31. What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm
A. 180 degree
B. 30 degree
C. 45 degree
D. 75 degree
E. None of the above
32. Molecule is
A. The smallest particle of a substance that retains the properties of that substance
B. A atom that has a shortage of electrons in its outer orbit
C. A atom that has an excessive number of electrons in its outer orbit
D. A atom that flows whenever there is an imbalance of electrical charges between two points
E. None of the above
33. What form of energy is used for creating static electricity?
A. Solar energy
B. Mechanical energy
C. Chemical energy
D. Light energy
E. None of the above
34. Suppose the Zener diode has a breakdown voltage of 10 V and Zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA?
A. 0.17 V
B. 10.17 V
C. 20 V
D. 18.8 V
E. None of the above
35. A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current?
A. 3.75 mA
B. 3.2 mA
C. 0.05 mA
D. 13 mA
E. None of the above