IES Previous year Question Papers of Electronics and Telecommunication Engineering
Indian Engineering Services are the most important part of civil services that meet all possible technological and executive functions of Indian Government. Recruitment are done on the basis of merits, the middle administration positions in the organization are filled all the way through competitive exams. Even every year most of students appear for IES Exam to check their caliber of being served for the limited posts offered. In IES, recruitment primarily takes place for three categories which are Civil Engineering, Electrical Engineering, Electronics and Telecommunication Engineering and Mechanical Engineering . This exam is conducted bu UPSC every year for the recruitment. Here in this post, IES Previous year Question Papers of Electronics and Telecommunication Engineering are made available for the practice point of view.
You may also like to visit: IES 2013 Syllabus for Electronics and Telecommunication Engineering
Sample Questions for IES Exam for Electronics and Telecommunication Engineering
IES Previous Year Question papers
1. Knockoff sounds are used in
a. In blood flow measurements
b. In blood pressure measurements
c. In heart valve functioning
d. As a reference for sound level measurement
Ans-b
2. CMRR in an ECG amplifier when input impedance is 2MΩ and difference of electrode skin contact as 1kΩ is
a. 1000
b. 2000
c. 3000
d. 5000
Ans-a
3. A graphic record of heart sound is
a. ECG
b. Phono-cardiogram
c. Vector-cardiogram
d. Electroencephalogram
Ans-b
4. To increase the magnifying power of a telescope , which of the following should be increased
a. Focal length of the objective
b. Focal length of the eye piece
c. Aperture of the objective
d. Aperture of the eye piece
Ans-a
5. In nuclear instrumentation , heaviest and flow moving particles are
a. Beta particles
b. Alpha particles
c. Gamma rays
d. Protons
Ans-b
6. Synchrono is a transducer
a. Variable reluctance
b. Parabolic
c. Angular position
d. Synchronization
Ans- c
7. The particles of pirani gauge is based on
a. Humidity of the medium
b. Thermal conductivity of the medium
c. Combustibility of the medium
d. None
Ans- b
8. Two lenses having power +6D and – 4D are placed in contact. The power of the combination is
a. -2D
b. -4D
c. +4D
d. +2D
Ans- d
9. Piezoelectric crystal can be used to measure
a. Temperature
b. Velocity
c. Acceleration
d. Flow
Ans- c
10. A photo conductive cell is useful for
a. High frequency application
b. Medium freq. application
c. Low freq application
d. All of these
Ans- c
11. Moire fringes are used for measurements of rotary displacement along with
a. Contact type encoder
b. Optical encoder
c. Both a and b
d. None of these
Ans- b
12. When ECG is recorded by connecting 2-electrodes, one is left arm and other in left leg , recording is made in
a. Lead I configuration
b. Lead II configuration
c. Both a and b
d. None
Ans-d
13. In diagnostic application ultrasound is both generated and detected by the piezoelectric effect in the
a. MF and HF ranges
b. LF ranges
c. VLF ranges
d. EHF ranges
Ans- a
14. The photo diode as compared to the photo transistor has
a. Fast switching time
b. Lower sensitivity
c. Higher size for the same value of o/p current
d. All of these
ans- b
15. One gram of hemoglobin when fully saturated carries of gas
a. 0.34 ml
b. 0.68ml
c. 1.02 ml
d. 1.34ml
Ans- d
16. Newtons rings are formed when an air film is enclosed between
a. Two convex surfaces
b. Plane and concave surfaces
c. Two concave surfaces
d. Plane and convex surfaces
Ans- d
17. If half life of the radio active radon is 3.8 days, then the time at the end of which 1/20th of the radon sample will remain undecayed is
a. 3.8 days
b. 16.5 days
c. 33 days
d. 76 days
Ans- b
18. He-Ne laser has wavelength
a. 514.5nm
b. 632.8 nm
c. 1.06 µm
d. 10.6 µm
Ans- b
19. % of blood volume in platelets when diameter of platelets is about 2µm is
a. 0.1%
b. 0.7%
c. 0.5%
d. None
Ans- a
20. What is the deflection at center for a pressure of 150 kN/m when pressure is 300 kN/m^2 ?
a. 0.0105
b. 0.0205
c. 0.0305
d. 0.0405
Ans- b
Interested candidates may also go for Online Test on IES.
Find pdf of IES Previous year Question Papers for Electronics and Telecommunication Communication Engineering from:
- UPSC IES 2009 E&T Paper 1 Objective type Question Paper
- UPSC IES 2009 E&T Paper 2 Descriptive type Question Paper
- UPSC IES 2010 E&T Paper 1 Objective type Question Paper
- UPSC IES 2010 E&T Engg Paper 2 Descriptive type Question Paper
- UPSC IES 2011 E&T Paper 1 Objective type Question Paper
- UPSC IES 2011 E&T Paper 2 Descriptive type Question Paper
Related Links:
- IES Question Papers
- IES Sample Paper for Electronic Engineering
- UPSC IES Sample Papers for ECE Engineers
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