Q1// Si transistor to be used in cct. Shown below has a current gain ß that varies from 50 to 200 if VBB = 3v, RE = 200 2. Find the variation in Q- point for: a) RB = 1K Q b) RB 10 KQ Vcc=20v Ri= 1k Vi اللمسات RB 오 VBB RE Rc 1K

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Q1// Si transistor to be used in cct. Shown below has a current gain ẞ that varies
from 50 to 200 if VBB = 3v, RE = 200 2. Find the variation in Q- point for :
a) RB = 1KQ
b) RB =10 K Q
Vcc=20v
Ci
Ri - 1k
Vi
@th
RB
•
VBB
RE
Rc 1K
Transcribed Image Text:Q1// Si transistor to be used in cct. Shown below has a current gain ẞ that varies from 50 to 200 if VBB = 3v, RE = 200 2. Find the variation in Q- point for : a) RB = 1KQ b) RB =10 K Q Vcc=20v Ci Ri - 1k Vi @th RB • VBB RE Rc 1K
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