BEL Placement Paper Technical - Electronics DELHI, Lodhi Estate-13 May 2007
Hi friends, i had given BEL paper on may-13,2007in which 150 ques u've to do...out of which 30 were of apti &120 technicalapti 9 ( tough as compared to ISRO)question from analog electronics, digital electronics, network, F & W, signal , Control etc........
4) which of the following game uses bulleya.football b.cricket c.goalf.. d.hockey
5) a zener diode works on the principle of
6)under the high electric field,in a semiconductor with increasing electric field
7)in an 8085,microprocessor system with memory mapped I/O
8)built-in potential in a p-n jn.-9)the breakdown voltage of a transitor with its base open is BV(ceo) and that with emitter open BV(cbo) then
10) ques based on half adder
11) based on flip flop
12) block diagram reduction
13) to find max overshoot (2 ques based on it)
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