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        The current gain of a common emmiter amplifier is 69 . If the emmiter current is 7.0 mA , what will be the collecter current ?
one year ago

Khimraj
3008 Points
							$\beta = I_{c}/I_{b}$ = 69

$\alpha = \beta /(1+\beta ) = 69/70 = I_{c}/I_{e}$
Ic = (69/70)*Ie = 6.9 mA
Hope it clears.

one year ago
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• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions