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LMRC 2018 JE EC Exam: Tech Quiz 9

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Question 1

In a full wave rectifier circuit using centre tapped transformer, the peak voltage across half of the secondary winding is 30 V. Then PIV is:

Question 2

In the case of a 70–MHz IF carrier for a transponder bandwidth of 36 MHz, energy must lie between MHz:

Question 3

Determine the output frequency for a frequency division circuit that contains 12 flip-flops with an input clock frequency of 20.48 MHz:

Question 4

11001, 1001 and 111001 corresponding to the 2’s complement representation of which one of the following sets of number?

Question 5

The primary function of the bias circuit is to:

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Feb 22ESE & GATE EC