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Quiz instructions :
1. Total number of questions : 10
2. Time allowed : 10 minutes
3. Each Question carry 1 marks and No negative marking.
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Pos. | Name | Entered on | Points | Result |
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Question 1 of 10
1. Question
1 pointsIn satellite communication , frequency modulation is used because satellite channel has :
Correct
Incorrect
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Question 2 of 10
2. Question
1 pointsThe transistor amplifier with 85% of efficiency is likely to be :
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Question 3 of 10
3. Question
1 pointsIf a counter having 10 FFs is initially at 0 , what count will it hold after 2060 pulses ?
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Incorrect
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Question 4 of 10
4. Question
1 pointsFor an earth station transmitter input power of 40 dBW (10,000W), with a back off loss of 3 dB, a total branching and feeder loss of 3 dB, and a transmit antenna gain of 40 dB, determine the EIRP :
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Incorrect
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Question 5 of 10
5. Question
1 pointsA microprocessor with 12-bit address bus will be able to access ………….. kilobytes of memory.
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Question 6 of 10
6. Question
1 pointsThe greatest negative number which can be stored in a 8-bit register using 2’s complement arithmetic is :
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Question 7 of 10
7. Question
1 points…………….. current is the leakage current that flows through a photo diode with no input used in as light detectors.
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Question 8 of 10
8. Question
1 pointsIn a real time system , the simplest scheme that allows the operating system to allocate memory to two processes simultaneously is ……….
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Question 9 of 10
9. Question
1 pointsA broadside array operating at 100 cm wavelength consist of 4 half wave dipoles spaced 50 cm apart. Each element carries radio frequency current in the same phase and of magnitude 0.5 A. The radiated power will be ………….. if the radiation resistance is 146 ohm.
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Question 10 of 10
10. Question
1 pointsWhen VSWR is 3 , the magnitude of the reflection co-efficient will be :
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Incorrect
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Your Q10 answer (in ISRO 1st quiz) is wrong if vswr =3 then reflection coefficent = 1/2 please check it
Hello Ashish,
Thanks for notifying us.
Correction has been made.
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