VBB PROBLEMS Answers to odd-numbered problems are at the end of the book. SECTION 3-1 Structure of Bipolar Junction Transistors 47.5 A? 1. What is the exact value of Ic for IE = 5.34 mA and IB 2. A certain transistor has an Ic = 25 mA and an /B 200 A. Determine the Bpc. 3. In a certain transistor circuit, the base current is 2% of the 30 mA emitter current. Determine the approximate collector current. 4. Find VE and Ic in Figure 365. 5. Determine the IB, Ic, and V for the transistor circuit in Figure 3-66. Assume DC 6. Draw the dc load line for the transistor circuit in Figure 3-67. 7. Determine IB, Ic, and Vc in Figure 3-67. 75. 2.0 V RE 1.0 kQ FIGURE 3-65 Vcc 10 V VBB 2.0 V FIGURE 3-66 RB w 4.7 Rc 430 Vcc 24 V