ISRO Scientist or Engineer Electronics 2013

Instructions

For the following questions answer them individually

ISRO Scientist or Engineer Electronics 2013 - Question 21


The eiectric field intensity E and magnetic field intensity H are coupled and propagating in free space in x and y direction respectively, the Poynfing vector is given by-

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ISRO Scientist or Engineer Electronics 2013 - Question 22


If x and y are two random signals with zero mean Gaussian distribution having identical standard deviation, the phase angle between them is

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ISRO Scientist or Engineer Electronics 2013 - Question 23


The current flowing through a capacitor in an AC circuitis :

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ISRO Scientist or Engineer Electronics 2013 - Question 24


Which of the following is the Boolean function for Majority Voting, assuming A,B,C are inputs and Y is output?

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ISRO Scientist or Engineer Electronics 2013 - Question 25


For broadside antenna array,the largest possible spacing between the antenna elements without any grating lobes is

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ISRO Scientist or Engineer Electronics 2013 - Question 26


For the 8085 assembly language program given below, the content of the accumulator after the execution of the program is
3000 MVI A, 45H
3002 MOV B, A
3003 STC
3004 CMC
3005 RAR
3006 XRA B

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ISRO Scientist or Engineer Electronics 2013 - Question 27


Conduction angle of a Class AB amplifier is:

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ISRO Scientist or Engineer Electronics 2013 - Question 28


For non dispersive medium

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ISRO Scientist or Engineer Electronics 2013 - Question 29


Schottky clamping is resorted in TTL gates

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ISRO Scientist or Engineer Electronics 2013 - Question 30


At cut-off frequency, the phase velocity of a waveguideis

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