M4 Electronic Sub-Module No 1 (Quiz No:1)

 

Diodes

Quiz

 

1. Operational amplifier is commonly known as an____ ?
   1.   "non-op amp"
   2.   "op amp"
   3.   "amp"
2. These are limited to allowing current flow in one direction only ?
   1.   SCRS
   2.   TRIAC
   3.   Both
3. LEDs are simple and reliable,they are constructed of ?
   1.   Conductor material
   2.   Nonconductor material
   3.   Semiconductor material
4. If output of AND gate is one then what will be the inputs ?
   1.   A ,B both are zero
   2.   A zero B one
   3.   A ,B both are one
5. If a capacitor, instead of a resistor, is inserted in the feedback loop, the circuit is classified as ?
   1.   Differentiator circuit
   2.   Integrator circuit
   3.   Multivibrator circuit
6. The most important diode characteristic is its -------------relationship ?
   1.   Voltage-resistance
   2.   Current-voltage
   3.   Anode-cathode
7. By adding more diodes in series, the voltage is ------------- ?
   1.   Increase
   2.   Constant
   3.   Reduced
8. When diode connected in --------------- ,no conduction in resultant diode in both sides ?
   1.   Series
   2.   Parallel
   3.   Series and parallel
9. In a forward biased circuit, the voltage drop is approximately ………... for a silicon diode
   1.   0.3 volts
   2.   0.7 volts
   3.   0.10 volts
10. Nand gate is inverted of…………………gate ?
    1.   Or
    2.   Not
    3.   And