Mechatronics Practice Test 4

1. What is will happen to the light(Lg)?
(Given that: R1=2ohm, R3=8 ohm, R4=4 ohm, Rv=1 ohm)

2. How many layers and junctions does an SCR have?

3. IRF9540N 8mm in an example of which type of transistor?

4. A galvanometer cannot be used for detecting and balancing AC (Alternating current) bridges.

5. A SIDAC (Silicon diode for alternating current) does not conduct below a break-over voltage.

6. What is the phase difference between input signal and output signal when input is provided to the inverting terminal of the operational amplifier?

7. What is the drain current of an n-channel JFET (Junction Field effect transistor) if its gate to source voltage is -2Volts, pinch-off voltage is -1 volts and no bias drain current is 1miliampere?

8. Which is an example of DIAC?

9. Which bridge is used to calculate unknown inductance in AC circuit?

10. What will be the transconductance of an n-channel JFET (Junction Field effect transistor) if Gate to source voltage(Vgs) is equal to Pinch-off voltage(Vp)?