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Exam Details

ISROElectronics & Communication Engineering 2013

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Questions 80
Duration 180 mins
Package ESE & GATE EC - Previous Year Papers

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Difficulty distribution

Medium 59 73.8%
Hard 14 17.5%
Easy 7 8.8%

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Multiple Choices 80 100%

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Sample questions from this paper

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1
2013 · Unclassified
ISROElectronics & Communication Engineering 2013
Input voltage applied to a circuit is 1 V ms and the output is 1 mV rms. Net gain of the circuit is
A
+30 dB
B
-30 dB
C
-60 dB
D
+60 dB
2
2013 · Unclassified
ISROElectronics & Communication Engineering 2013
Two ideal quantizers A abnd B have following specifications : A- 5 bit quantizer with input dynamic range of – 1 V to +1 V with Q1 as quantization noise power B- 8 bit quantizer with input dynamic range of – 0.5 V to +0.5 V with Q2 as quantization noise power Then Q1/Q2 will be
A
16
B
256
C
128
D
64
3
2013 · Unclassified
ISROElectronics & Communication Engineering 2013
The divergence of magnetic flux density is :
A
Electric charge density
B
Electric field intensity
C
Zero
D
Conduction current density
4
2013 · Unclassified
ISROElectronics & Communication Engineering 2013
A UART is configured to transmit 8-bit data, 1’ start bit and 1 stop bit. The serial data output is observed on an oscilloscope, which looks like a square wave with a frequency of 9600Hz. What is the baud rate transmitted data?
A
Baud rate = 960, Data = 55h
B
Baud rate = 19200, Data = FFh
C
Baud rate = 19200, Data = 55h
D
Baud rate = 9600, Data = AAh
5
2013 · Unclassified
ISROElectronics & Communication Engineering 2013
A transmission line having characteristic impedance of 50 has to deiiver 10 kW power at 100 KHz to a load. Maximum permissible value of rms current anywhere along the line is 20 A. What is the maximum VSWR that can be tolerated on this line?
A
2
B
3
C
2.5
D
1
6
2013 · Unclassified
ISROElectronics & Communication Engineering 2013
Routh Hurwitz Criterion is used to determine?
A
Relative stability of system
B
Time response of the system
C
Absolute stability of the system
D
Roots of the characteristic equation graphically