March 2016

21. When a diode is forward biased, the voltage across it A. is directly proportional to the current B. is inversely proportional to the current C. is directly proportional to […]

16. What is the current through the diode? A. 1 mA B. 0.975 mA C. 0.942 mA D. 0.0 mA Answer & Explanation Answer: Option A Explanation: No answer description

11. Since diodes are destroyed by excessive current, circuits must have: A. higher voltage sources B. current limiting resistors C. more dopants D. higher current sources Answer & Explanation Answer:

6. When matching polarity connections have been made and the potential difference (PD) is above 0.7 V, the diode is considered to be: A. not working B. forward biased C.

1. What is a varistor? A. a voltage-dependent resistor B. a voltage-dependent diode C. a current-dependent resistor D. a current-dependent diode Answer & Explanation Answer: Option A Explanation: No answer