W U

J

T N

-o0o-

www.jntuworld.com || www.jwjobs.net

www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net

Code No: 55009 Set No. 3 JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD III B.Tech. I Sem., I Mid-Term Examinations, Aug/Sept– 2013 IC APPLICATIONS Objective Exam Name: ______________________________ Hall Ticket No. A

Answer All Questions. All Questions Carry Equal Marks.Time: 20 Min. Marks: 10.

I

Choose the correct alternative:

1.

Band pass filter condition for stop band is a) 0 < f L < f , f < f H c) 0 < f L < f , f > f L

2.

3.

Timing range of 555 timer is a) nano to micro seconds c) micro seconds to hours

[

]

[

]

[

]

b) 0 < f L < f , f > f H d) 0 < f L < f , f < f L b) micro to milli seconds d) Above one hour.

Capacitor charged on a monostable multivibrator (IC 555) a) (1/3)Vcc b) (1/2)Vcc c) 2/3 Vcc

D L

d) Vcc

R O

4.

Astable MV (555 timer) generates a frequency for unsymmetrical square wave a) 1.45 / (RA+2RB)C b) 1.45(Ra+Rb)C c) 1.45 / 2RAC d) 1.45 / 2R

[

]

5.

A capacitively coupled amplifier is used for amplifying _____ a) ac and dc signals b) dc signals only c) ac signals only

[

]

[

]

W U

d) none of the above

6.

A three-terminal monolithic IC regulator can be used as a) An adjustable output voltage regulator alone b) An adjustable output voltage regulator and a current regulator c) A current regulator and a power switch d) A current regulator alone

7.

In a 741 op-amp, there is 20dB/decade fall-off starting at a relatively low frequency. This is due to the [ ] a) Applied load b) Internal compensation c) Impedance of the source d) Power dissipa

8.

A triangular-square wave generator uses a) A sine wave oscillation and a comparator c) An integrator and a comparator

[ b) A differentiator and a comparator d) A sine wave oscillator and a clipper

]

9.

In which package the ICs are available a) TO-5 glass metal package c) Dual-in-line package

[

]

b) Ceramic flat package d) All the above [

]

10.

T N

J

From the following which one is voltage regulator a) IC 741 b) IC 555 c) IC 723

d) IC 565

Cont…2

www.jntuworld.com || www.jwjobs.net

www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net

Code No: 55009

:2:

Set No. 3

II

Fill in the blanks

11.

For unsymmetrical square wave RA=3.6kΩ RB=5.5kΩ then Duty Cycle _________________

12.

The op-amp ____________ and _______________ are useful for signal wave shaping.

13.

A ____________ is used to generate pulses of desired duration and is called a gating circuit.

14.

The lock range is usually __________________ than the capture range

15.

When PLL is said to be locked ____________________

16.

A current mirror can be used as an active load because ____________________

17.

In ideal operational amplifier the bandwidth is _______________

18.

Regenerative Comparator is also named as ________________

19.

Due to flexibility in _______ and ________adjustments, the active filters can be easily tuned.

20.

In VCO 566, VC (pin 5) having variable resistor R2 it acts as_______________ application

R O

D L

W U

J

T N

-o0o-

www.jntuworld.com || www.jwjobs.net

www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net

Code No: 55009 Set No. 4 JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD III B.Tech. I Sem., I Mid-Term Examinations, Aug/Sept– 2013 IC APPLICATIONS Objective Exam Name: ______________________________ Hall Ticket No. A

Answer All Questions. All Questions Carry Equal Marks.Time: 20 Min. Marks: 10.

I

Choose the correct alternative:

1.

Capacitor charged on a monostable multivibrator (IC 555) a) (1/3)Vcc b) (1/2)Vcc c) 2/3 Vcc

[

]

d) Vcc

2.

Astable MV (555 timer) generates a frequency for unsymmetrical square wave a) 1.45 / (RA+2RB)C b) 1.45(Ra+Rb)C c) 1.45 / 2RAC d) 1.45 / 2R

[

]

3.

A capacitively coupled amplifier is used for amplifying _____ a) ac and dc signals b) dc signals only c) ac signals only

[

]

[

]

D L

d) none of the above

4.

A three-terminal monolithic IC regulator can be used as a) An adjustable output voltage regulator alone b) An adjustable output voltage regulator and a current regulator c) A current regulator and a power switch d) A current regulator alone

5.

In a 741 op-amp, there is 20dB/decade fall-off starting at a relatively low frequency. This is due to the [ ] a) Applied load b) Internal compensation c) Impedance of the source d) Power dissipa

6.

A triangular-square wave generator uses a) A sine wave oscillation and a comparator c) An integrator and a comparator

7.

In which package the ICs are available a) TO-5 glass metal package c) Dual-in-line package

8. 9.

10.

R O

W U

T N

J

[ b) A differentiator and a comparator d) A sine wave oscillator and a clipper

]

[

]

[

]

[

]

[

]

b) Ceramic flat package d) All the above

From the following which one is voltage regulator a) IC 741 b) IC 555 c) IC 723

d) IC 565

Band pass filter condition for stop band is a) 0 < f L < f , f < f H c) 0 < f L < f , f > f L

b) 0 < f L < f , f > f H d) 0 < f L < f , f < f L

Timing range of 555 timer is a) nano to micro seconds c) micro seconds to hours

b) micro to milli seconds d) Above one hour.

Cont…2

www.jntuworld.com || www.jwjobs.net

www.jntuworld.com || www.android.jntuworld.com || www.jwjobs.net || www.android.jwjobs.net

Code No: 55009

:2:

Set No. 4

II

Fill in the blanks

11.

A ____________ is used to generate pulses of desired duration and is called a gating circuit.

12.

The lock range is usually __________________ than the capture range

13.

When PLL is said to be locked ____________________

14.

A current mirror can be used as an active load because ____________________

15.

In ideal operational amplifier the bandwidth is _______________

16.

Regenerative Comparator is also named as ________________

17.

Due to flexibility in _______ and ________adjustments, the active filters can be easily tuned.

18.

In VCO 566, VC (pin 5) having variable resistor R2 it acts as_______________ application

19.

For unsymmetrical square wave RA=3.6kΩ RB=5.5kΩ then Duty Cycle _________________

20.

The op-amp ____________ and _______________ are useful for signal wave shaping.

R O

D L

W U

J

T N

-o0o-

www.jntuworld.com || www.jwjobs.net