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An npn transistor with IS = 5 × 10−16 A, β= 100, and VA = 65...

An npn transistor with IS = 5 × 10−16 A, β= 100, and VA = 65 V is biased in the forward-active region with VBE = 0.72 V and VCE = 10 V.

  1. What is the collector current IC?
  2. What would be the collector current IC if VA = ∞?
  3. What is the ratio of the two answers in parts (b) and (c)?
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