Test:351 QNo:100

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In an NPN transistor circuit the collector current is 10 mA. If 90 % of the electrons are able to reach the collector

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5 Answers

1

Â°áƒ¦â€¢à¹“ÑÏ…Î ·2009-04-24 02:18:53

Q100 In an NPN transistor circuit the collector current is 10 mA. If 90 % of the electrons are able to reach the collector
a) the emitter current will be 9 mA
b) the emitter current will be 10 mA
c) the base current will be 1 mA
d) the base current will be 0.1 mA
Your Answer: (b)
Correct Answer: (c)
Score: -1

really corrct answers are b and c both

itz IIT 1992 ..........q :P

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11

Mani Pal Singh ·2009-04-24 08:39:56

iska kya hai??

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Â°áƒ¦â€¢à¹“ÑÏ…Î ·2009-04-24 08:41:10

iska b aur c dohno hai yeh iit 1992 mein pocoha tha

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Manish Shankar ·2009-04-24 08:44:21

here I_e will be (100/90)*10 â‰ˆ 11mA

how it comes out to be 10

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Â°áƒ¦â€¢à¹“ÑÏ…Î ·2009-04-24 08:50:57

haan ji

sorry

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