The opposite of susceptibility is___________?

Related Mcqs:

1. The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is___________?

   A. 130 μs
   B. 135 μs
   C. 140 μs
   D. 145 μs

2. An ideal switch is___________?

   A. Lossless
   B. Carry current in any direction when it is on
   C. Does not carry any current in any direction when it is off
   D. All of these

3. The input current waveform of a bridge controlled rectifier when the load is perfectly filtered is___________?

   A. Sine wave
   B. Square wave
   C. Saw – tooth wave
   D. Trapezoidal wave

4. An ideal diode is___________?

   A. Unidirectional
   B. Bidirectional
   C. Fixed voltage polarity
   D. Only (a) and (c)

5. Bidirectional semiconductor device is___________?

   A. Diode
   B. BJT
   C. SCR
   D. TRIAC

6. In the SPWM, the modulating signal is___________?

   A. Square
   B. Sinusoidal
   C. Triangular
   D. Saw – tooth

7. A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is_____?

   A. 0.32
   B. 0.67
   C. 0.45
   D. 0.27

8. After proper turn on of thyristor____________?

   A. gate signal is always present
   B. gate signal must be removed
   C. gate signal should present but can be removed
   D. none of the above.

9. During gate recovery time_____________?

   A. charge carriers of J2 junction recombined
   B. charge carriers of J2 junction is swept out
   C. charge carrier of J1 junction removed
   D. charge carriers of J3 junction is removed

10. An SCR is made up of silicon because?

    A. silicon has large leakage current than germanium
    B. silicon has small leakage current than germanium
    C. silicon has small leakage voltage than germanium
    D. silicon has large leakage voltage than germanium