BASIC ELECTRONICS MCQs 10 min Score: 0 Attempted: 0/10 Subscribe 1. A transistor is a type of a device. (A) conductor (B) semiconductor (C) insulator (D) None of these 2. In P-N-P transistor, base will be of (A) P material (B) N material (C) a&b (D) None of these 3. A transistor usually made of (A) silicon (B) copper (C) iron (D) gold 4. An oscillator converts (A) A.C current to D.C current (B) mechanical power into A.C power (C) D.C current to A.C current (D) None of these 5. The Symbol of the SCR will be similar to that of the (A) diac (B) transistor (C) diode (D) triac 6. The silicon-controlled rectifier works in mode of operations (A) forwardBlockingMode (B) reverseBlockingMode (C) Allofthese (D) forwardConductionMode 7. A Diac is a form of solid-state switch used to switch (A) ACvoltage (B) DCvoltage (C) a&b (D) Noneofthese 8. DIACs are also known as a ________without a base (A) thyristor (B) SCR (C) transistor (D) Noneofthese 9. A Triac is defined as a _______ terminal (A) one (B) two (C) four (D) three 10. In Triac has two main terminals MT1 and MT2 connected in (A) forwardseries (B) Noneofthese (C) series (D) inverseparallel
