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8/6/2019 BPDB Apprentice Exam Guideline
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8/6/2019 BPDB Apprentice Exam Guideline
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PGCB = Power Grid Company of Bangladesh
ECNEC = Executive Committee for National Economic Council
LPB(?) =
GMT = Greenwich Mean Time
? ?(?)
? ?
? Departmental: Marks-30
1 MCQ: (Maximum from Synchronous Motor) (0.5 x 6) 3
2 True/False: (0.5 x 6) 3
3 Op-Amp (Current to voltage Converter) (math) 3
4 From Circuit Breaker: (math) 3
5From Quantization: 10dB, 1V (p-p), how many bits are needed?
(math)
3
6 For a given non sinusoidal wave, what is the rms value? (math) 3
7 From power: Slip (math) 3
8 Petrol. Oil (something from knocking in chemistry-S.S.C/H.S.C) 39
o/p power = x N = 120f / p (math)
3
10 From bus-bar system: (diagram) 3
11 From Modulation: sideband power, modulation index (math) 3
12 Difference between short circuit & fault current 3
13 From machine: shunt motor connection (diagram) 3
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